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Huawei NetCol5000-C030H90D0 User Manual

In-row chilled water smart cooling product
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NetCol5000-C(030, 032, 065) In-row Chilled
Water Smart Cooling Product
User Manual (2019)
Issue
03
Date
2020-08-30
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei NetCol5000-C030H90D0

  • Page 1 NetCol5000-C(030, 032, 065) In-row Chilled Water Smart Cooling Product User Manual (2019) Issue Date 2020-08-30 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

    Indicates a hazard with a high level of risk which, if not avoided, will result in death or serious injury. Indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious injury. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 4 Issue 03 (2020-08-30) Added the related description of the engineer manual and so on. Issue 02 (2020-01-10) Updated the safety information. Issue 01 (2019-11-13) This issue is the first official release. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    3.1.2 Pipe Connection................................. 31 3.1.3 Material Preparations..............................32 3.1.3.1 Automatic Drainpipe..............................32 3.1.3.2 (Optional) Humidifier Water Inlet Pipe......................... 33 3.1.3.3 Chilled Water Inlet and Outlet Pipes........................34 3.1.3.4 Pipe Support..................................34 Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 3.12.4.4.2 Connecting the RS485 Monitoring Network Cable (Modbus-RTU Protocol)........71 3.12.5 Connecting the Water Sensor............................. 72 3.12.6 Connecting the T/H Sensor Outside the Cabinet....................73 3.12.7 (Optional) Installing a Differential Pressure Sensor................... 75 3.13 Checking After Installation..............................76 Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 7 6.4.8 Replacing the Water Inlet or Outlet Temperature Sensor................157 6.4.9 Replacing a rectifier............................... 158 6.4.10 Replacing the main control board.......................... 160 6.4.11 Replacing the Water Valve Actuator........................161 6.4.12 Replacing inlet solenoid valve..........................162 6.4.13 Replacing the LCD................................ 163 Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 8 7.2.6 How Can I Change the Smart Cooling Product IP Address on the WebUI?..........191 7.2.7 How Can I View Version Information?........................191 A Glycol Adding Requirements....................193 B Base Dimensions......................... 194 C Electrical Conceptual Diagram..................196 D Acronyms and Abbreviations................... 199 Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 9: 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 10 ● Keep irrelevant people away from the equipment. Only operators are allowed to access the equipment. ● Use insulated tools or tools with insulated handles, as shown in the following figure. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 11 If there is a probability of personal injury or equipment damage during operations on the equipment, immediately stop the operations, report the case to the supervisor, and take feasible protective measures. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: 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 13 24 hours before they are laid out. ● 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. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Installation Environment Requirements

    If any liquid is detected inside the equipment, immediately disconnect the power supply and contact the administrator. ● Do not expose the equipment to flammable or explosive gas or smoke. Do not perform any operation on the equipment in such environments. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 15: Mechanical Safety

    Personnel who fail to stop violations will be forbidden from working. 1.5 Mechanical Safety Hoisting Devices ● Do not walk under hoisted objects. ● Only trained and qualified personnel should perform hoisting operations. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 Ensure that the wider end of the ladder is at the bottom, or protective measures have been taken at the bottom to prevent the ladder from sliding. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 17 D ANGER When removing a heavy or unstable component from a cabinet, be aware of unstable or heavy objects on the cabinet. ● Be cautious to avoid injury when moving heavy objects. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Cooling System Safety

    ● When maintaining or replacing components, pay attention to high-pressure components (such as the compressor and refrigerant pipe) to prevent the refrigerant system from being cracked or exploded due to misoperations. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 19: Others

    The dealer can help you recycle devices in a safe and environment-friendly way. 1.7 Others Exercise caution when shutting down the smart cooling product. Doing so may cause equipment and room overheating, which will damage the equipment. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 20: Product Description

    This document introduces the following products. ● NetCol5000-C030H9HD0 ● NetCol5000-C030H90D0 ● NetCol5000-C030H9HE0 ● NetCol5000-C032H9HD0 ● NetCol5000-C065H9HD0 ● NetCol5000-C065H9HE0 ● NetCol5000-C065H90D0 Figure 2-1 shows the naming rule for the NetCol5000-C series products. Figure 2-1 Naming rule Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 21: Positioning

