Page 1 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual Issue Date 2023-08-20 HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei Digital Power Technologies Co., Ltd. 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
Indicates a hazard with a low level of risk which, if not avoided, could result in minor or moderate injury. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 4 ● Optimized the description about the requirements for installing teamwork monitoring cables. ● Optimized the description about the pipe length for charging the refrigerant. ● Updated the startup procedure. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 5 ● Updated Table 4-11. ● Updated Table 4-2. ● Updated 6.5.1 Setting T/H Sensor Parameters. ● Deleted the description about pressure difference control setting because the setting is not supported. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 6 ● Added the NetCol5000-A050HRWE2 model. 2020-02-20 Updated the description about the electric control box of the outdoor unit. 2020-01-06 Updated the safety information. 2019-06-30 This issue is the first official release. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 7: Table Of Contents
4.2 Installation Preparations..............................58 4.2.1 Tools....................................... 58 4.2.2 Materials....................................63 4.2.2.1 R410A Refrigerant................................63 4.2.2.2 Refrigerant Oil.................................65 4.2.2.3 Oil Trap and Inverted Trap............................65 4.2.2.4 Humidifier Water Inlet Pipe............................67 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 8 4.8.10 (Optional) Leakage Test with Water for the Water-Cooled Module............114 4.9 Installing Cables.................................. 114 4.9.1 Cable Connection Precautions............................ 115 4.9.2 Installing the Equipotential Ground Cable......................115 4.9.3 Installing Power Cables for the Indoor Unit......................116 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 9 6.8 Wizard Startup..................................173 6.9 (Optional) Device Power-Off............................175 6.10 Checking After Commissioning........................... 176 7 WebUI............................ 177 7.1 Preparations and WebUI Login............................177 7.2 Introduction to the WebUI.............................. 179 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd. viii...
Page 10 12.3 Display Module Screen Operations..........................247 12.3.1 How Do I Set LAN Parameters?..........................247 12.3.2 How Do I Query Temperature and Humidity Curves?..................248 12.3.3 Querying Logs................................249 12.3.4 How Do I View Component Status?........................250 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 11 E Electrical Conceptual Diagram..................291 E.1 Indoor Unit Electrical Diagrams............................ 291 E.2 NetCol500-A060 Electrical Diagram..........................295 E.3 NetCol500-A080 Electrical Diagram..........................296 E.4 NetCol500-A120 Electrical Diagram..........................297 F Acronyms and Abbreviations....................298 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 12: Safety Information
Equipment damage due to force majeure such as earthquakes, floods, volcanic eruptions, debris flows, lightning strikes, fires, wars, armed conflicts, typhoons, hurricanes, tornadoes, and extreme weather conditions ● Operation beyond the conditions specified in this document Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 13: Personal Safety
D ANGER During operations, use dedicated insulated tools to prevent electric shocks or short circuits. The insulation and voltage resistance must comply with local laws, regulations, standards, and specifications. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 14 – Trained personnel: personnel who are trained in technology and safety, have required experience, are aware of possible hazards on themselves in Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 15: Electrical Safety
WARNING For the equipment that needs to be grounded, install the ground cable first when installing the equipment and remove the ground cable last when removing the equipment. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 16 (The marks must cross the edges of the bolts.) ● After the installation is complete, ensure that protective cases, insulation tubes, and other necessary items for all electrical components are in position to avoid electric shocks. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 17 When routing power cables, ensure that there is no coiling or twisting. Do not join or weld power cables. If necessary, use a longer cable. ● Ensure that all cables are properly connected and insulated, and meet specifications. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 18 When touching the equipment and handling boards, modules with exposed circuit boards, or application-specific integrated circuits (ASICs), observe ESD protection regulations and wear ESD clothing and ESD gloves or a well- grounded ESD wrist strap. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 20 All cable holes must be sealed. Seal the used cable holes with sealing putty. Seal the unused cable holes with the caps delivered with the equipment. The following figure shows the criteria for correct sealing with sealing putty. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 21: Mechanical Safety
Otherwise, tipping or falling cabinets may cause bodily injury and equipment damage. WARNING When pulling equipment out of a cabinet, be aware of unstable or heavy objects in the cabinet to prevent injury. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 23 Personnel involving working at heights are not allowed to throw objects from the height to the ground, or vice versa. Objects shall be transported by slings, hanging baskets, highline trolleys, or cranes. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 24 If a single ladder is used, the recommended angle for the ladder against the floor is 75 degrees, as shown in the following figure. A square can be used to measure the angle. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 25 Do not drag steel ropes and hoisting tools or bump hoisted objects against hard objects during hoisting. ● Ensure that the angle between two hoisting ropes is no more than 90 degrees, as shown in the following figure. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 27: Cooling System Safety
This also promotes resource sustainability. To recycle an old device, use a recycling collection system or contact the supplier. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 28: Product Description
Table 2-1 NetCol5000 model number Meaning Description Data center smart NetCol: Data center smart cooling product cooling product Model series 5000: In-row smart cooling Cooling mode A: air cooled Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 29 Table 2-2 NetCol500 model number Meaning Description Data center smart NetCol: data center smart cooling cooling product Model series 500: outdoor unit Cooling mode A: air cooled W: water cooled Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 30: Components
S: common harsh environment (class C) Fan type 1: AC fan 4: none Packaging type D: package for Chinese markets E: package for international markets Special identifier for 0: none orders 2.2 Components Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 31: Indoor Unit
Table 2-3 Dimensions Cabinet H x W x D (mm) Expansion Method Dimensions Standard 2000 x 600 x 1200 dimensions Expanded 2200 x 600 x 1200 Install a top frame. dimensions Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 32 (EEV), oil separator, sight glass, filter dryer, air filter, electric heater (optional), wet film humidifier (optional), condensate pump (optional), differential pressure switch, and temperature and humidity sensor (T/H sensor). Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 33 There are 10 EC fans in total. The smart cooling product will not shut down if a single fan fails. – Fans can be maintained with power-on. You can replace one faulty fan without shutting down the smart cooling product. ● Evaporator Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 34 – Consumes low power, saving more than 95% energy compared with a traditional electrode humidifier. – Provides a longer service life and maintenance interval than a traditional electrode humidifier. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 35: Display Module
Table 2-4 Indicator and buzzer status description Indicator Buzzer Running Status Green No buzzing The unit is operating properly, or there is a warning. Yellow Intermittent There is an unacknowledged major alarm. buzzing Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 36 ● Teleadjust: adjusts the temperature, humidity, and alarm threshold. ● Teleindication: generates alarms for the startup/shutdown, overvoltage/undervoltage, high/low return air temperature, high/low return air humidity, air filter normal/blocked, and fan normal/faulty state. ● Telecontrol: controls startup/shutdown. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 37 The display panel is protected by a multi-level password protection mechanism to avoid misoperation. ● The password is verified each time the system is started or shut down to ensure system operation security. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 38: Main Control Module
