Page 1 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) Issue Date 2020-12-10 HUAWEI TECHNOLOGIES CO., LTD.
Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
Page 3: About This Document
About This Document About This Document Purpose This document describes the NetCol5000-A025, a in-row air cooled smart cooling product (NetCol5000-A for short), in terms of its safety precautions, product description, installation guide, ACC introduction commissioning guide, operation and maintenance. It helps users rapidly learn the operation and maintenance (O&M) of the NetCol5000-A.
Page 4 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) About This Document Symbol Description Indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious injury. Indicates a hazard with a low level of risk which, if not avoided, could result in minor or moderate injury.
Page 5 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) About This Document Issue 10 (2019-11-30) Updated the cable description. Issue 09 (2019-07-30) Updated the alarm reference section. Issue 08 (2019-01-15) Updated the manual name and so on.
Page 6: Table Of Contents
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) Contents Contents About This Document........................ ii 1 Safety Information........................1 1.1 General Safety..................................1 1.2 Personnel Requirements............................... 4 1.3 Electrical Safety..................................4 1.4 Installation Environment Requirements.......................... 6 1.5 Mechanical Safety................................... 8 1.6 Cooling System Safety.................................10...
Page 7 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) Contents 3.1.5 Installation Layout Principles............................40 3.2 Unpacking....................................42 3.3 Checking Nitrogen Pressure.............................. 43 3.4 Removing the Cabinet Sheet Metal Fasteners......................44 3.5 Installing the Cabinet Transport Tool..........................45 3.6 Removing the Transport Fasteners..........................48 3.7 Installation Flowchart................................51...
Page 8 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) Contents 4.1.1 Amount Requirements for the Refrigerant and Refrigerant Oil to Be Charged.......... 98 4.1.2 Vacuumizing..................................101 4.1.3 Precharging Refrigerant..............................103 4.2 Preparing for Power-On..............................106 4.3 Viewing Software Version Information........................107 4.4 Power-On Commissioning (Software Version V200R001)...................
Page 9 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) Contents 6.5 Parts Replacement................................227 6.5.1 Replacing the Air Filter..............................227 6.5.2 Replacing the Indoor Fan............................. 228 6.5.3 Replacing the Differential Pressure Switch......................229 6.5.4 Replacing the Compressor............................231 6.5.5 Replacing the Welded Filter Dryer..........................
Page 10 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) Contents 7.2.3 How Can I View Active Alarms and Historical Alarms?..................290 7.2.4 How Can I Export or Import a Configuration File?..................... 290 7.2.5 How Can I Export Fault Information?........................291 7.2.6 How Can I Change the Smart Cooling Product IP Address on the WebUI?..........
Page 11: Safety Information
The "NOTICE", "CAUTION", "WARNING", and "DANGER" statements in this document do not cover all the safety instructions. They are only supplements to the safety instructions. Huawei will not be liable for any consequence caused by the violation of general safety requirements or design, production, and usage safety standards.
Page 12 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information General Requirements ● Do not install, use, or operate outdoor equipment and cables (including but not limited to moving equipment, operating equipment and cables, inserting...
Page 13 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information ● All cable holes should be sealed. Seal the used cable holes with firestop putty. Seal the unused cable holes with the caps delivered with the cabinet. The following figure shows the criteria for correct sealing with firestop putty.
Page 14: Personnel Requirements
Do not power on the equipment before it is installed or confirmed by professionals. 1.2 Personnel Requirements ● Personnel who plan to install or maintain Huawei equipment must receive thorough training, understand all necessary safety precautions, and be able to correctly perform all operations. ●...
Page 15 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information General Requirements Use dedicated insulated tools when performing high-voltage operations. AC and DC Power D ANGER Do not connect or disconnect power cables with power on. Transient contact between the core of the power cable and the conductor will generate electric arcs or sparks, which may cause fire or personal injury.
Page 16: Installation Environment Requirements
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information ● Do not perform any improper operations, for example, dropping cables directly from a vehicle. ● When selecting, connecting, and routing cables, follow local safety regulations and rules.
Page 17 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information vents, or feeder windows of the equipment room. Ensure that no liquid enters the equipment to prevent faults or short circuits. ● If any liquid is detected inside the equipment, immediately disconnect the power supply and contact the administrator.
Page 18: Mechanical Safety
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information 1.5 Mechanical Safety Hoisting Devices ● Do not walk under hoisted objects. ● Only trained and qualified personnel should perform hoisting operations. ● Check that hoisting tools are available and in good condition.
Page 19 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information ● When climbing a ladder, take the following precautions to reduce risks and ensure safety: – Keep your body steady. – Do not climb higher than the fourth rung of the ladder from the top.
Page 20: Cooling System Safety
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information ● When moving the equipment by hand, wear protective gloves to prevent injuries. ● Move or lift the equipment by holding its handles or lower edges. Do not hold...
Page 21: Others
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 1 Safety Information Refrigerant Frostbite Refrigerant leakage may cause frostbite. Take protective measures (for example, wear antifreeze gloves) when handling refrigerant. Storage and Recycling ● Do not store devices near a heat source or under direct sunshine.
Page 22: Product Description
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Product Description 2.1 Model Description Figure 2-1 Designation explanation for the NetCol5000-A Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 23: Indoor Unit Components
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Figure 2-2 Designation explanation for the NetCol5000-A 2.2 Indoor Unit Components Dimensions Dimensions (H x W x D) of the NetCol5000-A in standard configurations are 2000...
Page 24 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Figure 2-3 Dimensions (unit: mm) Components The indoor unit of the NetCol5000-A consists of a compressor, oil separator, fan, heat exchanger, electronic expansion valve, one-way valve, filter dryer, sight glass, electric heater (optional), electrode humidifier (optional), wet film humidifier (optional), water pump (optional), and so on.
Page 25: Controller
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description ● Filter dryer The filter dryer absorbs moisture from refrigerant pipes and filters out foreign matter, which reduces the component damage probability and ensures efficient and reliable operating of components.
Page 26 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Figure 2-4 Display panel (1) Indicator (2) Display panel Table 2-1 Indicator and buzzer status description Alarm Status Indicator Buzzer The device is operating properly,...
Page 27: Function And Features
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Table 2-2 Ports Name Note MUS05A Reserved FE (fast communications port Ethernet) communications port for the main control board and LCD RS485_1 Reserved USB Host ●...
Page 28: Monitoring System
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description – Telemetry: supply air temperature, return air temperature, supply air humidity, return air humidity, and working status of the smart cooling product. – Teleindication: startup/shutdown states, overvoltage/overcurrent,...
Page 29 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Up to 32 smart cooling products can be teamworked over a controller area network (CAN) or MAC_CAN to save energy and extend the service life of smart cooling products.
Page 30 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Figure 2-7 FE monitoring network diagram Figure 2-8 CAN teamwork network diagram Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 31: Application Environment
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Figure 2-9 FE teamwork network diagram 2.5 Application Environment NO TICE Do not install the smart cooling product near a noise-sensitive place such as an office or a conference room.
Page 32 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Item Specifications Outdoor temperature ● Working with the NetCol500–A032 (including low– temperature components): –40°C to +45°C ● Working with the NetCol500–A036 (including low– temperature components): –40°C to +55°C ●...
Page 33 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Item Specifications Water inlet pipe to G 1/2 inch inner screw thread the humidifier Installation Requirements NO TICE When the total load power of servers corresponding to a single smart cooling product is less than 5 kW or the equipment room airtightness is not satisfactory, the indoor humidity might be relatively high, which is not a product quality issue.