    10 kW per cabinet. This brings challenges of heat dissipation, energy saving, and environment protection to the current cooling system. Huawei has developed the in row cooling product for new-generation data centers. Huawei has developed the in row cooling product for new-generation data centers.
  • Page 22 O&M personnel perform quick maintenance, greatly simplifying O&M and reducing the troubleshooting time. ● Health management: Forecasts the life of key components and prompts for component replacement. The function allows operators to know the life span Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Component

    User Manual (2019) 2 Product Description status of core components so that they can formulate an O&M strategy in advance. 2.4 Component 2.4.1 Appearance and Components Appearance Figure 2-2 Appearance (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 24 (7) Chilled water (8) Water pan humidity sensor humidifier outlet pipe (9) Automatic drainpipe (10) Chilled water (11) Chilled water (12) Heat exchanger valve actuator inlet pipe Figure 2-4 Appearance (NetCol5000-C030/C032) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 The I-type finned-tube exchanger with a high cooling efficiency adopts the synergy field principle and computational fluid dynamics (CFD) to optimize the flow path design, which greatly improves the heat exchange efficiency. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Controller

    (not confirmed after the alarm generation) with the highest severity level. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 27 – Teleadjust: temperature and humidity setpoints – Teleindication: startup/shutdown states, overvoltage/undervoltage, return air overtemperature/undertemperature, return air overhumidity/ underhumidity, filter normal/blocked, and fan normal/faulty – Teleadjust: smart cooling product startup/shutdown Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 28 ● You can monitor, manage, and upgrade one or more smart cooling products using the remote management software provided by Huawei. ● At least 1500 historical alarms can be stored.

  • Page 29: Monitoring System

    The NetCol5000-C provides a high-heat-flux cooling solution that applies to high- density data centers or hot areas in common data centers. This section describes the application scenario for the NetCol5000-C. Figure 2-7 NetCol5000 in the contained cold aisle (1) NetCol5000-C Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Typical Application Scenarios(Netcol5000-C030/C032)

    It is used in class A environments in data centers. Figure 2-9 Figure 2-10 show the specific application scenarios. Figure 2-9 Positions of NetCol5000-Cs in a modular data center (1) Server (2) NetCol5000-C Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 31: Application Conditions

    (Optional) Humidifier water G 3/4inch port with G 3/4inch port with inlet pipe outer threads outer threads Automatic drainpipe BSPP 1/2inch port with BSPP 1/2inch port with inner threads inner threads Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 32 (RCCBs) that are not sensitive to the single-phase DC pulses and transient current pulses. Operating Specifications Table 2-4 Operating specifications Item NetCol5000-C065 NetCol5000-C030/C032 Operating ambient 4–55°C temperature Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Technical Specifications (Netcol5000-C065)

    220 V AC to 240 V AC 1 Ph 50/60 Hz, dual power supplies Tolerance Rated voltage –15% to +10%, rated frequency ±5 Hz Number of fans Cooling capacity (kW) 10000 Air volume (m Maximum operating current Maximum operating pressure (MPa) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 34: Technical Specifications (Netcol5000-C030/C032)

    Hz, dual power supplies 50/60 Hz, dual power supplies Tolerance Rated voltage –15% to +10%, Rated voltage –15% to rated frequency ±5 Hz +10%, rated frequency ±5 Number of fans Cooling capacity (kW) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 35: Performance Curves

    0 Pa. 2.10 Performance Curves Figure 2-11 Figure 2-12 show the cooling capacity derating coefficient curve in proportion to the altitude when the NetCol5000-C works under rated power and air flow. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 36 Cooling Capacity Curve in Proportion to the Glycol Solution Density The cooling capacity is obtained by multiplying the glycol solution density by the rated cooling capacity. Figure 2-12 Cooling capacity curve in proportion to the glycol solution density Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 37: Installation