The unit is shut down. Blinking green The unit is started. Alarm indicator (ALM) No alarm is generated, or a warning has been generated. Steady red There is a major or critical alarm. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 39 ● Connects a USB flash drive to export data, import and export configuration files, import certificates and keys, and upgrade the version. NO TE This port is protected by a security mechanism. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 40: Outdoor Unit
10% to 100%. The minimum operating frequency of the fan is no greater than 5 Hz. The outdoor unit is running more steadily at low loads. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 42: Physical Ports
Table 2-5 Physical ports Item Specifications Indoor unit Refrigerant liquid Outer diameter of 5/8 inch (15.88 mm), pipe welding Refrigerant gas pipe Outer diameter of 7/8 inch (22.22 mm), welding Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 43 Port for the outdoor Outer diameter of 5/8 inch (15.88 mm), unit liquid pipe welding Port for the outdoor Outer diameter of 7/8 inch (22.22 mm), unit gas pipe welding Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 44: Technical Specifications
● 2200 mm x 600 mm x 1200 mm (including a top frame) IP rating IP20 a: Tested under rated working conditions (indoor dry-bulb temperature: 37°C, relative humidity: 20%, outdoor temperature: 35°C). Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 45 46 A current Condensa te pump Water pump lift Heating function Humidific ation function Humidifie r water inlet hose Reheating 6 kW 6 kW 6 kW 6 kW capacity Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 46 Table 3-3 Technical specifications of outdoor units Item NetCol500-A060 NetCol500-A080 NetCol500-A120 BOM number NetCol500- NetCol500- NetCol500- A060MC1D0: A080MC1D0: A120MC1D0: 52273539, 52273541-005, 52273755-002, 52273539-005, 52273541-010 52273755-004 52273539-007, 52273539-010 NetCol500- A060MS1E0: 52273539-006 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 47 (1217) x 1094 Net weight 52273539 and 52273541-005 52273755-002 52273539-007: 122 kg 52273541-010: 52273755-004: 200 kg 265 kg 52273539-005 52273539-010: 121 kg 52273539-006: 154 kg Storage –40°C to +70°C temperature Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 48 ● Areas within 1 km away from light pollution sources, such as food factories, tanneries, and heating boilers Class D (marine environment) Areas within 500 m away from the seashore. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 49 Temperature range 4°C to 45°C Humidity range 5%–90% RH Storage –40°C to +70°C temperature Storage humidity 5%–95% RH (non-condensing) Inlet water 10°C to 37°C temperature range of chilled water Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 50 3.7 km away from the sea or pollution sources (such as salt lakes, chemical plants, mineral plants, thermal power plants, and coal mines). Net weight 63 kg Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 51: Installation
Do not tilt the package or place it upside down. ● Do not stack packing cases. Installation ● Move the device close to the installation site before unpacking. Unpacking the device with caution to avoid scratching or bumping. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 52 Seal the ends of copper pipes to prevent foreign matter from entering refrigerant pipes. ● Pipes cannot be routed from the bottom on a concrete floor. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 53 Before connecting cables, wear insulation and protective equipment, such as protective gloves. ● Before connecting cables, use a multimeter to measure the input voltage and ensure that the power supply is disconnected. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 54: Layout Principles
● If the indoor unit is placed lower than the outdoor unit, add an inverted U- shaped trap. ● Pipes through the wall or floor of the equipment room should be routed in tubes, between which sealing measures (firestop putty recommended) are taken. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 55 (2) Oil trap (3) Tilted gas pipe (4) Tilted liquid pipe Figure 4-2 Top pipe routing scenario (1) Inverted trap (2) Oil trap (3) Tilted gas pipe (4) Tilted liquid pipe Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 56: Indoor Unit Installation Requirements
● Total hardness (in CaCO ): ≤ 450 mg/L Drainage The distance between the upper drainage of the water pump and the cabinet installation floor should not exceed 4 meters. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 57 ● Check that all doors and windows of the equipment room are closed to reduce the workload of the smart cooling product during system operation. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 58: Outdoor Unit Installation Requirements
When the outdoor unit is vertically installed, the electric control box and its waterproof connector cannot face upward. The following figure shows the installation method mode. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 59 ● The shaded parts in the figures are obstacles. The distances marked are the minimum distances required between an outdoor unit and obstacles. ● The horizontal installation and vertical installation take NetCol500-A080 and NetCol500-A060 as examples. Horizontal and vertical installation scenarios Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 60 Figure 4-5 Space requirements for horizontal installation (unit: mm) Figure 4-6 Space requirements for vertical installation (unit: mm) Figure 4-7 Top view of the horizontal installation space for an outdoor unit with a low-temperature component (unit: mm) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 61 Figure 4-8 Top view of compact installation if the quantity is ≤ 12 (NetCol500- A060) Figure 4-9 Top view of compact installation if the quantity is > 12 (NetCol500- A060) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 62 ● When the quantity is more than 6, if the wall height is 0 mm, the base height is 500 mm or higher. If the wall height is 1000 mm or lower, the base height is 1000 mm or higher. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 63 W1 ≥ 250 D1 ≥ 250 150–250 1047 A060 NetCol500- W1 ≥ 250 D1 ≥ 250 150–250 1877 A080 NetCol500- W1 ≥ 250 D1 ≥ 250 150–250 2018 1047 A120 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 64 For details about how to make concrete platforms to vertically install an outdoor unit, see Figure 4-14. An outdoor unit must be secured to the ground or base using four M8x80 stainless expansion bolts and angle brackets. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 65 A base is required for securing. For details about securing during vertical installation, see 4.5.3.3 Vertical Installation Scenario (NetCol500-A120). Figure 4-15 Figure 4-16 show the mounting hole for outdoor unit vertical installation. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 66 (Optional) Space Dimensions for a Low Temperature Component Low temperature components can only be installed horizontally. Before installing, prepare concrete platforms and drill holes by referring to the instructions in Figure 4-17. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 67: Installation Requirements For The Water-Cooled Module
● The water quality of the water-cooled module shall meet the following requirements. Check Item Unit Makeup Water Circulating Water pH (25°C) 7.5–9.5 7.5–10 Turbidity ≤ 5 ≤ 10 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 68 For detailed requirements, see GB/T 29044. ● A maximum of four water-cooled modules can be stacked, as shown in the following figure. Figure 4-18 Stacking scenario (1) Water strainer Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 69: Installation Preparations
To ensure the optimal operating condition and longest service life, install the device correctly as required. 4.2.1 Tools The onsite technical personnel can select tools based on the site requirements. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 70 Insulated gloves Protective gloves Antifreeze gloves Safety harness Safety belt Hoisting and transport tools Manual pallet Electric forklift Lifting sling and Steel hoisting truck lifting eye rope and lifting Lever Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 71 Adjustable torque Hammer drill Hammer drill bit (10"/15") wrench (Φ22) Claw hammer Electric Marker Step ladder screwdriver Combination Hacksaw Flashlight Thermometer pliers Soft measuring Steel measuring Square tape tape Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 72 ● Compliant with industry standards b: Temperature resistance 85°C at least for thermal insulation foam sealant or sealing tape Cable Installation Tools Wire strippers Needle-nose Diagonal pliers Power cable pliers crimping tool Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 73 Heat gun tool tubing Cable tie Commissioning tools Rubber hose (5 Pressure gauge (2 Vacuum pump Reducing valve PCS) PCS) Electronic balance Nitrogen Multimeter Clamp meter Thermocouple temperature sensor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 74: Materials
4.2.2.1 R410A Refrigerant CA UTION Do not use low-quality refrigerant. Huawei is not responsible for any damage caused by low-quality refrigerant. Verify that the refrigerant is authentic in the following ways: Contact the refrigerant producer to confirm the refrigerant authenticity.
Page 75 1.43 2.39 0.81 1.47 2.45 0.84 1.51 2.51 0.87 1.56 2.57 1.60 2.63 0.93 1.65 0.96 1.69 2.76 0.99 1.74 2.83 1.02 1.79 1.05 1.84 2.97 1.09 1.89 3.04 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 76: Refrigerant Oil
The recommended refrigerant oil is MEL32. You can purchase it from Huawei or purchase it by yourself after being confirmed by Huawei. NO TE Add refrigerant oil only if it leaks. Contact Huawei to confirm the amount of refrigerant oil to be added. 4.2.2.3 Oil Trap and Inverted Trap...