Page 34 (RCCB) that is insensitive to the single-phase DC pulses and transient current pulses Note: If some conditions are not met, contact Huawei technical support. Water Quality Requirements for Wet Film Humidifiers The inlet water pressure should be in the range of 0.1–0.7 MPa (A reducing valve must be installed if the inlet water pressure exceeds 0.7 MPa.), and the...
Page 35: Technical Specifications
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Item Requirement Unit a: When σ is less than 125 µS/cm, the first vapor exhausting duration of the humidifier is long; when σ greater than 1250 µS/cm, the humidifier service life is affected.
Page 36 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 2 Product Description Table 2-9 Optional specifications Item NetCol5 NetCol5 NetCol5 NetCol5 NetCol5 NetCol5 000- 000- 000- 000- 000- 000- A025H4 A025H4 A025H4 A025H4 A025H4 A025H4 12D200 12D2E1...
Page 37: Installation Guide
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Installation Guide 3.1 Installation Preparations To ensure the optimal operating effect and longest service life, install the NetCol5000-A correctly as required. 3.1.1 Preparing Tools Table 3-1 Table 3-5 list the tools for installing the NetCol5000-A.
Page 38 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Appearance, Specifications, and Name Step ladder (2 m) Torch Measuring tape Hacksaw Table 3-2 Transportation and unpacking tools Appearance, Specifications, and Name Pallet Jack Diesel pallet truck...
Page 39 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Appearance, Specifications, and Name Pipe bending tool a: For equipment with electrode humidifiers, ensure that the water pipe thread sealant is able to resist temperatures higher than 85°C and the following requirements are met.
Page 40: Material Preparations
● Optional: materials that can be purchased from Huawei or any other vendor (if you have ordered the materials from Huawei, you do not need to purchase them elsewhere). For details about the specifications of such materials to be purchased, see the following sections.
Page 41: Optional) Refrigerant R410A
3.1.2.1 (Optional) Refrigerant R410A CA UTION Do not use low-quality refrigerant. Huawei is not responsible for any damage caused by low-quality refrigerant. Follow these suggestions to choose high-quality refrigerant: Contact the refrigerant producer to confirm the refrigerant authenticity.
Page 42: Optional) Refrigerant Oil
2.15 3.1.2.2 (Optional) Refrigerant Oil The recommended refrigerant oil is RL32H/Emkarate. You can purchase it from Huawei or another vendor. The refrigerant oil purchased from another vendor should be confirmed by Huawei. 3.1.2.3 (Optional) Oil Trap and Inverted Trap NO TICE The operating pressure of the copper pipe, oil trap, and inverted trap should be greater than 4.5 MPa.
Page 43: Humidifier Water Inlet Pipe
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-2 Oil trap and inverted traps (unit: mm) Table 3-7 Specifications for oil traps and inverted traps Name Copper Pipe Outer Technical Requirements Diameter and...
Page 44: Drainpipe
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-3 Connecting a water inlet pipe (1) Connector with inner screw (2) Rigid pipe conversion (3) Rigid pipe: made of PP-R or threads: G 1/2 inch, delivered adapter: G 1/2 inch;...
Page 45: Pipe Support
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-4 Connecting a drainpipe (1) Rigid pipe: 1/2-inch BSPT, external thread, (2) Hose clamp made of PP-R, C-PVC, or other materials (3) Hose: inner diameter of 14 mm, made of...
Page 46: Cable
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TE ● The height of the U-shaped pipe clamp is 5 mm less than the pipe diameter (including the thermal insulation foam). Pipe supports are subject to engineering procurement.
Page 47 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Applicati Name Technical Specifications Remarks Scenario Power cable Electronic electric cable, 600 V, The length is A0265S1 (optional) determined by site ZA-RVV, 5 x 2.5 mm...
Page 48: Engineering Procurement) Water Softener
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Applicati Name Technical Specifications Remarks Scenario Indoor Cord end Bare crimp terminal, single Delivered with the terminal for fittings cord end terminal, 1 mm , 5 A,...
Page 49: Precautions
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide ● The equipment room should have good heat insulation, and the walls and floor should be protected against moisture. ● Take care to prevent the components and cables from damage.
Page 50: Installation Layout Principles
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-7 External structure (unit: mm) (1) Connecting kits (2) Control panel (3) Door lock (4) Front door (5) Fixing port (6) Side panel (7) Leveling foot...
Page 51 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE ● When calculating the height difference, the compressor base is regarded as the baseline for the indoor unit. ● The inverted trap should be higher than the top copper pipe of the condenser.
Page 52: Unpacking
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-9 Routing pipes from the top (1) Inverted traps (2) Oil traps (3) Tilted gas pipe (4) Tilted liquid pipe 3.2 Unpacking Procedure Step 1 Inspect the outer packing for signs of damage. If any damage is found, contact the shipping company immediately.
Page 53: Checking Nitrogen Pressure
Figure 3-12 exist. ● If they do not exist, contact Huawei technical support. ● If they exist, remove each valve bonnet and use it to press the valve plugs in turn. If air is exhausted, the system is working properly. If no air is exhausted, contact Huawei technical support.
Page 54: Removing The Cabinet Sheet Metal Fasteners
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-12 Needle valves (1) Low-pressure needle valve (2) Liquid pipe needle valve (3) Discharge pipe needle valve ----End 3.4 Removing the Cabinet Sheet Metal Fasteners...
Page 55: Installing The Cabinet Transport Tool
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-13 Removing bolts from the cabinet sheet metal fasteners 3.5 Installing the Cabinet Transport Tool Prerequisites The cabinet has been removed from the pallet.
Page 56 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-14 Cabinet transport tool (1) Cover bolt (removed before (2) Cover side hole (aligned (3) Cover side hole (aligned installation) with the cabinet mounting...
Page 57 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-16 Installing a transport tool Step 3 Reinstall the removed cover using M8x50 bolts, as shown by (1) in Figure 3-17. Figure 3-17 Reinstalling the cover on a transport tool NO TICE Secure the transport tool to the cabinet through the hole near the cabinet door.
Page 58: Removing The Transport Fasteners
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide 3.6 Removing the Transport Fasteners Context NO TICE ● When moving a cabinet, take measures to prevent it from toppling. ● The two compressor fasteners and one liquid level detector fastener installed for transport protection must be removed.
Page 59 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE ● If the smart cooling product is configured with no water pump, skip Step ● If the smart cooling product is configured with no water pump, do not connect the white terminal reserved in the lower left part at the front of the smart cooling product.
Page 60 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-20 Removing a liquid level detector transport fastener Connect the interconnection terminal of the low liquid level detector as shown in Figure 3-21. NO TE The interconnection terminal of the high liquid level detector has been connected before delivery.
Page 61: Installation Flowchart
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Reinstall the water pan cover. Step 3 Close the front and the rear doors. ----End 3.7 Installation Flowchart Figure 3-22 shows the NetCol5000-A installation flowchart.
Page 62 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE ● Do not drill holes in the floor when routing cables from the top. ● Drill holes at the bottom of the raised floor if it is used.
Page 63: Leveling Feet
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE The cabinet must be carried by at least four persons. Step 2 Move the cabinet from the pallet to the installation position. ----End 3.8.2 Leveling Feet...
Page 64: Combining Cabinets
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TE Install the enclosure frame on the front door side. Step 2 Remove one bolt fastener, two cabinet connecting plates, and two hinges. Step 3 Secure the enclosure frame to the front door frame using eight M5x10 tapping screws, and secure the bolt fastener, cabinet connecting plates, and hinges to the enclosure frame.
Page 65: Securing The Indoor Unit
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-26 Combining cabinets 3.8.5 Securing the Indoor Unit If there is a base, secure the indoor unit to the base. If there is no base, secure the indoor unit to the floor.
Page 66 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-27 Distances between mounting holes Prerequisites Before installing the bolts, remove the rodent-proof rubber plugs in the mounting holes if there are any. Scenario with a Base Step 1 Secure the base to the floor using four M12 expansion bolts.
Page 67 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-28 Securing an indoor unit to a base NO TE Figure 3-28 shows only how the cabinet is secured to the base. Secure the base based on site requirements.
Page 68: Installing Anchor Baffle Plates
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-29 Securing an indoor unit to a floor ----End 3.8.6 Installing Anchor Baffle Plates NO TICE Install anchor baffle plates only when you need to secure the indoor unit to a base.
Page 69: Exhausting Nitrogen
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-30 Installing an anchor baffle plate 3.9 Exhausting Nitrogen Context Figure 3-31 shows the positions of needle valves. Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 70: Connecting Pipes
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-31 Positions of needle valves (1) Liquid pipe needle valve (2) Discharge pipe needle (3) Low-pressure needle valve valve Procedure Step 1 Remove the bonnets of the liquid pipe needle valve, low-pressure needle valve,...
Page 71 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Prerequisites D ANGER Before welding, exhaust all nitrogen from the refrigerant pipe to avoid explosion and personal injury. NO TICE ● When welding the pipes connecting to the indoor unit, protect the needle valve and its tag.