    1000 mm maintenance space at the rear door as an example. ● Install the water inlet and outlet pipes to the predefined paths and reserve proper length for connecting water inlet and outlet pipes. Figure 3-1 Maintenance space Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 38: Tools

    Step ladder (2 m) ESD gloves PVC insulation Vacuum cleaner Steel wire brush tape Multimeter Claw hammer Level Hot melt device (used when water pipes are made of PPR or aluminum- plastic material) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 39: Pipe Connection

    3-2. NO TICE It is recommended that you close the inlet valve in the unit when there is chilled water circulation in the system and the unit is not in use. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • 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) Humidifier Water Inlet Pipe

    The object shown in the dotted line box is the water inlet pipe connector with outer screw threads delivered with smart cooling products. Other parts are not provided and need to be purchased. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 42: Chilled Water Inlet And Outlet Pipes

    26 mm (engineering purchase) 3.1.3.4 Pipe Support Supports for pipes and water pipes as shown in the figure. The actual appearance of the supports will be different based on onsite situations. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 43: Cables

    Optional networkin through cable, 10 m, MP8-II, g and CC4P0.5GY (S), MP8-II, FTP monitoring cable Fuse Slow Blow Fuse, 500 V, 3.15 A 2 PCS Standard configuration; delivered with the product Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 44 , Length 20 mm, delivered with the Insertion Depth 12 mm, Blue product Cable tie G200IUV (3.6 x 200), Anti- 15 PCS Standard Ultraviolet And Anti-Freeze, Black configuration; delivered with the product Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 45: Structural Specifications

    Figure 3-7 NetCol5000-C065 external structure Figure 3-8 NetCol5000-C030/C032 external structure (take NetCol5000-C030 as an example) (1) LCD (2) Door lock (3) Front door (4) Side panel (5) Rear door 3.1.4.2 Cabinet Holes Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 46 Figure 3-10 Top and bottom view of NetCol5000-C030/C032 (unit: mm) (1) Automatic drainpipe hole (2) Humidifier water inlet pipe hole (3) Equipotential PE cable hole (4) Chilled water outlet pipe hole Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Unpacking

    Inspect the cabinet exterior for signs of collision or scratches. If any damage is found, contact the shipping company immediately. 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, contact your local Huawei office immediately. ----End 3.3 Installation Process...

  • Page 48: Checking The Nitrogen Pressure

    You can open or close the exhaust valve using a flat-head screwdriver. Procedure Step 1 Open the door lock using a key, and open the cabinet rear door. Step 2 Unfasten the rotating baffle plates, and remove the air filters. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 49 Step 3 Take out the desiccant bag. Step 4 Press and hold the manual adjustment switch and manually turn the chilled water valve to the 100% state, as shown in Figure 3-14. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 50 If gas emits, the system is normal. Slowly open the exhaust valve to discharge nitrogen and close the valve when there is no airflow through the valve. ● If no gas emits out of the valve, contact Huawei technical support. Figure 3-15 Checking the nitrogen pressure (NetCol5000-C065) Issue 03 (2020-08-30)

  • Page 51: Removing The Pallet

    3.5.1 Removing the Pallet (NetCol5000-C065) Procedure Step 1 Remove the connecting kit that secures the cabinet to the pallet from the bottom of the two side panels of the cabinet, as shown in Figure 3-17. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Removing The Pallet (Netcol5000-C030/C032)

    For single cabinet packaging: Remove the connecting kit that secures the cabinet to the pallet from the bottom of the two side panels of the cabinet, as shown in Figure 3-18. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 53 Figure 3-19 Removing the connecting kits that secures the cabinet to the pallet (dual cabinet packaging) NO TICE Save the removed bolts for future use. Step 2 Remove the side plates. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 54: Leveling And Combining Cabinets

    Step 3 Four to six persons are required to move the cabinet to the installation position. Figure 3-21 Force-bearing position (1) Force-bearing beam Step 4 Install the side plates. ----End 3.6 Leveling and Combining Cabinets Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 55: Leveling And Combining Cabinets (Netcol5000-C065)