Page 77 Inner diameters at the two trap of expanded ends of the copper pipe: liquid 16.3 mm pipes Note: No dent or bulge is allowed on the surface after the trap is shaped. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 78: Humidifier Water Inlet Pipe
The hose clamp (part 5) is configured by default. Other components need to be purchased. 4.2.2.5 Drainpipe The drainpipe can be connected using a hose or a rigid pipe. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 79: Pipe Support
Figure 4-25 Pagoda connector (unit: mm) 4.2.2.6 Pipe Support Figure 4-26 shows supports for refrigerant pipes and water pipes. The actual appearance of the supports will be different based on onsite situations. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 80: Cable
Power cable for the Recommended cable 3 x 1.5 mm water-cooled module Teamwork control Recommended cable 8-pin standard network network cable cable (mandatory for teamwork networking) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 81 Prepare the outdoor unit communications cable only when the outdoor unit is equipped with a temperature control intelligent monitoring board. Equipotential ground Recommended cable 6 mm outdoor copper cable cable Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 82: Unpacking And Acceptance
Step 3 Check the type and quantity of fittings against the packing list. If fittings are missing or inconsistent with those in the packing list, record the information and contact your local Huawei office immediately. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 83: Installing The Indoor Unit
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 nitrogen is exhausted, the system is working properly. If no nitrogen is exhausted, contact Huawei technical support.
Page 84: Removing The Pallet
18# insulated torque socket wrench to remove the four M12x35 screws securing the fasteners to the pallet, as shown in Figure 4-29. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 85: Removing The Transport Fasteners From The Compressor
Step 2 Remove the cabinet from the pallet. ----End 4.4.3 Removing the Transport Fasteners from the Compressor Procedure Step 1 Loosen the three bolts on the compressor transport fasteners using a 13# solid wrench. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 86: Securing The Cabinet
2000 mm (+3 mm) for a 2000 mm high cabinet or 2200 mm (+3 mm) for a 2200 mm high cabinet. Ensure that the cabinet is level using a level. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 87 Combine the cabinets by installing the connecting kits at the combination positions on the front and rear doors of the cabinets with the M4 screw assemblies. The required torque is 1.2 N·m. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 88 User Manual 4 Installation Figure 4-32 Combining cabinets Step 6 Secure the smart cooling product cabinet to the ground using the M12 expansion bolts. Figure 4-33 Securing a cabinet Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 89: Optional) Installing The Top Frame
Step 2 Place the top frame, with the side with FRONT facing upwards and the end with FRONT facing the cabinet front door, as shown by (2) in Figure 4-35. Step 3 Secure the top frame. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 90 Install two M5x10 tapping screws at the front of the top frame to set up equipotential bonding between the cabinet and the top frame, as shown by (5) in Figure 4-37. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 91: Installing The Outdoor Unit
Step 2 Remove the needle valve bonnet from the outdoor unit, and connect the other end of the hose to the outdoor unit needle valve, as shown in Figure 4-38. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 92: Removing The Pallet
After the discharge is complete, remove the hose and reinstall the valve bonnet. ● If the pressure gauge reading is less than 0.2 MPa, pipes have leakage points, and you need to contact Huawei technical support. ----End 4.5.2 Removing the Pallet Context NO TICE ●...
Page 93: Securing An Outdoor Unit
Step 1 Remove the four angle brackets from the side panels of the outdoor unit by removing the two M6x16 stainless bolts from each angle bracket, as shown in Figure 4-40. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 94 Step 3 Put the four legs to the ground to lay the outdoor unit horizontally. NO TICE When turning the outdoor unit, do not hold it by using two legs. Otherwise, the outdoor unit is damaged. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 95: Vertical Installation Scenario (Netcol500-A060/Netcol500-A080)
Step 1 Step Step 1 Secure the first layer of base to the ground using six M12x60 stainless steel expansion anchor bolts, as shown in Figure 4-43. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 96 (1) in Figure 4-44. Secure the second layer of base to the middles of the four columns using twelve M10x30 stainless steel bolts, as shown by (2) in Figure 4-44. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 97 M6x16 stainless steel bolts are used on the outdoor unit side, as shown in Figure 4-45. Step 4 Secure four slanting beams to the base using eight M10x30 stainless steel bolts, as shown in Figure 4-46. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 98 4 Installation Figure 4-46 Installing slanting beams Step 5 Secure the three beams on the top to the base using six M10x30 stainless steel bolts, as shown in Figure 4-47. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 99 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual 4 Installation Figure 4-47 Installing beams Step 6 Secure an outdoor unit onto the second layer of base. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 100: Vertical Installation Scenario (Netcol500-A120)
----End 4.5.3.3 Vertical Installation Scenario (NetCol500-A120) Step 1 Secure the base to the ground using four M12x60 stainless steel expansion anchor bolts, as shown in Figure 4-49. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 101 Figure 4-49 Securing a base Step 2 Secure the four columns to the base using twelve M10x30 stainless steel bolts. Figure 4-50 Securing columns Step 3 Secure an outdoor unit onto the base. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 102 Step 4 Secure the four beams on the top to the base using eight M10x30 stainless steel bolts, and secure the top of outdoor unit to the base as shown in Figure 4-52. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 103 Figure 4-52 Installing beams and securing the top of the outdoor unit Step 5 Secure four slanting beams to the base using eight M10x30 stainless steel bolts, as shown in Figure 4-53. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 104: Optional) Installing A Low Temperature Component
Before delivery, low temperature components are injected with nitrogen to 0.2–0.6 MPa. Before connecting pipes, the nitrogen inside pipes must be discharged. CA UTION Nitrogen must be discharged; otherwise, air jets emitted during pipe welding may cause bodily injuries. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 105: Removing The Pallet
● If the pressure gauge reading is less than 0.2 MPa, pipes have leakage points, and you need to contact Huawei technical support. ----End 4.6.2 Removing the Pallet Remove the four screws securing the low temperature component to the pallet...
Page 106: Securing A Low Temperature Component
4.7 Installing a Water-Cooled Module 4.7.1 Checking the Nitrogen Pressure Check whether any of the two needle valve bonnets is missing by turns. ● If they do not exist, contact Huawei technical support. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 107: Removing The Pallet
Secure the water-cooled module to the concrete base using four M12 x 60 stainless steel expansion bolts to a torque of 45 N·m. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 108: Installing Pipes
9.2 mm. ● When procuring water pipes, ensure that the water pipes covered with thermal insulation foam can be routed through holes of the bottom panel or top panel. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 110 If the refrigerant pipe is straight, add a support every 1500 mm. Figure 4-60 Routing the refrigerant pipe NO TE Onsite personnel are responsible for preparing the required materials and installing the supports. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 111: Welding Indoor Unit Pipes
7/8 inch 1.2 mm 3/4 inch 1.0 mm If the one-way pipe length is longer than 100 m, contact Huawei technical support. Exhausting Nitrogen Step 1 Remove the bonnet of the low-pressure needle valve and connect the pressure gauge leather hose to the needle valve.
Page 112 Figure 4-63 Welding pipes Step 2 Cut a cross in the rubber ring using a utility knife and route the pipe wrapped with the thermal insulation foam through the hole. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 113 (2) Liquid pipe Step 2 Connect the gas and liquid pipes to the gas and liquid pipes of the outdoor unit respectively. Pipes should be wrapped with thermal insulation foam. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 114: Welding Outdoor Unit Pipes
Figure 4-65 Welding outdoor unit pipes ----End 4.8.4 (Optional) Welding Pipes for the Low Temperature Component NO TICE Before welding pipes, take measures to protect nearby cables and components from being burnt. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 115 (1) Connecting to the indoor unit liquid pipe (2) Connecting to the indoor unit gas pipe (3) Connecting to the outdoor unit gas pipe (4) Connecting to the outdoor unit liquid pipe Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 116: Welding The Water Cooling Module