Page 72 Recommended for Gas Pipes (inch) Diameter for Liquid Pipes (inch) L ≤ 80 Note: If the pipe is longer than 80 m, contact Huawei technical support. Connect refrigerant pipes based on Figure 3-32. ● If the direction of a refrigerant pipe changes, add a support at the position 500 mm before and after the changing point respectively.
Page 73 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE Exercise caution during welding to avoid burning components, such as rubber rings, inside the cabinet. Charge nitrogen to protect pipes from oxidation while you weld the pipes, as...
Page 74: Connecting Drainpipes
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE When routing pipes from the top, do not route the pipes over servers or other devices to protect the servers or other devices from being affected by pipe leaks.
Page 75 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE ● When procuring water pipes, ensure that the water pipes covered with thermal insulation foam can be routed through holes in the bottom or top plate. For the hole specifications, see 3.8.1 Preparing Knock-out...
Page 76 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-36 Connecting the drainpipe in the scenario of bottom pipe routing Top Pipe Routing Use an adjustable wrench to remove the water pipe plug from the top of the...
Page 77: Optional) Connecting The Humidifier Water Inlet Pipe
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-37 Connecting the drainpipe in the scenario of top pipe routing 3.10.3 (Optional) Connecting the Humidifier Water Inlet Pipe There are wet film and electrode humidifiers. Select either as required.
Page 78 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE After routing pipes, secure it with cable ties along the right side post of the cabinet. Figure 3-38 Routing a humidifier water inlet pipe from the bottom Issue 15 (2020-12-10) Copyright ©...
Page 79: Optional) Connect The Water Inlet Pipe To The Wet Film Humidifier
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-39 Routing a humidifier water inlet pipe from the top 3.10.3.2 (Optional) Connect the Water Inlet Pipe to the Wet Film Humidifier The humidifier water inlet pipe is a hose installed under the humidifier. When...
Page 80 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-40 Routing a humidifier water inlet pipe from the bottom Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 81: Leakage Test With Nitrogen
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-41 Routing a humidifier water inlet pipe from the top 3.10.4 Leakage Test with Nitrogen Context NO TICE ● The measuring range of the pressure gauge must be greater than or equal to 4.0 MPa, and the leather hose must withstand a pressure of at least 4.5 MPa.
Page 82 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Procedure Step 1 Connect the pressure gauge, hose, and nitrogen cylinder. Install a reducing valve at the outlet of the nitrogen cylinder, as shown in Figure 3-42.
Page 83: Connecting Cables
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-43 Leakage test with nitrogen in the scenario with a low-temperature component (1) Pressure gauge 1 (2) Pressure gauge 2 (3) Coupling nut (4) Discharge pipe needle...
Page 84: Connecting The Indoor Unit Power Cable
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-44 Port layout on the electrical control box (1) Active power supply (AC1) (2) Standby power supply (3) Contactor control switch (AC2) (MD1) (4) Contactor control switch...
Page 85 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Context ● Route power cables from the top or bottom. ● For the switch and cable specifications, see 3.1.2.7 Cable. ● The cables should be routed in from the cable clip.
Page 86 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-45 Routing power cables in the single power supply scenario Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 87 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-46 Routing power cables in the dual power supply scenario Step 3 Connect the equipotential ground cable. Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 88: Connecting The Outdoor Unit Power Cable
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-47 Connecting the equipotential ground cable ----End 3.11.3 Connecting the Outdoor Unit Power Cable Route the outdoor unit power cable through the cabinet cable hole, then to the L1, L2, L3, and N ports of the AC3 terminal on the indoor unit.
Page 89: Connecting Signal Cables
● Before connecting signal cables, take effective ESD measures. ● Secure signal ports to a torque of 0.5 N·m. NO TE ● You can purchase signal cables from Huawei or another vendor. ● Before connecting cables, determine the cable routes based on engineering survey. Figure 3-49...
Page 90 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-49 Zoomed-in view of external signal ports Table 3-13 describes the definitions and functions of external signal ports. Table 3-13 Definitions and functions of external signal ports...
Page 91 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Port Silk Port Name Screen Reserved Figure 3-50 shows routes of the outdoor unit on/off signal cable and water sensor signal cable. NO TICE ● The female connector needs to be removed from the wiring terminal on the external signal port.
Page 92: Connecting The Outdoor Unit On/Off Signal Cable
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-51 Routes of the outdoor unit on/off signal cable (RS485) and water sensor signal cable 3.11.4.2 Connecting the Outdoor Unit On/Off Signal Cable Context The outdoor unit signal cable can connect to a dry contact or an RS485 port (by default).
Page 93: Connecting The Water Sensor Cable
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide NO TICE ● Outdoor unit signal cables can be connected over RS485 (default) or dry contacts. In RS485 connection mode, the indoor unit can obtain the operating status and alarm information of the outdoor unit and control the rotational speed and on/off status of the outdoor unit.
Page 94: Main Control Module
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide 3.11.5.1 Main Control Module Figure 3-52 Main Control Module (1) FE_1 (active port) (2) CAN_IN (input port of the (3) RS485/12 V (T/H module teamwork CAN and...
Page 95: Teamwork Network
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide 3.11.5.2 Teamwork Network The smart cooling product supports two teamwork networking modes: CAN teamwork networking (hand-in-hand) and FE teamwork networking. Select either CAN teamwork networking or FE teamwork networking.
Page 96 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-54 CAN teamwork networking Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 97 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-55 Network diagram NO TICE ● For CAN networking, set the DIP switch on the main control module by following the instructions in Table 3-15.
Page 98: Fe Teamwork Networking
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Toggle Default Switch Value Site Operations (Applicable to software version V200R001) This toggle switch determines whether to restore factory defaults. Retain the default value (OFF) of this switch.
Page 99: Monitoring And Organizing Network
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-58 Teamwork Control over an FE Port ----End 3.11.5.3 Monitoring and organizing network 3.11.5.3.1 Northbound RS485 Monitoring When monitoring smart cooling products over northbound RS485, the EMS needs 3 seconds to collect data from one smart cooling product.
Page 100 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-60 Connecting the RS485 monitoring Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 101: Fe Monitoring Network
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-61 Northbound RS485 monitoring 3.11.5.3.2 FE Monitoring Network Figure 3-62 Pin sequence of the FE network cable Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 102: Connecting T/H Sensors Outside Cabinets
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Connect one end of the monitoring network cable (standard network cable) to the FE_1 port on the main control module, and connect the other end to the...
Page 103 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Context If one smart cooling product controls multiple T/H sensors, set the DIP switches on the sensors to specify their communication addresses that uniquely identify these sensors.
Page 104 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Figure 3-66 Cables routed T/H sensors (1) Hot aisle side (2) Cold aisle side NO TE ● A T/H sensor should be placed 1.5 meters above the ground, and fixed securely using cable ties.
Page 105: Verification After Installation
User Manual (300 mm Width) 3 Installation Guide NO TE ● The address of a T/H sensor provided by Huawei is 1 by default. ● The last RS485_R toggle switch remains OFF. ● After setting communications addresses for T/H sensors, choose Settings > System Settings >...
Page 106 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Check Item Expected Result Check Result The humidifier float is secured. The □ Passed □ Failed fasteners for the humidifier float are secured. Water inlet pipes are connected □...
Page 107 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 3 Installation Guide Table 3-18 Check items on pipes Expected Result Check Result Ports are connected properly. The pipe routes have oil □ Passed □ Failed traps, inverted traps, gradients (of refrigerant pipes), and supports.
Page 108: Power-On Commissioning
4.1 Vacuumization and Refrigerant Precharging NO TICE Ensure that no combustion-supporting materials (air or additives) enter the smart cooling product system during commissioning. Huawei shall not be liable for any risks and losses thus incurred. 4.1.1 Amount Requirements for the Refrigerant and Refrigerant Oil to Be Charged The maximum length of one-way pipeline is 80 meters.
Page 109 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Model NetCol500-A032 with Low-Temperature Components (–40°C to +45°C) Length of one-way 0 < L ≤ 10 10 < L ≤ 80 pipeline (m) Amount of...
Page 110 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Table 4-3 Amount of the refrigerant and refrigerant oil to be charged for the NetCol500-A026SC11E0 Item NetCol500-A026SC11E0 Without Low-Temperature Components (–20°C to +45°C) Length of one- 0 <...