    2000 mm±2 mm. ● Do not remove the leveling feet. Otherwise, you need to rework them for use. Step 2 Combine cabinets, as shown in the following figure. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 56 NO TE Ensure that the vertical distance between each device top and the floor is 2000 mm (±2 mm) and that all device tops are on the same plane. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 57: Leveling And Combining Cabinets (Netcol5000-C030/C032)

    2000 mm±2 mm or 2200 mm±2 mm. ● Do not remove the leveling feet. Otherwise, you need to rework them for use. Step 2 Combine cabinets, as shown in the following figure. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 58: Securing The Netcol5000-C

    Prerequisites Secure the smart cooling product to the base. If there are no bases onsite, prepare one by referring to Figure B-1. Procedure Step 1 Secure the NetCol5000-C to the base. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 59: Securing The Device (Netcol5000-C030/C032)

    Step 1 Secure the NetCol5000-C to the base. NO TE There are rubber plugs in the fixing holes for a single cabinet packaging. Take out the rubber plugs and then secure it to the base. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Connecting Water Pipes

    Step 1 Remove the drainpipe plug. Step 2 Install a pipe adapter and seal it with sealant. Step 3 Connect the PPR water pipe using a heat gun and wrap the pipe with thermal insulation foam. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 61: Optional) Connecting The Humidifier Water Inlet Pipe

    A reducing valve must be installed if the inlet water pressure exceeds 0.7 MPa. ● Appliance is intended to be permanently connected to the water mains and not connected by a hose-set. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 62 Figure 3-31 Water inlet pipe (NetCol5000-C065) NO TE The other end is a reserved G 3/4 inch connector with inner screw threads. Connect the other end to a rigid pipe based on site requirements. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 63: Connecting The Chilled Water Inlet And Outlet Pipes

    Chilled water inlet and outlet pipes can be connected in two ways. Select one based on site requirements. 3.8.3.1 Connecting Seamless Steel Pipes Procedure Step 1 Open the rear door and remove the air filter. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 64 Step 7 After pipes are connected, seal the gaps between the knock-out holes and the pipes using sealant or foaming agent. Figure 3-33 Connecting the water inlet and outlet pipes (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Connecting Aluminum Plastic Pipes

    Step 6 After the aluminum plastic pipe and the straight male connector are connected, secure them to the aluminum plastic pipe with the installed sealing ring and nut. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 66: Optional) Performing A Leakage Test With Nitrogen

    ----End 3.9 (Optional) Performing a Leakage Test with Nitrogen Prerequisites You can decide whether a leakage test with nitrogen needs to be performed or not based on the site situation. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 67 Step 3 After 24 hours, if the pressure drop is less than 0.01 MPa, the pipes do not leak. Open the exhaust valve using a screwdriver, and close the valve when there is no airflow through the valve. Then you can perform the following operations. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 68: Injecting Water To Expel Gas

    Step 2 Open the main water inlet valve. Step 3 Gradually open the exhaust valve, as shown in Figure 3-15 Figure 3-16. Air and chilled water flow out of the exhaust hose together. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Optional) Leakage Test With Water

    ● When laying out cables, ensure that the power and signal cables are reliably separated and that the strong- and weak-current cables are bound separately. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 70: Connecting An Equipotential Pe Cable

    Connect the PE cable to the marked position in the upper part of the cabinet, and connect the cable to the external ground system. Figure 3-41 Connecting an equipotential PE cable (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 71: Connecting Power Cables

    Remove the four screws from the cover of the electric control box using an M5 screwdriver. Push the cover upward and take out the cover from the positioning pins. Pull the entire cover out of the cabinet. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 72 NetCol5000-C(030, 032, 065) In-row Chilled Water Smart Cooling Product User Manual (2019) 3 Installation Figure 3-43 Removing the cover of the electric control box (NetCol5000-C065) Figure 3-44 Removing the cover of the electric control box (NetCol5000-C030) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 73 Figure 3-45 Removing the cover of the electric control box (NetCol5000-C032) (1) Positioning pins (2) Positioning pin holes Step 3 Connect power cables. NO TICE Exercise caution while connecting cables. Prepare protective tools in advance. Figure 3-46 Connecting power cables (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: Teamwork Networking And Monitoring