Step 2 Apply thread sealant to the second to fourth circles of the pipe connector threads. Step 3 Connect water pipes by using a wrench. The connector is G1-1/2 inch with internal screw threads. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 117: Installing Drainpipes
The following uses a rigid drainpipe as an example to describe how to install a drainpipe. Bottom Pipe Routing Step 1 Remove the drainpipe plug, as shown by (1) in Figure 4-70. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 118 When routing pipes from the top, do not route the pipes over servers or other devices to protect them from being affected by pipe leaks. Step 1 Remove the drainpipe plug, as shown in Figure 4-71. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 120 ● Secure the water inlet pipe inside the cabinet to the left post of the cabinet using cable ties. Step 2 Clean the engineering pipes before connecting the water inlet pipe to the engineer pipe to avoid impurities entering into the humidifier. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 121: Installing The Humidifier Water Inlet Pipe (Without A Humidifier Hose)
Step 4 Clean the engineering pipes before connecting the water inlet pipe to the engineer pipe to avoid impurities entering into the humidifier. Step 5 Connect the water inlet pipe to the engineering pipe and wrap the pipe with thermal insulation foam. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 122 Figure 4-76 Bottom routing of the water inlet pipe NO TICE When routing pipes from the top, do not route the pipes over servers or other devices to protect them from being affected by pipe leaks. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 123: Leakage Test With Nitrogen For Refrigerant Pipes
Figure 4-77 Charging nitrogen to pipes without a low temperature component (1) Nitrogen cylinder (2) Reducing valve (3) Low pressure gauge (4) High pressure gauge (5) Low-pressure needle (6) Discharge pipe needle valve valve Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 124 Figure 4-61. NO TE For scenarios where a container is transported without refrigerant, keep 0.2 to 0.6 MPa of nitrogen in the pipeline. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 125: Optional) Leakage Test With Water For The Water-Cooled Module
If the reading remains unchanged, the pipe is not leaking. You can perform the subsequent operations. ----End 4.9 Installing Cables Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 126: Cable Connection Precautions
4.9.2 Installing the Equipotential Ground Cable Figure 4-80 shows the equipotential ground position. Figure 4-80 Equipotential ground position (1) Equipotential ground (2) Equipotential bottom cable (3) Equipotential top cable position hole hole Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 127: Installing Power Cables For The Indoor Unit
Step 2 Connect the PE cable to the ground screw, as shown in Figure 4-81. Step 3 Secure the cables on the post of the cabinet with cable ties. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 128: Installing The Outdoor Unit Power Cable
CA UTION ● The outer insulation sheath should be retained when you route a cable through the waterproof connector. ● Ensure that the phase sequence is correct when connecting cables. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 129: Optional) Installing Power Cables For The Low Temperature Component
4.9.5 (Optional) Installing Power Cables for the Low Temperature Component Step 1 Connect the cable delivered with the low temperature component to the L/N terminal on the QF2 of the outdoor unit. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 130: Optional) Installing Outdoor Unit Communications Cables
Step 2 Connect one end of the cable to points 1, 2, and 3 on the external signal port X302 of indoor unit and the other end to ports 1, 2, and 3 on the outdoor unit. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 132 Step 2 Set the DIP switches of T/H sensors. Table 4-14 shows how to set the DIP switches for T/H sensors. Figure 4-87 Position of the DIP switch on a T/H sensor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 133 Settings > T/H sensor on the home screen of the display module, and set the sensors in the aisles corresponding to the addresses to Enable. Otherwise, the sensors will not work. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 134: Optional) Connecting Teamwork And Monitoring Communications Cables
ELV cable tray, to reduce the impact of electromagnetic interference on teamwork communication. 4.9.8.1 Preparing a Network Cable Step 1 Crimp a network cable. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 135: Smart Module Networking Scenario
Smart module networking is the networking of in-row smart cooling products using the ECC800 in a smart module. Step 1 Connect teamwork and monitoring communications cables. Networking Teamwork Monitoring Protocol MAC_CAN Modbus-TCP Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 136: Independent Networking
Figure 4-91 Connecting communications cables If the length of a network cable in the FE teamwork is greater than or equal to 100 m, use the group-based ring networking mode. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 137: Fe Teamwork + Rs485 Monitoring
≤ 4), set recommended: RS485 monitoring grouping to Enable on the Modbus Settings screen for the unit with the COM/FE port connected. Retain the default setting (Disable) for other units. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 138 Connect FE_2 of No. 1 unit and FE_1 of No. 2 unit, and connect the remaining FE_1 and FE_2 of the last two units. Figure 4-94 FE teamwork group-based ring networking (using 13 units as an example) ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 139: Can Teamwork + Fe Monitoring
NMS as the monitoring system. Figure 4-95 Connecting communications cables ----End 4.9.8.3.4 CAN Teamwork + RS485 Monitoring Step 1 Connect teamwork and monitoring communications cables. Networking CAN Teamwork RS485 Monitoring Protocol Modbus-RTU Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 140 ● Connect the COM/FE port on the main control module of the last unit in each group to the RS485 port on the host. ● Customers can purchase the NetEco (an ECC is required) or a third-party NMS as the monitoring system. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 141 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual 4 Installation Figure 4-96 Connecting communications cables ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 142: Installation Verification
□ Passed □ Failed without leaks. Compressor The sheet metal for transporting the □ Passed □ Failed compressor is removed. The bolts on the compressor are □ Passed □ Failed tightened. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 143 The needle valve plug is secured (torque of 0.45±0.05 □ Passed □ Failed N·m), and the valve bonnet is tightened. The pipes are not seriously bent. □ Passed □ Failed Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 144: Checking The Outdoor Unit
Fins of the The fins are not pushed down or □ Passed □ Failed heat damaged. exchanger Fins protection plates have been removed. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 145: Checking The Water Cooling Module
The rack is installed properly, □ Passed □ Failed without any tilt. Pipes Ports are connected correctly, and □ Passed □ Failed all pipes are wrapped with thermal insulation foam Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 146 Expected Result Actual Result Electric The power cables and signal cable □ Passed □ Failed are connected as required. Cables are intact and not over-bent. □ Passed □ Failed Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 147: Power-On Commissioning
During the commissioning of the smart cooling product, ensure that no comburent substance (such as air or additive) enters the smart cooling product system. Huawei is not liable for any risks and losses caused due to violation. 6.1.1 Refrigerant Charge Amount...
Page 148: Vacuumizing
If no low temperature component is installed on the outdoor side, connect the pressure gauge and vacuum pump at the low-pressure and discharge pipe needle valves to vacuumize the system simultaneously, as shown in Figure 6-1. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 149 Step 3 After 20 minutes, the pressure gauge pointer should be in the negative area and the vacuum pump makes small noise. Close and open the pressure gauge Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 150: Precharging Refrigerant
Procedure Step 1 Remove the vacuum pump from the vacuumizing equipment, and replace the vacuum pump with a refrigerant cylinder, as shown in Figure 6-3 Figure 6-4. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 151 Tighten the nut when cold air escapes out of the nut. Step 3 Put the refrigerant cylinder upside down on the electronic scale. Clear the reading on the balance. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 152 6 Power-On Commissioning NO TICE If the R410A refrigerant is provided by Huawei, put the refrigerant steel vessel upside down when charging in the refrigerant. If the refrigerant is not provided by Huawei, check with the refrigerant provider whether the steel vessel has a siphon.
Page 153: Power-On Preparations
QF2). Step 4 After the initial power-on, the Quick Settings screen is displayed. Log in as user admin, as shown in Figure 6-5. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 154 Confirm with Huawei technical support before modifying parameters which cannot be modified by user operator. Otherwise, Huawei will not be liable for any consequences of the modification performed by the user. ● Only certified professionals are allowed to modify the advanced parameters.