Page 111: Vacuumizing
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning NO TE ● If one-way pipeline of the NetCol500-A0265S11E0 without low-temperature components is 80 meters long, amount of refrigerant to be charged = 9 + (80 – 10) x 0.19 = 22.3 (kg).
Page 112 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-2 Vacuumizing a unit with a low-temperature component (1) Pressure gauge 1 (2) Pressure gauge 2 (3) Vacuum pump (4) Discharge pipe needle (5) Liquid pipe needle valve...
Page 113: Precharging Refrigerant
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning NO TE If the pressure gauge precision does not reach 60 Pa (absolute pressure), ensure that the pressure gauge pointers stay in the minimum scale. In addition, preserve the pressure for one hour and check whether the pressure increases.
Page 114 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-3 Precharging refrigerant (1) Pressure gauge (2) Coupling nut (3) Refrigerant steel cylinder (4) Electric balance (5) Discharge pipe needle (6) Low-pressure needle valve...
Page 115 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-4 Precharging refrigerant when a low-temperature component is installed (1) Pressure gauge 1 (2) Pressure gauge 2 (3) Coupling nut (4) Refrigerant steel cylinder...
Page 116: Preparing For Power-On
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning NO TICE ● Never move the hose or steel cylinder during refrigerant charging. Otherwise, the value on the electric balance is influenced. ● When charging refrigerant for a cooling system without a low-temperature component, open only the low-pressure gauge valve.
Page 117: Viewing Software Version Information
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Step 6 Verify that the smart cooling product switch in the upstream PDC is OFF. Step 7 Verify that the input terminals of AC1 and AC2 are not short-circuited, and that the live wire is not connected to the ground.
Page 118: Powering On The Equipment
Before starting the compressor, ensure that the electric heating belt of the crankcase has been preheated for more than 12 hours. Otherwise, the compressor will be damaged, and Huawei shall not be liable for any such consequences. Procedure Step 1 Switch on the smart cooling product switch in the upstream PDC.
Page 119 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-6 Home screen Table 4-5 Note for the page Items Note Communication status in the status bar indicates that the between the display display panel communicates properly with the...
Page 120: Initial Configuration
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Items Note The current critical refers to the current critical alarm and alarm and their their quantity. quantity The current major refers to the current major alarm and alarm and their their quantity.
Page 121 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Step 2 Set the parameters by referring to Table 4-6. NO TE You are not recommended to modify the parameters not listed in Table 4-6.
Page 122: Setting Teamwork Control Parameters
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Parameter Description Configuration Principle Return-air the return-air vent of the smart cooling temp set point, product to a temperature of 30°C and Return-air humidity of 25% RH.
Page 123 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning the Total number of units in this group. Some parameters of the slave units will be modified by the master unit synchronously. Context The parameters in this section are for reference only. Set actually parameter values as required.
Page 124 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle Teamwork Disable or enable the Set this parameter Disable function teamwork function. If based on the onsite the teamwork...
Page 125 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle Network Networking mode for Networked over CAN MAC_CAN the teamwork. The or MAC_CAN. CAN networking mode set indicates teamwork...
Page 126 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle Forced Forced rotation This item is set to No rotation specifies whether to by default. If forced enable a forcible...
Page 127 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle Cascade After the requirement If the heat load to the Disable control is enabled, you device increases, the can configure cascade function is Cascade.
Page 128 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle L1/L2 Maximum Set this parameter 4.0°C/min linkage temperature rise rate based on the micro- fastest when the temperature module size and...
Page 129 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-9 Teamwork topology Table 4-8 Note for the screen Parameters Note ON/OFF/NA On indicates that the smart cooling product is started and Off indicates that the smart cooling product is shut down.
Page 130: Setting Communications Parameters
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning NO TE If teamwork succeeds, the teamwork icon is green. If teamwork fails, the teamwork icon is red. If teamwork mode is disabled, the teamwork icon is gray.
Page 131: Commissioning Procedure
After the first login, change the password in time to ensure account security and prevent unauthorized network attacks, such as data tampering. Huawei will not be liable for any security issues caused by your failure to change the preset password in time or password loss after changing. To enter Diagnostic Mode, log in as Admin.
Page 132 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Procedure Step 1 Turn on the QF3 switch that controls the outdoor unit and compressor and the QF4 switch that controls the heater and humidifier.
Page 133 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Step 3 Tap Start and choose Maint > Diagnostic Mode > Enter. NO TE If no manual operation is performed within 25s after you tap Start, the equipment will automatically run following the preset logic, and the compressor and indoor and outdoor fans will also run according to the environment.
Page 134: Power-On Commissioning (Software Version V200R002)
1. Charge refrigerant in an amount exactly as standard charge required. 2. The air inlet and outlet of outdoor unit are without block. If the problem remains unresolved after troubleshooting, please contact Huawei technical support. Step 7 (Optional) Commission the humidifier.
Page 135: Power-On
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning 4.5.1 Power-On Context All switches are set to OFF before delivery. If the preset status is changed, restore the preset status before any operation. Procedure Step 1 Turn on the upstream power input switch of the smart cooling product.
Page 136 Confirm with Huawei before modifying parameters that cannot be modified by operator users; otherwise, Huawei will not be liable for any consequences of the unauthorized modification. ● Only certified pros are allowed to modify the advanced parameters.
Page 137 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-13 Quick Settings Table 4-12 Quick settings parameters Menu Parameter Description Default Value Settings > Quick Language Specifies the interface Consistent with Settings > Select language.
Page 138 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Menu Parameter Description Default Value Date settings Specifies the date Consistent with displayed on the ACC. the current interface date Time Specifies the time Consistent with displayed on the ACC.
Page 139 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Menu Parameter Description Default Value Heating If Dehumidifying Dehumidifying mode heating is selected, the heating electric heater starts heating based on the current temperature only after the dehumidification function is enabled.
Page 140 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Menu Parameter Description Default Value Dehumidifyin Enable indicates that Enable g function the dehumidification function will be enabled when the ambient humidity exceeds the certain humidity range of the humidity set point.
Page 141 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Menu Parameter Description Default Value ● When DO associated Smoke&Water association alarm is set to only Smoke&Water only, if a smoke sensor alarm or water...
Page 142 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Menu Parameter Description Default Value Outdoor fan ● When the indoor and Communicate control mode outdoor units are connected using the RS485 cable, retain Communicate.
Page 143: Home Screen
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-14 Compressor preheating warning If you need to query the remaining preheating time, choose Running > Device Details > Compressor on the home screen.
Page 144 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-16 Home screen Table 4-13 Note for the page Items Note Permission status indicates that you have not logged in to the system. indicates that you have logged in to the system as an operator user.
Page 145 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Items Note The buzzer status The buzzer status can be set to On or Off. The icon indicates that the buzzer is on. When the buzzer is on, it buzzes when an alarm is generated.
Page 146: Initial Configuration
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning 4.5.3 Initial Configuration 4.5.3.1 Setting Temperature and Humidity Values and Enabling T/H Sensors Prerequisites ● The T/H sensors outside the cabinet need to be enabled when they are...
Page 147 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Table 4-14 Parameter description Parameter Description Configuration Principle Temperatur Cold aisle, Hot aisle, Return ● When the application e and air, or Supply air can be set as...
Page 148: Setting Teamwork Control Parameters
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Parameter Description Configuration Principle Humidity After the Temperature and Set this parameter as required. setpoint humidity control type and the 40%–60% RH recommended humidity value under this type...
Page 149 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Step 2 Set teamwork control parameters. All teamwork control parameters can be set on the master smart cooling product. Only Teamwork group No., smart cooling product address, Enable teamwork CAN resistor, Teamwork function and Networking mode can be set on slave smart cooling products.