Page 155 Specifies the total number of units in this group this group. The value is an integer ranging from 1 to 32. NOTE This parameter is displayed after Teamwork function is set to Enable. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 156 System Outdoor unit ● Air-cooled: The outdoor unit is an air- Settings condensate mode cooled outdoor unit. ● Water-cooled: The outdoor unit is a water-cooled module. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 157 Set this parameter after Smart diagnosis function is set to Enable. Specify the length of the liquid pipe between the indoor and outdoor units of a smart cooling product. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 158 ● Low-temperature heating: The heating function is enabled when the current temperature is lower than the temperature setpoint by a certain value. ● Dehumidification & Low temperature heating: Both functions are available. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 159 ● If this parameter is set to Startup status, DO_1 acts according to DO_1 action when the unit is started. ● If this parameter is set to No, no alarm is generated when DO_1 is disconnected. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 160 DO_1. For details, see DO_1 description. DO_2 action This parameter can be set to On or Off, and is used together with DO_2. For details, see DO_2 description. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 161 ● Return air: 26–35°C recommended ● Supply air: 18–24°C recommended ● Cold aisle: 18–24°C recommended ● Hot aisle: 26–35°C recommended Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 162 Start. Figure 6-7 Compressor preheating warning If you need to query the remaining preheating time, choose Running > Device Details > Compressor on the home screen. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 163: Home Screen
Figure shows the home screen of the display module. NO TICE The information in the screenshots is for reference only. The actual parameters may vary. Figure 6-9 Home screen Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 164 Warnings indicates the number of active warnings. Status bar Alarm bar You can tap in the alarm bar to enter the active alarm screen that displays all active alarms. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 165: Setting Parameters
Figure 6-10 T/H Sensor Step 2 Set Cold aisle sensor 1 to Enable. Step 3 Set temperature and humidity parameters. Parameter Description Cold aisle sensor Enables or disables a sensor. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 166 Table 6-4 Setting example Temperature Setpoint Lower Limit of Upper Limit of (°C) Humidity Setpoint (% Humidity Setpoint (% 24.7 23.1 21.7 20.4 19.2 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 167 Upper Limit of (°C) Humidity Setpoint (% Humidity Setpoint (% 16.9 15.9 75.3 70.9 66.9 59.5 56.1 47.3 44.7 42.2 37.8 35.8 33.9 32.1 30.5 28.9 27.4 24.7 23.4 ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 168: Optional) Setting Teamwork Parameters
System address Specifies the planned unit address. The addresses of units in the same teamwork group must be unique. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 169 1 to the value of Number of systems in this group. NOTE This parameter is displayed after Teamwork function is set to Enable. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 170 24 time points in a day (0–23). Forced rotation Indicates whether to enable forced rotation regardless of the specified rotation time. After a forced rotation, the rotation period starts again. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 172 Blue indicates that the device is operating, and gray indicates that the device is idle. Frame: A device with green frame indicates the device itself, green/non- green as shown in Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 173 Check whether the number of online devices in the topology is the same as the actual number of devices. – If yes, the check is complete. – If no, check the cable connection and the teamwork settings. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 174: Optional) Setting Communications Parameters
24 hours of running. 6.5.3.2 Setting Communications Parameters (Modbus-RTU Protocol) Procedure Step 1 On the home screen, choose Settings > Comm Settings > Modbus Settings. Figure 6-14 Modbus Settings Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 175: Setting Communications Parameters (Modbus-Tcp Protocol)
Step 1 On the home screen, choose Settings > Comm Settings > WAN IP Settings, and set the IP address, subnet mask, and gateway based on the actual plan. Figure 6-15 WAN IP Settings Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 176 Enter the actual IP address of the NMS. The IP addresses of the display board, client NMS, and server NMS must be unique. This parameter is configurable when Link mode involves Client. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 177: Setting Communications Parameters (Snmp Protocol)
Step 2 Set SNMP Version based on site requirements, and then tap Submit. ● When SNMP Version is set to ALL or SNMPv1&v2c, you can set Read Community and Write Community. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 178 – A password must not be a string containing duplicate sections, such as 12a12a12a. – Weak passwords such as Password, Admin_1243, and Changeme_123 are not allowed. Set SHA Password and Confirm Password as planned. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 179: Optional) Setting Wifi Parameters
After the WiFi module of the USB port is connected to the USB port on the main control module of the unit, WIFI Settings can be set. Procedure Step 1 On the home screen, choose Settings > Comm Settings > WIFI Settings. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 180: Startup
Start. ● If you choose Settings > System Settings > System Control and set Password required for start or shutdown onsite to Yes, a password is Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 181 Step 3 Enter the startup password or service authorization code generated by the app in Authorization code on the startup authorization screen to start the device. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 182: Charging The Remaining Refrigerant
If there is no low temperature component, open the low-pressure valve of the pressure gauge, and charge the remaining refrigerant from the low-pressure needle valve in small flow or intermittently. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 183 Step 5 On the home screen, choose Running > Device Details > Compressor, and view Suction pressure and Discharge pressure to determine whether they are within normal ranges. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 184: Wizard Startup
Startup screen and start the commissioning again. Step 1 On the home screen, choose Maint > Wizard Startup and tap Yes to enter the screen for checking before startup. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 185 KM4 terminal, enter the value on the screen, and tap Submit within the time displayed on the screen. The system automatically determines whether the current of the smart cooling product is within the normal range. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 186: Optional) Device Power-Off
Step 3 Turn off the active power switch QF1 and standby power switch QF2. (For the model with a single power supply, you do not need to turn off QF2.) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 187: Checking After Commissioning
The foreign matter inside the water pan and bottom plate □ Passed □ Failed is cleaned up. The air filter is correctly installed according to the air flow □ Passed □ Failed direction on the frame. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 188: Webui
COM/FE port on the unit. On the main screen of the unit, choose Settings > Comm Settings > WAN IP Settings, and set the IP address, subnet mask, and gateway for the unit. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 189 Step 3 Log in to the WebUI of the unit. Enter https://IP address (such as https://192.168.0.10) in the address box of the browser, and then press Enter to enter the WebUI login page. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 190: Introduction To The Webui
Monitor the running information of the unit in real time, set running parameters, and control the running. For example, set the temperature and humidity of the unit, enable the T/H sensor, and set the fan control type. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 191 ● Query and export fault information. ● Manage users, such as adding, modifying, deleting, locking, and unlocking user accounts. ● Import and export configuration files to configure the unit quickly. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 192: Maintenance
Choose Running > Device Details > Discharge Compressor. temperature Discharge pressure Suction pressure Tap Teamwork. Teamwork function Choose Teamwork > Teamwork Number of systems Settings. in this group Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 193: Monthly Maintenance
Pipe The refrigerant pipe does not Repair the leakage points and leak or corrode, and the rewrap thermal insulation foam. wrapped thermal insulation foam is intact. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 194 Water pan filter Open the water pan cover at the front door, and you can see the water pan filter. Figure 8-1 shows how to remove a water pan filter. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 195: Quarterly Maintenance
If no water is supplied, check the film > Diagnostic Mode > Enter cable connection or replace the humidif on the home screen, and start water inlet solenoid valve. the wet film humidifier. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 196: Yearly Maintenance
Calculate the total cooling capacity and total server load of the running smart cooling products. If the total load exceeds 80% of the total cooling capacity of the smart cooling product, Huawei recommends increasing the number of smart cooling products.
Page 197: Outdoor Unit Routine Maintenance
The fan connection box is Secure the fan box. not damaged or loose. The fan assembly and flow Maintain or replace the fan deflecting ring are not assembly. deformed, damaged, or interfered. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 198: Water Cooling Module Routine Maintenance
The thermal Wrap the thermal Perform the insulation foam on insulation foam troubleshooting pipes is intact. again. with the power off. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 199: Semi-Annual Maintenance
Clean up the water Check and perform control box is free stains in the electric the troubleshooting from water. control box and with the power off. locate the cause of water leakage. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 200: Alarm Reference
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual 9 Alarm Reference Alarm Reference FusionCol & NetCol Smart Cooling Product Alarm Reference . For details, see the Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 201: Troubleshooting
A compressor motor is Replace the motor. damaged. A compressor does not need Check the requirement status on to start. the display module. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 202 Filters are clogged with dirt. Replace the filters. returns. The external excess pressure is Check whether the air duct is too high, and air decreases. blocked. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 204 The switch is faulty. Replace the electric heater heater switch. switch trips abnormally The electric The electric heater contactor is Replace the electric heater heater not closed. contactor. fails. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 206: Parts Replacement
The air filters need to be maintained from the rear door. Procedure Step 1 Open the rear door, rotate the clips on the two sides of the upper air filter, and draw out the air filter. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 207: Replacing An Indoor Fan
An indoor fan needs to be replaced. ● A spare indoor fan of the same model is available and functional. ● Tools: protective gloves, Phillips insulated torque screwdriver, diagonal pliers, cable tie Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 208 Take out the faulty fan. Figure 11-3 Taking out a faulty fan Step 4 Install a new fan and fan guard, connect the terminals, and secure the cable using cable ties. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 209: Replacing An Outdoor Fan
If the indoor fans are maintained when the device is started, manually clear the corresponding alarm. ----End 11.3 Replacing an Outdoor Fan Prerequisites ● An outdoor fan needs to be replaced. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 210 Loosen the waterproof terminal on the cable and pull out the cable from the connection box. Remove the four screws that secure the fan assembly, and remove the faulty fan assembly. Figure 11-6 Removing the faulty fan Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 211: Replacing A Differential Pressure Switch
Step 4 Remove the pressure inlet tube. Step 5 Remove the screws on the top cover of the differential pressure switch and cable screws using a Phillips insulated torque screwdriver and remove the cables. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 212 Figure 11-7 Setting the differential pressure switch Step 8 Install the new differential pressure switch and the pressure tube, and connect the cables. Figure 11-8 Installing a differential pressure switch Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 213: Replacing A Pressure Switch Or Pressure Sensor
Exercise caution because the device is still energized after it is shut down on the home screen of the display module. Step 2 Open the rear door and remove the air filter. Step 3 Remove the cables from the high pressure switch. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 214 Step 7 Install the air filter and close the rear door. Step 8 Power on the device and tap Start on the home screen. Ensure that the smart cooling product is running normally without any alarms. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 215: Replacing A Compressor (Threaded Connection)
● Do not tilt the compressor during replacement to prevent lubricant leakage. ● Install a new compressor immediately after you remove the rubber plugs of suction and discharge vents to prevent the moisture intake. Figure 11-11 shows an angle valve. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 216 Step 5 Remove the electric heating belt. Step 6 Remove the cover of the connection box and disconnect the compressor power cables. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 217 11-13, using two 30# adjustable wrenches respectively. Then loosen the adjustable nut using a 36# adjustable wrench to separate the pipe from the angle valve. After removing the valve, seal the suction vent immediately. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 218 Do not hold the suction and discharge vents when moving the compressor. Remove the four nut washers and spring washers that secure the compressor and bracket using a 13# insulated torque socket wrench (or solid wrench), and remove the compressor. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 219 Step 9 Secure the compressor bracket to the cabinet interior using a 13# insulated torque socket wrench, as shown by (1) in Figure 11-16. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 220 120 N·m. Step 11 Install the electric heating belt, remove the connection box cover, and reinstall the cover after the compressor cables are connected. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 221 Step 16 Choose Maintenance > Performance Maintenance on the home screen of the display module to access the performance maintenance screen, and clear the runtime of the compressor. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 222: Replacing A Compressor (Welding)
If a refrigerant reclaiming pump is used, the requirements for using the pump must be met. Connect the refrigerant reclaiming pump to the outdoor unit needle valve and (if a low temperature component is deployed) the needle valve at the outdoor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 223 Use a welding torch to separate the welding points for the suction and discharge pipes from the compressor. After the separation, seal the discharge vent immediately. Figure 11-19 Remove the compressor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 224 13# insulated torque socket wrench (or solid wrench), and remove the compressor. Figure 11-20 Removing the compressor bracket Step 8 Secure the new compressor to the bracket again using a solid wrench. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 225 Step 9 Secure the compressor bracket to the cabinet interior using a 13# insulated torque socket wrench, as shown by (1) in Figure 11-22. Figure 11-22 Installing the compressor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 226 Step 16 Choose Maintenance > Performance Maintenance on the home screen of the display module to access the performance maintenance screen, and clear the runtime of the compressor. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 227: Replacing A Filter Dryer (Threaded Connection)
R410A refrigerant to the cooling system. Figure 11-24 shows the position of the filter dryer. Figure 11-24 Filter dryer position (1) Pipe nut (2) Adjustable nut (3) Filter dryer nut Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 228 ● Filter dryer replacement requires the collaboration of two persons. ● After removal, immediately seal the pipe opening to keep the system clean, and prevent moisture from entering the system. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 229 ● Secure the filter dryer in the original position. Ensure that the arrow on the filter dryer points upwards. ● Installation of the new filter dryer requires the collaboration of two persons. The torque for tightening the adjustable nut is 70 N·m. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 230: Replacing A Filter Dryer (Welding)
Phillips insulated torque screwdriver, nitrogen cylinder, refrigerant tank, vacuum pump, pressure gauge, rubber hose, protective gloves ● Preparation: Power off the indoor unit and reclaim the refrigerant in the system. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 231 Connect the refrigerant reclaiming pump to the outdoor unit needle valve and (if a low temperature component is deployed) the needle valve at the outdoor unit liquid pipe port of the low temperature component. When the pressure Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 232 ● To avoid burning the internal components, other pipes, thermal insulation foam, power cables, and labels, take protective measures, such as spreading wet cloth, around the welding joints. ● Do not use face-down bonding when welding. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 233 11-27, and remove the filter dryer. Weld off the lower part of the removed filter dryer assembly. Step 4 Install a new filter dryer, as shown in Figure 11-29. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 234 Weld the removed straight pipe (step 4 in Figure 11-28) to the new filter dryer to form a new filter dryer assembly. Install the filter dryer in the smart cooling product. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 235: Replacing A Liquid Level Detector