Page 150 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle Networkin Networking mode Networked over CAN network g mode for the teamwork. CAN or MAC_CAN. The networking CAN network...
Page 151 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle Rotation 24 hours in a day 0 by default time (0–23). Forced Forced rotation This item is set to...
Page 152 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle Requirem Enable or disable the Anti-competitive Disable requirement control running is control for the master recommended for device. the following scenario: In one ●...
Page 153 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Paramete Description Configuration Default Value Principle distribution, all smart cooling product fans in the group rotate at the same speed. Cascade After the If the heat load to...
Page 154 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Step 4 On the home screen of any teamwork controlled smart cooling product, tap If the teamwork control succeeds, the teamwork topology of the smart cooling...
Page 155 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Parameter Note Ground Red indicates that a critical alarm is generated, as shown in color: red, bright gray Bright gray indicates that the device is operating without...
Page 156: Setting Communications Parameters
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning 4.5.3.3 Setting Communications Parameters 4.5.3.3.1 Setting Communications Parameters (Modbus RTU Protocol) Context To set communications parameters, log in as the admin user. Procedure Step 1 On the home screen, choose Settings > Comm Settings > Modbus Settings.
Page 157 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Table 4-18 IP parameter settings Parameter Setting Method IP assigning Set according to the actual plan. mode IP address Set according to the actual plan.
Page 158: Setting Communications Parameters (Snmp Protocol)
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning 4.5.3.3.3 Setting Communications Parameters (SNMP Protocol) Context ● To set communications parameters, log in as the admin user. ● This section is suitable only for SNMP. Skip this section if you use Modbus.
Page 159 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-21 Setting read community Tap the text box after Write Community, as shown in Figure 4-22. Set Write Community as planned, tap and then tap Submit.
Page 160 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-23 Setting the protocol type NO TICE Passwords of an authentication protocol and proprietary protocol must comply with the following policies: – The password must consist of 8–15 characters and contain at least two types of characters among uppercase letters (A–Z), lowercase letters (a–z),...
Page 161 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Set AES Password and Confirm Password as planned, and tap , as shown in Figure 4-25. Figure 4-25 Setting an AES password Tap Submit. Step 5 Tap the text box after SNMP Port, as shown in Figure 4-26.
Page 162 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning NO TE Trap Port is set to null by default. Select the SNMP Version. If an SNMPv3 user is configured, it is recommended that SNMP Version be set to SNMPv3.
Page 163: Optional) Setting Wifi Parameters
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-28 Exporting the MIB file successfully 4.5.3.4 (Optional) Setting WIFI Parameters Prerequisites After connecting the WIFI module of the USB interface to the USB port of the smart cooling product display, WIFI Settings is enabled to be set.
Page 164: Startup
On/Off status on remote is on the status of on. Prerequisites Download the Service Expert app from Huawei app store and runs on Android. Apply for permission after downloading the app. Step 1 Tap Start on the home screen of the ACC.
Page 165 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-30 Password screen ● If the screen shown in Figure 4-31 is displayed, indicating not initial startup, tap Yes to start the smart cooling product.
Page 166 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-32 Offline activation Step 4 Tap Offline Activation and the screen shown in Figure 4-33 is displayed. Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 167 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-33 Generating a startup password Step 5 On the Offline Activation screen, enter Bar code and Verification code, which are available on the home screen of the ACC shown in Figure 4-29.
Page 168: Charging The Remaining Refrigerant
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Step 7 After you power on the smart cooling product, the screen displays the Wizard Startup screen. ● If the refrigerant is charged exactly as required, complete the wizard commissioning.
Page 169 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-34 Precharging refrigerant when low-temperature component is not installed (1) Pressure gauge (2) Coupling nut (3) Refrigerant steel cylinder (4) Electric balance (5) Discharge pipe needle...
Page 170 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-35 Precharging refrigerant when a low-temperature component is installed (1) Pressure gauge 1 (2) Pressure gauge 2 (3) Coupling nut (4) Refrigerant steel cylinder...
Page 171: Startup Wizard
2. The air inlet and outlet of outdoor unit are without block. (The air inlet and outlet blockage would result in high discharge pressure.) If the problem remains unresolved after troubleshooting, contact Huawei technical support. Step 6 After charging refrigerant, close all valves.
Page 172 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-36 Startup wizard NO TE ● For the initial startup wizard, Last record is in gray, indicating that the operation is not allowed. ● For the non-initial startup wizard, choose Last record and you can view the last startup wizard report.
Page 173 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-38 Selecting commissioning items NO TE ● If the system is not configured with the electric heater and humidifier components, the electric heater and humidifier commissioning items will not appear on the screen.
Page 174 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-40 Fan commissioning NO TE The fan commissioning item is mandatory. After commissioning a component succeeds, the system automatically performs commissioning for the next component you selected. If commissioning fails, startup wizard ends.
Page 175 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-41 Current detection Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 176 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-42 Electric heater commissioning Step 8 After the electric heater commissioning, the humidifier commissioning screen is displayed. Verify that the main water inlet valve is open. Check whether the humidifier pipes and the solenoid valve leak.
Page 177 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-44 Condensate pump commissioning Step 10 After the condensate pump commissioning, the cooling system commissioning screen is displayed. Check whether the electric heating belt is firmly attached to the compressor outer wall and whether there is noticeable temperature rise by touching the belt surface.
Page 178 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning Figure 4-46 Commissioning successfully ● Figure 4-47 is displayed if component commissioning fails, which ends startup wizard commissioning. Figure 4-47 Commissioning unsuccessfully NO TE – If commissioning fails, tap Commissioning failed. In...
Page 179: Optional) Power-Off
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 4 Power-On Commissioning 4.6 (Optional) Power-off Context In shutdown mode, the Shutdown button is green (unavailable) and the Start button is gray (available). Procedure Step 1 Tap Shutdown on the home screen. A warning is displayed, indicating whether to...
Page 180: Webui
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 5 WebUI WebUI 5.1 Preparations and WebUI Login Prerequisites ● The operating system of Windows 7 or later is supported. ● Browser: IE9 and later versions, Firefox and later versions, Chrome and later versions.
Page 181 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 5 WebUI Figure 5-1 Setting internet options (Optional) Click the Connections tab and select LAN settings. (Optional) Under Proxy server, clear Use a proxy server for your LAN.
Page 182: Webui Introduction
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 5 WebUI NO TE If the security certificate is not installed, an alarm will be displayed as Figure 5-3, and tap Continue to this website (not recommended).. Figure 5-3 Problem of the security certificate On the login page, enter the preset user name admin and preset password Changeme, select the language, and click Log In.
Page 183 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 5 WebUI Table 5-1 Functions provided by the home page Functions System ● View the temperature and humidity control type and Overview setpoints. ● View cooling output, fan output, humidifying output, and heating output.
Page 184 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 5 WebUI WebUI Common Functions Table 5-2 WebUI common functions Menu Functions Monitoring Monitor the device running information in real time, set device running parameters, and control the device running. For...
Page 185: System Operation And Maintenance
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance System Operation and Maintenance 6.1 Components Figure 6-1 Figure 6-2shows the positions of the components to be maintained. Figure 6-1 Components to be maintained(model with an electrode humidifier)
Page 186: Routine Maintenance Overview
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance (13) Air filter (14) LCD (15) Fans (16) Water pan cover (17) Water pump Figure 6-2 Components to be maintained(model with a wet film humidifier)
Page 187: Maintenance Tools
Pay attention to the safety symbols on the equipment and all safety instructions in this document. The safety precautions given in this document do not cover all safety precautions. Huawei will not be liable for any consequence caused by violation of the safety operation regulations and design, production, and usage standards.
Page 188: Data Record
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Tool Name and Appearance NO TE For parts replacement, see the appropriate section for information about the required tools. 6.2.2 Data Record Before performing monthly maintenance, record data in Table 6-2.