Step 1 Tap Shutdown on the home screen of the display module, and turn off the active power switch QF1 and standby power switch QF2. (For the model with a single power supply, you do not need to turn off QF2.) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 236 Step 4 Remove the two butterfly nuts on the liquid level detector fastener, remove cables from the liquid level detector, and remove the liquid level detector and its fastener, as shown in Figure 11-32. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 237 Loosen the nuts on the low liquid level detector, and move the low liquid level detector upwards to remove it. Figure 11-33 Removing a liquid level detector Step 6 Install the new liquid level detector, and properly connect its terminals. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 238: Replacing A Condensate Pump
NO TICE Before removing the condensate pump, drain water from the water pan completely. Context The condensate pump needs to be maintained from the front door. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 239 Figure 11-35 Disconnecting the power cable terminals Step 3 Remove the condensate pump assembly, as shown in Figure 11-36. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 240 Step 5 Install the new condensate pump, and reinstall the condensate pump assembly in the cabinet. Connect the water pipe and secure it using hose clamps. Connect the condensate pump power cable. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 241: Replacing A Wet Film Humidifier
Step 1 Tap Shutdown on the home screen of the display module. NO TICE Exercise caution because the device is still energized after it is shut down on the home screen of the display module. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 242 Step 7 Power on the device, choose Maint > Performance Maint on the home screen of the display module to access the performance maintenance screen, and clear the runtime of the humidifier. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 243: Replacing A Display Module
Data and set Data Type to the smart cooling product. Tap Export Local Data of Southbound Devices to back up data to the computer. Step 2 Replace the display module. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 244 Install the new display module in the original position on the front door by performing the preceding steps in reverse order. Connect the control signal cables to the display module. Close and lock the front door. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 245: Replacing A Main Control Module Or Psu
● Before replacing a main control module, disconnect the cables from the main ACC Upgrade control module. After replacing it, download the software and Guide from Huawei website, and upgrade it on the display module. The module needs to be maintained from the rear door. Issue 13 (2023-08-20)
Page 247 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 part of the module. Step 6 Insert the spare module into the corresponding slot, and flip the clip upwards to lock the module.
Page 248: Replacing An Electric Heater
Exercise caution because the device is still energized after it is shut down on the home screen of the display module. Step 2 Open the front door, disconnect the fan terminals, and remove the fan support. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 249 Step 3 Cut the cable ties that secure the electric heater terminal and remove the terminals. Step 4 Unscrew the four screws on the single electric heater, as shown in Figure 11-46. Figure 11-46 Removing an electric heater Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 250 Step 5 Install the new electric heater in the reverse order of the removal. Figure 11-47 Installing a new electric heater Step 6 Install the fan support and connect the terminals. Figure 11-48 Installing a fan support Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 251 Figure 11-49 Performance maintenance Step 9 Tap Start on the home screen. Ensure that the smart cooling product is running normally without any alarms. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 252: Faq
LCD, ECC WebUI, or shut down NetEco WebUI. Method 2: Connect Start Shutdown equipment. the remote start/ shutdown dry contacts of the hardware port. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 253 ● If ON/OFF via NMS is disabled on the smart cooling product LCD, the device cannot be started or shut down over the ECC or NetEco. Figure 12-1 Start/Shutdown over the LCD Figure 12-2 Start/Shutdown over the ECC WebUI Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 254: Operations With A Usb Flash Drive
64 GB. For a non-FAT32 USB flash drive, format it to the FAT32 format using a computer. ● Before using a USB flash drive, ensure that its data has been scanned by antivirus software and is secure. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 255: How Do I Export Data
With the one-click mode, you can export active alarms, historical alarms, run logs, and so on. Procedure Step 1 Choose Maintenance > USB Operations > Export to enter the Select Path screen. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 256: How Do I Export Or Import A Configuration File
Step 3 After the data is successfully exported, tap Finish. Step 4 On the home screen, choose Maintenance > USB Operations > Remove USB to remove the USB flash drive in safe mode. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 257: How Do I Import A Certificate And Key
The CA certificate file, local certificate file, and key file have been saved in a USB flash drive. NO TICE Ensure that the key file has been encrypted using AES128. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 258: Display Module Screen Operations
Step 1 On the home screen, choose Settings > Comm Settings > LAN IP Settings, and set LAN IP assigning mode to Manual. Set LAN IP address, LAN subnet mask, and LAN gateway based on the actual plan. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 259: How Do I Query Temperature And Humidity Curves
You can choose to display the curves in recent one hour, one day, seven days, or 30 days. Procedure Step 1 Tap T/H Curve on the home screen. The screen shown in Figure 12-13 displayed. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 260: Querying Logs
12.3.3 Querying Logs Context The Query Logs screen displays the operations performed by the user. Procedure Step 1 On the home screen, choose Maint > Query Logs. Figure 12-14 is displayed. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 261: How Do I View Component Status
Choose Common Function > Operating Info on the home screen, the related screen is displayed. ● Choose Running > System Overview on the home screen, the related screen is displayed. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 262: Querying Version Details
After a buzzer is muted, it does not buzz when a new alarm is generated. Procedure Step 1 Tap the icon in the status bar, tap Off. The icon changes to ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 263: How Can I Handle Active Alarms
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. Figure 12-16 Details Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 264: How Do I Delete Historical Alarms
Procedure Step 1 On the home screen, choose Alarms > Delete Historical Alarms. The screen shown in Figure 12-18 is displayed. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 265: How Do I Clear Component Runtime
20°C while the value measured by the sensor is 22°C, the sensor has an error of 2°C, and the calibration value should be set to –2°C. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 266: How Do I Change The Password
Step 2 Tap Password to enter the password changing screen, as shown in Figure 12-20. NO TE It is recommended that the password should contain at least two types of characters. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 267: How To Set Alarm Parameters
Cold aisle high temperature alarm threshold + 5°C ≤ Return air high temperature alarm threshold ● Supply air low temperature alarm threshold + 5°C ≤ Return air low temperature alarm threshold Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 268 Step 2 Tap Threshold following Supply air high temperature alarm. Step 3 Set the value to 45 and tap , as shown in Figure 12-22. Figure 12-22 Setting alarm parameter 2 ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 269: How To Commission Single Component
Step 3 Check that the indoor fans run properly, and no alarm generates. Step 4 Choose Maint > Diagnostic Mode > Exit or tap to exit the diagnostic mode. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 270: How Do I Query The Setting Of A Parameter Before Change
Choose Maintenance > User Management. The user management page is displayed. Choose the admin user and click Modify. Reset the login password on the displayed page and click Confirm. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 271 Step 2 Add a WebUI user. Choose Maintenance > User Management. The user management page is displayed. Click Add. Enter information about the new user and click Confirm. Figure 12-26 User Management Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 272: How Do I Install A Network Security Certificate
If the network security certificate is encrypted, select If an encrypted private key is imported, enter the password for decryption, and specify Key Password and Confirm Key Password. Click Submit in the Network Security Certificate area. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 273: How Do I View Active Alarms And Historical Alarms
----End 12.4.5 How Do I Export Fault Information? Procedure Step 1 Log in to the WebUI of the unit as an administrator. Step 2 Choose Maintenance > Fault Information. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 274: How Do I Change An Ip Address