Page 189 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Table 6-3 Monthly maintenance checklist Item Method Troubleshooting Air filter Check that the filter is not Clean the air filter (water cleaning blocked.
Page 190 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Item Method Troubleshooting After the electrode Replace the electrode humidifier humidifier starts, choose cylinder. Running > Device Details > Humidifier on the main...
Page 191: Semiannual Maintenance
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance 6.2.4 Semiannual Maintenance NO TICE Remove the fan before maintaining the electric heater. Table 6-4 Semiannual maintenance checklist Item Method (On the Basis of Monthly...
Page 192: Alarm Reference
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Table 6-5 Yearly Maintenance Item Method Troubleshooting T/H sensor Check that the If the temperature deviation is temperature and humidity greater than 1°C or humidity...
Page 193 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Return Generates 1. The temperature 1. Adjust the air high an alarm. sensors or positions of the...
Page 194 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Return Generates 1. The temperature 1. Adjust the air low an alarm. sensors or positions of the...
Page 195 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Return Generates 1. The cables to 1. Check the cables to air 2 an alarm. the temperature...
Page 196 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Generates 1. The cables to 1. Check the cables to aisle an alarm. the temperature the temperature...
Page 197 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Return Generates 1. Air filters are 1. Maintain or replace an alarm blocked or dirty. the air filters.
Page 198 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit PSU 2 Generates The input power Check the input power an alarm. cables of the PSU...
Page 199 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Compre Generates 1. The refrigerant 1. Identify and repair ssor an alarm leaks. the leaking point,...
Page 200 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Supply Generates 1. The temperature 1. Adjust the air high an alarm. sensors or positions of the...
Page 201 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Supply Generates 1. The temperature 1. Adjust the air low an alarm. sensors or positions of the...
Page 202 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Cold Generates 1. The temperature 1. Adjust the aisle an alarm. sensors or positions of the...
Page 203 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Generates 1. The temperature 1. Adjust the aisle an alarm. sensors or positions of the high...
Page 204 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Compre Generates 1. The cables to 1. Check cables to the ssor an alarm. the exhaust air...
Page 205 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Indoor Generates 1. The power 1. Check the power an alarm. supply to the fan supply to the fan.
Page 206 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit High Generates 1. The thermal 1. Contact Huawei humidit an alarm. load power is technical support.
Page 207 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Indoor Generates 1. The 1. Maintain or replace an alarm accumulated the fan, and clear failure...
Page 208 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Outdoo Generates 1. The 1. Check the r unit an alarm. communications communications commu cable between...
Page 209 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Outdoo Generates 1. The 1. Check the r unit an alarm. communications communications commu cable to the...
Page 210 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Outdoo Generates 1. The output cable 1. Secure the output r fan an alarm connector for...
Page 211 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Humidif Generates 1. The humidifier 1. Clear the blockage an alarm pump inlet is from the humidifier...
Page 212 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Humidif Generates 1. The humidifier 1. Check the an alarm water supply is humidifier water water and shuts insufficient.
Page 213 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Compre Generates 1. The compressor 1. Start the ssor an alarm. is preheated equipment after preheat before startup.
Page 214 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Generates The main control Replace the main drive an alarm module is faulty. control module. power...
Page 215 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Main Generates 1. The system is 1. Power on the control an alarm powered off. system.
Page 216 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Teamw Generates 1. Any two smart 1. Change the an alarm cooling product addresses of the...
Page 217 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Teamw Generates 1. All sensors for 1. Enable the sensors an alarm controlling the for controlling the...
Page 218 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Water Generates The water overflow While configuring the overflo an alarm sensor detects water overflow sensor,...
Page 219 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Water Generates 1. The water 1. While configuring overflo an alarm overflow sensor the water overflow...
Page 220 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Backup Generates 1. The power 1. Check the power power an alarm supply frequency supply frequency,...
Page 221 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Backup Generates 1. The power 1. Check that the power an alarm supply voltage is power supply...
Page 222 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Backup Generates 1. The phase 1. Rectify the phase power an alarm sequence of the sequence of the...
Page 223 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Comp Generates 1. The refrigerant 1. Identify and repair high an alarm leaks. the leaking point,...
Page 224 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Comp Generates 1. The input power 1. Check the input high an alarm of the outdoor...
Page 225 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Comp Generates 1. The refrigerant 1. Identify and repair an alarm leaks. the leaking point, suction...
Page 226 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Compre Generates 1. The fans in the 1. Check the fans in ssor an alarm compressor drive...
Page 227 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Compre Generates 1. The cables to 1. Check the cables to ssor an alarm phase U/V/W of...
Page 228 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Outdoo Generates The outdoor fan Replace the outdoor r fan an alarm drive is faulty. fan drive.
Page 229 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Outdoo Generates 1. The cables to 1. Check the cables to r fan an alarm the outdoor fan the outdoor fan.
Page 230 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Outdoo Generates 1. The 1. Secure the r fan an alarm overtemperature overtemperature fault and shuts feedback cable feedback cable.
Page 231 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Alarm Impact Possible Causes Solution Name erit Generates 1. The cables to 1. Check and main an alarm the electronic maintain the control...
Page 232: Troubleshooting
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance 6.4 Troubleshooting CA UTION Certain circuits in the equipment have lethal voltages. Only professional technicians are allowed to perform maintenance. NO TICE If jumpers are used for troubleshooting, remove them after troubleshooting.
Page 233 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Symptom Possible Cause Solution Air exists in the cooling Exhaust air, and examine system. and repair the pipes. Heat dissipation is poor Clean the condenser fins.
Page 234 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Symptom Possible Cause Solution The transport sheet Remove the sheet metal metal fastener is not fastener. removed from the compressor. The indoor fan fails to The switch of the indoor Check the switch status.
Page 235 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Symptom Possible Cause Solution The water level detector Check alarms displayed is faulty. on the LCD as well as the high and low liquid level detectors and their cable connections.
Page 236 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Symptom Possible Cause Measures During commissioning or The mains fails, or the During commissioning or operation, humidification output volume of the operation, turn on the...
Page 237: Parts Replacement
NO TE If the fault persists, contact Huawei technical support. 6.5 Parts Replacement After replacing any part, verify that the new part works properly. 6.5.1 Replacing the Air Filter Prerequisites ●...
Page 238: Replacing The Indoor Fan
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-4 Removing an air filter Step 2 Install air filters in accordance with the arrow direction shown on the air filter frame (the arrow points to the smart cooling product interior). Then close the rear door.
Page 239: Replacing The Differential Pressure Switch
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Step 2 Open the front door and turn off the switch for the faulty fan. Step 3 Cut off the cable tie that binds the cable for the faulty fan, and remove the fan terminal.
Page 240 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance ● Tool: Phillips screwdriver Context The differential pressure switch can be maintained only from the rear. Procedure Step 1 Tap Shutdown on the LCD home screen and turn off the smart cooling product switch in the PDC.
Page 241: Replacing The Compressor
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Step 7 Install the air filter and close the rear door. ----End 6.5.4 Replacing the Compressor Prerequisites ● The compressor needs to be replaced.
Page 242 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Procedure Step 1 Tap Shutdown on the LCD home screen and turn off the switch QF3 and the smart cooling product switch in the PDC.
Page 243 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Heat the suction angle valve joints using a heat gun for 10 minutes, and then use two 30# adjustable wrenches to secure the angle valve nut and pipe nut...
Page 244: Replacing The Welded Filter Dryer
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance the total refrigerant volume meets requirements. After verifying that the system is working properly, exit from the diagnostic mode. Step 11 Install the air filter and close the rear door.
Page 245 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance NO TICE Exercise caution because the NetCol5000-A is still energized when it is being shut down over the LCD. Step 2 Reclaim all refrigerant from the system using a refrigerant retrieval device to ensure that there is no pressure inside the system.
Page 246 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Weld off the entrance elbow below the filter dryer. Weld off the filter dryer assembly include filter dryer and entrance elbow from the above of the filter dryer.
Page 247: Replacing The Threaded Filter Dryer
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Step 6 Reinstall the liquid pipe NTC temperature sensor. Step 7 Perform a leakage test with nitrogen again. Step 8 After checking that the smart cooling product does not leak, vacuumize the smart cooling product and charge refrigerant.
Page 248 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-12 Position of the filter dryer (1) Liquid pipe NTC (2) Pipe nut (3) Adjustable nut temperature sensor (4) Filter dryer nut...
Page 249 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance NO TICE ● Filter dryer replacement requires the collaboration of two persons. ● After removing the filter dryer, block the pipe immediately to ensure the system cleanness and prevent water from entering.
Page 250: Replacing The Welded Filter Dryer With The Threaded Filter Dryer
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-14 Installing the filter dryer Apply red glue to the third to second last thread circles of the outer screw thread counting from the pipe outlet inward. Use two 27# adjustable wrenches to secure the filter dryer nut and pipe nut, respectively.
Page 251 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Context Figure 6-9 shows the filter dryer before replacement. Figure 6-12 shows the filter dryer after replacement. Procedure Step 1 Tap Shutdown on the LCD home screen and turn off the smart cooling product switch in the PDC and the compressor switch QF3.
Page 252 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-15 Removing a welded filter dryer Remove the hold hoop from the filter dryer and the pipe clamp from the above of the sight glass using a Phillips screwdriver.
Page 253 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-16 Installing a threaded filter dryer Weld the entrance of the removed sight glass to the straight tube (with a thread connector) at the exit of the filter dryer.
Page 254: Optional) Replacing A Wet Film Humidifier
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Step 8 After checking that the smart cooling product does not leak, vacuumize the smart cooling product and charge refrigerant. ----End 6.5.8 (Optional) Replacing a Wet Film Humidifier Prerequisites ●...
Page 255 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-17 Cutting cable ties Step 4 Hold the release sleeve by hand and remove the water inlet pipe. Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 256 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-18 Removing the water inlet pipe Step 5 Promptly place the water inlet pipe in the water bucket to drain water. Issue 15 (2020-12-10)
Page 257 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-19 Draining water from the humidifier water pump Step 6 Remove the humidifier water pan float. Step 7 Remove the screws connecting the humidifier fasteners and driver, remove the humidifier fasteners, loosen the two butterfly nuts, remove the liquid level detector, move the wet film horizontally to the left, and pull out the humidifier.
Page 258: Optional) Replacing The Humidifier Cylinder
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-20 Removing the humidifier Step 8 Install the new humidifier and fasteners, install the liquid level detector, connect the water inlet pipe, and start the humidifier.
Page 259 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance CA UTION After the system is powered off, verify that the pipes will not cause scalding injuries before replacement. Procedure Step 1 In diagnostic mode, set the value for the humidifier input to 0 and drain all water from the humidifier cylinder.
Page 260: Replacing The Electric Control Box
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-21 Removing a humidifier cylinder Step 7 Remove the sensor cable and take out the humidifier cylinder, as shown by (3) and (4) in Figure 6-21.
Page 261 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Procedure Step 1 Tap Shutdown on the LCD home screen. Turn off the smart cooling product switch in the PDC, and check whether the port is electrified. (Use a multimeter to check that the AC voltage of the port is 0 V.)
Page 262: Replacing The T/H Sensor
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Step 8 Power on the NetCol5000-A and check that it runs properly. Step 9 Install the air filter and close the rear door.
Page 263: Replacing The Module
● Before replacing a main control module, disconnect the network cable from the module. ● To replace the main control module, download the software and ACC software upgrade guide from Huawei websites, and upgrade it on the LCD. The module can be maintained only from the rear. Issue 15 (2020-12-10)
Page 264 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-24 Module (1) Main control module (2) Auxiliary power supply module (3) Reserved (4) PSU Procedure Step 1 Tap Shutdown on the LCD home screen and turn off the smart cooling product switch in the PDC.
Page 265: Optional) Replacing The Liquid Level Detector
When installing a new module, ensure that the handle is in the upper part of the module, and the HUAWEI logo is in the lower left corner of the module. Step 5 Insert the spare module into the corresponding slot, and flip the clip upwards to lock the module.
Page 266 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-26 Liquid level detector (1) Low liquid level detector (2) High liquid level detector Procedure Step 1 Tap Shutdown on the LCD home screen.
Page 267 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-27 Removing a water pan cover Step 3 Use a Phillips screwdriver to remove the two screws that secure the sheet metal...
Page 268: Optional) Replacing The Condenser Pump
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-29 Removing screws from a high liquid level detector Step 5 Install the new liquid level detector and connect the interconnection terminal of the liquid level detector.
Page 269 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance NO TICE Exercise caution because the NetCol5000-A is still energized when it is being shut down over the LCD. Step 2 Open the front door and disconnect the water pump power cable.
Page 270 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-31 Water pump drainpipe (1) Water pump drainpipe Step 3 Use a flat-head screwdriver to remove the two hose clamps from the pipe, and...
Page 271: Optional) Replacing A Humidifier Water Pump
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-33 Removing a water pump assembly Step 5 Use a flat-head screwdriver to remove the hose clamp from the water pump, and...
Page 272 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Context The water pump is located under the wet film humidifier. Procedure Step 1 Tap Shutdown on the LCD home screen to turn off the smart cooling product switch in the PDC.
Page 273 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-36 Removing the water inlet pipe Step 5 Promptly place the water inlet pipe in the water bucket to drain water. After water is drained, use a flat-head screwdriver to remove the hose clamps that secure the water pump, and disconnect the power cable Pump2 of the water pump.
Page 274: Replacing The Lcd
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance Figure 6-37 Draining water from the humidifier water pump Step 6 Install the new water pump, connect the water pipe, and secure it with hose clamps.
Page 275 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 6 System Operation and Maintenance NO TICE Exercise caution because the NetCol5000-A is still energized when it is being shut down over the LCD. Step 2 Open the front door and disconnect cables.
Page 276: Faq
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ 7.1 Operations on the LCD 7.1.1 Querying Temperature and Humidity Curves Context The T/H Curve screen displays temperature and humidity curves showing the recent temperature and humidity changes. You can choose to display the curves showing data changes of recent one hour, one day, seven days, or 30 days.
Page 277: Querying Logs
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ NO TE ● The temperature curve (upper) and the humidity curve (lower) are displayed on the same screen. The abscissa shows time. The temperature set point is the midpoint temperature on the upper ordinate while the humidity set point is the midpoint humidity on the lower ordinate.
Page 278: Querying System Parameters
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ ● Enter the Status Summary screen. The control or running status of major components such as the compressor, EEV, indoor fan are displayed. ● Enter the Device Details screen and then enter the menu of a specific component.
Page 279: Querying Version Details
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ 7.1.5 Querying Version Details Context When the display board (APP) and control board (APP) versions are inconsistent in V200R002 version, a red mark appears in upper right corner of About in home screen and Version Info in About screen, as shown in .
Page 280: How To View Teamwork Control Information
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ NO TE ● The Version Info screen displays version details of the display board, control board, and temperature and humidity collection board. The E-label screen displays electronic labels of the entire system, control board, display board, and temperature and humidity collection board.
Page 281: How To Silence The Buzzer
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ NO TE Master/Slave flag indicates the information of this single unit. Other information is about the teamwork control information of the group. ----End 7.1.7 How to Silence the Buzzer...