Step 3 Choose Maintenance > Version Information and view the version information, software version, and BSP version. ----End Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 275: A Power Cable Filter For An Outdoor Unit
@ 10 kHz which can withstand 16 kHz inductor switching frequency and does not generate heat due to saturation Y capacitor 2.7 nF @ 10 ±10% Thin film feedthrough capacitor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 276: B Indoor Unit Cooling Component Layout
(13) Sight glass (14) Liquid pipe temperature (15) Electronic expansion valve sensor (16) Low-pressure needle valve (17) Evaporator (18) Indoor fan (19) Distributor (20) Low pressure sensor (21) Suction temperature sensor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 277: C Outdoor Unit Electric Control Box Layout
User Manual C Outdoor Unit Electric Control Box Layout Outdoor Unit Electric Control Box Layout C.1 Electric Control Box Layout for the Indoor Unit Figure C-1 Electric box layout Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 278 (15) Outdoor unit (16) Reserved power PE (17) Rectifier module (18) Drive switch switch QF16 (19) Crankcase (20) Crankcase heater fuse FU3 heater contactor K1 (21) Electric heater contactor KM4 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 279 Smoke sensor power supply (12 V DC) Smoke sensor feedback Remote Remote shutdown + shutdown Remote shutdown – Water detector Water leakage sensor detection + Water leakage detection – Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 280 PSU 1 port of the FE ring network) (10) (11) DP CAN_OUT (connecting to (teamwor (north the display k CAN/ bound module) northboun RS485 d RS485 port) output port) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 281: Netcol500-A060 Electric Control Box Layout
Figure C-3 NetCol500-A060 electric control box (without a temperature control intelligent monitoring board) (1) PE bar (2) Fan switch (QF1) (3) Power switch for receiver heater (QF2) (4) Fan terminal Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 282 (5) Fan terminal (6) Temperature control cooled module (QF2) intelligent monitoring board NO TE The temperature control intelligent monitoring board is located on the inner cover of the electric control box. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 283: Netcol500-A080 Electric Control Box Layout
(1) PE bar (2) Fan switch (QF1) (3) Receiver heater/Water-cooled module (4) Fan terminal (QF2) Figure C-6 NetCol500-A080 electric control box (with a temperature control intelligent monitoring board) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 284: Netcol500-A120 Electric Control Box Layout
(1) Fan switch (QF3) (2) Receiver heater/Water-cooled module (QF4) (3) Fan terminal 2 (4) PE bar (5) Fan switch (QF1) (6) Receiver heater/Water-cooled module (QF2) (7) Fan terminal 1 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 285: D Base Drawing
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Base Drawing D.1 Indoor Unit Base Drawing Figure D-1 Base drawing (unit: mm) Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 286: Outdoor Unit Base Drawings
Control welding errors during the manufacturing process. If welding errors are large, the base will be unusable after welding. The base height can be adjusted based on site requirements. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 287: Netcol500-A060
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing D.2.1 NetCol500-A060 Horizontal Installation Figure D-2 Concrete base for the NetCol500-A060 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 288 ● When installing the equipment 52273755, 52273755-002, or 52273755-004, you need to place two horizontal bases side by side and remove the screws from the combining surface to combine the bases. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 289 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Vertical Single-Layer Installation Figure D-4 Concrete base for the NetCol500-A060 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 290 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Figure D-5 Single-layer support base for vertical installation of the NetCol500-A060MC1D0 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 291 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Figure D-6 Single-layer support base for vertical installation of the NetCol500-A060MS1E0 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 292 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Vertical Double-Layer Installation Figure D-7 Double-layer support base for vertical installation of the NetCol500-A060MC1D0 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 293 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Figure D-8 Double-layer support base for vertical installation of the NetCol500-A060MS1E0 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 294: Netcol500-A080
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing D.2.2 NetCol500-A080 Horizontal Installation Figure D-9 Concrete base for the NetCol500-A080 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 295 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Figure D-10 Support base for the NetCol500-A080 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 296 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Vertical Single-Layer Installation Figure D-11 Concrete base for vertical installation of the NetCol500-A080 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 297 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Figure D-12 Single-layer support base for vertical installation of the NetCol500-A080 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 298 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Vertical Double-Layer Installation Figure D-13 Double-layer support base for vertical installation of the NetCol500-A080 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 299: Netcol500-A120
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing D.2.3 NetCol500-A120 Horizontal Installation Figure D-14 Concrete base for the NetCol500-A120 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 300 ● When installing the equipment 52273755, 52273755-002, or 52273755-004, you need to place two horizontal bases side by side and remove the screws from the combining surface to combine the bases. Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 301 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual D Base Drawing Vertical Single-Layer Installation of Outdoor Units Figure D-16 Single-layer support base for vertical installation of the NetCol500-A120 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 302: E Electrical Conceptual Diagram
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual E Electrical Conceptual Diagram Electrical Conceptual Diagram E.1 Indoor Unit Electrical Diagrams Figure E-1 NetCol5000-A050H4WE0/NetCol5000-A050H40E0 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 303 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual E Electrical Conceptual Diagram Figure E-2 NetCol5000-A050H4WE0/NetCol5000-A050H40E0 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 304 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual E Electrical Conceptual Diagram Figure E-3 NetCol5000-A050H4WE2/NetCol5000-A050H4WD2/NetCol5000-A050H40E2 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 305 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual E Electrical Conceptual Diagram Figure E-4 NetCol5000-A050H4WE2/NetCol5000-A050H4WD2/NetCol5000-A050H40E2 Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 306: Netcol500-A060 Electrical Diagram
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual E Electrical Conceptual Diagram E.2 NetCol500-A060 Electrical Diagram Figure E-5 NetCol500-A060 electrical diagram Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 307: Netcol500-A080 Electrical Diagram
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual E Electrical Conceptual Diagram E.3 NetCol500-A080 Electrical Diagram Figure E-6 NetCol500-A080 electrical conceptual diagram Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 308: Netcol500-A120 Electrical Diagram
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual E Electrical Conceptual Diagram E.4 NetCol500-A120 Electrical Diagram Figure E-7 NetCol500-A120 electrical diagram Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 309: F Acronyms And Abbreviations
NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual F Acronyms and Abbreviations Acronyms and Abbreviations alternating current board support package computational fluid dynamics controller area network direct current electronic commutation network management system Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 310 Ethernet Internet Protocol liquid crystal display local user interface negative temperature coefficient personal computer positive temperature coefficient power usage effectiveness RCCB residual current circuit breaker thin film transistor Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.
Page 311 NetCol5000-A050 In-row Air Cooled Smart Cooling Product User Manual F Acronyms and Abbreviations Universal Serial Bus Issue 13 (2023-08-20) Copyright © Huawei Digital Power Technologies Co., Ltd.

Huawei NetCol5000-A050 User Manual

About this Document

1 Safety Information

2 Product Description

3 Technical Specifications

4 Installation

5 Installation Verification

6 Power-On Commissioning

7 Webui

8 Maintenance

9 Alarm Reference

10 Troubleshooting

11 Parts Replacement

12 Faq

A Power Cable Filter for an Outdoor Unit

B Indoor Unit Cooling Component Layout

C Outdoor Unit Electric Control Box Layout

D Base Drawing

E Electrical Conceptual Diagram

F Acronyms and Abbreviations

Quick Links

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Summary of Contents for Huawei NetCol5000-A050