Page 282 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Step 2 Click each alarm to open the Details page, which contains Name, Generated, Severity, Location, Cause ID, Code, Possible Causes and Procedure for the alarm.
Page 283: Deleting Historical Alarms
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Follow-up Procedure To query historical alarms, choose Common Function > Query Hist Alarms or Alarms > Query Hist Alarms on the home screen. NO TE Historical alarms are displayed in chronological order. The latest cleared alarm is displayed in the uppermost row.
Page 284: Deleting Logs
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ 7.1.10 Deleting Logs Context ● Logs can be deleted in a one-click manner. ● To delete logs, log in as the admin user. NO TICE If you perform this operation, all logs will be deleted, and device maintenance will be affected.
Page 285: Calibrating The Screen
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Procedure Step 1 On the home screen, choose Maint > Sensor Calibration. Step 2 Fill the calibration value based on the measured error. ----End 7.1.13 Calibrating the Screen Context ●...
Page 286 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Figure 7-12 Screen calibration page Figure 7-13 Screen displayed when the calibration is complete ● Calibrating the screen by DIP switch. Flip toggle switch 1 for the display to ON, and others to the opposite position, and wait for 3 seconds before calibrating.
Page 287: How To Modify A Password
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Wait for 10 seconds or tap Confirm. Figure 7-12 is displayed. Tap the screen. When Figure 7-13 is displayed, the adjustment is complete. Flip toggle switch 1 for the display to ON, and others to the opposite position.
Page 288: How To Set Alarm Parameters
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Figure 7-15 Modifying the password ----End 7.1.15 How to Set Alarm Parameters Prerequisites Before setting the alarm parameters, get familiar with the relationship among each parameter.
Page 289 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ ● Backup power underfrequency alarm threshold < Backup power overfrequency alarm threshold ● Supply air high temperature alarm threshold + 5°C ≤ Return air high temperature alarm threshold ●...
Page 290: How To Commission Single Component
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Figure 7-17 Setting alarm parameter 2 ----End 7.1.16 How to Commission Single Component Context ● On the diagnostic mode screen, you can turn on or off components, and control their output ratio.
Page 291: Which Parameters Are Restored To Default Values After Default Settings Are Operated
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ NO TICE For safe system operation, when smart cooling product components are turned on, the following coupling relationships are presented: ● When the electric heater is turned on, the indoor fans will turn on automatically.
Page 292: Exporting Data
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ 7.1.18 Exporting Data Context With the one-click mode, you can export active alarms, historical alarms, run logs, and so on. You are advised to use the FAT32 USB flash drive with a capacity no greater than 64 GB.
Page 293: How To Export And Import A Configuration File
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Figure 7-19 Screen showing that data export has succeeded Step 4 Click Maint > USB Operations > Remove USB to remove the USB flash drive in safe mode.
Page 294 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Step 2 Tap the file where the user saves current data in the Select Path dialog box and tap Next. Then tap Confirm in the displayed dialog box.
Page 295 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Figure 7-23 Confirming the file Step 7 After you tap Confirm and Next, Figure 7-24 Figure 7-25 are displayed. Figure 7-24 Data process 1 Figure 7-25 Data process 2 Issue 15 (2020-12-10) Copyright ©...
Page 296: How To Import A Certificate And A Key
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Step 8 After the file is imported successfully, Figure 7-26 is displayed. Then tap Finish. Figure 7-26 Importing the file successfully NO TE If the file fails to be imported, a failure message will be displayed.
Page 297: Webui Operations
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Figure 7-27 Importing a certificate Step 2 Select Client certificate or Server certificate based on the type of the certificate in use. Step 3 Tap Browse... next to Upload CA certificate file.
Page 298 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ NO TE If the software version is V200R001C00 or earlier, SNMP and Modbus-TCP are not supported. Procedure Step 1 Change the login password. Log in to the WebUI as an administrator.
Page 299: How To Install A Network Security Certificate
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ Specify User Name, Password, Confirm Password, Password Validity Period, Advance Warning Before Password Expires (days), and Timeout Interval, select appropriate values from the Authority and Login Source drop-down list boxes, and click Confirm.
Page 300: How Can I View Active Alarms And Historical Alarms
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ 7.2.3 How Can I View Active Alarms and Historical Alarms? Procedure Step 1 Log in to the smart cooling product WebUI as an administrator. Step 2 Choose Home > Active Alarm to view the active alarms of the smart cooling product.
Page 301: How Can I Export Fault Information
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ 7.2.5 How Can I Export Fault Information? Procedure Step 1 Log in to the smart cooling product WebUI as an administrator. Step 2 Choose Maintenance > Fault Information.
Page 302: How Can I View Version Information
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) 7 FAQ 7.2.7 How Can I View Version Information? Procedure Step 1 Log in to the WebUI as an administrator. Step 2 Click in the upper right corner of the home page and view the version information.
Page 303: A Electric Control Box Layout
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) A Electric Control Box Layout Electric Control Box Layout Figure A-1 Electric Control Box Layout Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 304 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) A Electric Control Box Layout Table A-1 Electric Control Box Layout Name and Function Front view (1) Main (2) Backup (3) Main (4) Backup of the power power...
Page 305 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) A Electric Control Box Layout Name and Function Port for remote startup and shutdown- Water Water sensor leakage detection - contact 1 (water leakage in the floor)+ Water...
Page 306: B Layout Of The Cooling System
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) B Layout of the Cooling System Layout of the Cooling System A complete cooling system is composed of the indoor unit NetCol5000-A and outdoor unit NetCol500. Figure B-1 shows the layout of the components in the cooling system.
Page 307 B-1, the pipelines in dashed lines are to be routed onsite by technical personnel. ● Huawei does not provide the oil trap and inverted trap. However, to ensure the normal operating and easy maintenance of the cooling system, it is recommended that you use these two components.
Page 308: C Base Dimensions
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) C Base Dimensions Base Dimensions The following figures show the smart cooling product indoor unit base dimensions. Figure C-1 Base installation dimensions (without an enclosure frame) Issue 15 (2020-12-10)
Page 309 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) C Base Dimensions Figure C-2 Base installation dimensions (with an enclosure frame) Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 310: D Indoor Unit Electrical Conceptual Diagram
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) D Indoor Unit Electrical Conceptual Diagram Indoor Unit Electrical Conceptual Diagram Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 311 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) D Indoor Unit Electrical Conceptual Diagram Figure D-1 Electrical Conceptual Diagram 1 Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 312 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) D Indoor Unit Electrical Conceptual Diagram Figure D-2 Electrical Conceptual Diagram 2 Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 313 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) D Indoor Unit Electrical Conceptual Diagram Figure D-3 Electrical Conceptual Diagram 3 Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 314 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) D Indoor Unit Electrical Conceptual Diagram Figure D-4 Electrical Conceptual Diagram 4 Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 315 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) D Indoor Unit Electrical Conceptual Diagram Figure D-5 Electrical Conceptual Diagram 5 Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.
Page 316: E Acronyms And Abbreviations
NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) E Acronyms and Abbreviations Acronyms and Abbreviations alternating current board support package Computational Fluid Dynamics Controller Area Network direct current dual in-line package electronic commutation electronic expansion valve...
Page 317 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) E Acronyms and Abbreviations Internet Protocol liquid crystal display local user interface fast Ethernet negative temperature coefficient personal computer power distribution cabinet positive temperature coefficient Power Usage Effectiveness...
Page 318 NetCol5000-A025 In-row Air Cooled Smart Cooling Product User Manual (300 mm Width) E Acronyms and Abbreviations thin film transistor user interface Universal Series Bus Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd.

Huawei NetCol5000-A025 User Manual

About this Document

1 Safety Information

2 Product Description

3 Installation Guide

4 Power-On Commissioning

5 Webui

6 System Operation and Maintenance

7 Faq

A Electric Control Box Layout

B Layout of the Cooling System

C Base Dimensions

D Indoor Unit Electrical Conceptual Diagram

E Acronyms and Abbreviations

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Summary of Contents for Huawei NetCol5000-A025

Table of Contents