    If the cable connections are secure, the connection is complete. Step 6 Reinstall the cover of the electric control box. ----End 3.12.4 Teamwork Networking and Monitoring 3.12.4.1 Main Control Board Ports Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 75: Signal Ports

    (used for connecting to the monitoring system) system) (7) USB (8) DP port (9) Run/Alarm indicator (10) DPT (used for connecting to the differential pressure sensor) (11) Power indicator 3.12.4.2 Signal Ports Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 76: Connecting The Teamwork Network Cable

    ● The smart cooling product supports two teamwork networking modes: FE teamwork networking and CAN teamwork networking (hand-in-hand). 3.12.4.3.1 Connecting the FE Teamwork Network Cable Procedure Step 1 (Optional) Make FE teamwork network cables by referring to Figure 3-50 required onsite. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 77 3-48, and connect the other end to the POE port on the smart ETH gateway, as shown in Figure 3-51 Figure 3-52. Figure 3-51 Connecting the FE teamwork network cable (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 78: Connecting The Can Teamwork Cable

    Step 2 Use a CAN teamwork cable to connect the CAN_OUT port on a smart cooling product to the CAN_IN port on the following smart cooling product, as shown in Figure 3-54. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 79: Connecting The Monitoring Network Cable

    RS485 port of the EMS. Procedure Step 1 Make the COM network cable by referring to Figure 3-55. Figure 3-55 Pin sequence of network cable Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 80: Connecting The Water Sensor

    Step 3 Secure the cable to the left post of the cabinet using cable ties. NO TICE Place the sheet metal of the water sensor upwards and its detection board downwards on the ground. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 81: Connecting The T/H Sensor Outside The Cabinet

    Step 1 Connect the T/H sensors outside the cabinet and the T/H sensors at the return air side in series. Figure 3-57 Figure 3-58 shows how to route the cables. Figure 3-57 Cables routed outside the cabinet (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 82 Cold Cold aisle 1 aisle temp/humid Cold aisle 2 temp/humid Cold aisle 3 temp/humid Cold aisle 4 temp/humid Cold aisle 5 temp/humid Hot aisle 1 aisle temp/humid Hot aisle 2 temp/humid Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 83: Optional) Installing A Differential Pressure Sensor

    Step 1 Secure the differential pressure sensor and the fasteners using M5 tapping screws, as shown in step 1 in Figure 3-59 Figure 3-60. Figure 3-59 Securing a differential pressure sensor (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 84: Checking After Installation

    Check that the pipe lines have completed pressure preservation and air tightness test. Check that the needle valve plugs and the nuts are tightened. Check that the cabinet is grounded. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 85 NetCol5000-C(030, 032, 065) In-row Chilled Water Smart Cooling Product User Manual (2019) 3 Installation Check that the power and signal cables are routed correctly and separately. Check that strong- and weak-current cables are bound separately. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Commissioning

    Preset Password Permission Description admin 000001 People can operate all menus. (administrator user) operator (common 000001 People can only view parameter user) settings and set a part of parameters in the menus. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 87 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 88 Specifies the Set the parameter time zone according to the actual displayed on the situation. ACC. Time Specifies the Set the parameter time displayed according to the actual on the ACC. situation. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 Cold aisle sensor 1– Cold aisle If a T/H sensor outside the Optional sensors can be cabinet is deployed in the Parts set to Enable or cold aisle, enable the T/H Disable. sensor. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 90 System Dual power supply Primary power Retain the default value. Settings setting first, or Primary power first can be set as required. Altitude Set the parameter according to the actual situation. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 Floor water Based on site, Retain the default value. overflow alarm set the device action action to Shutdow, Inactivity, Only indoor fan running, or Humidification stopped after the floor overflows. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 92 ● Supply air temperature: value under this 18–24°C recommended type are set, the ● Cold aisle temperature: device conducts 18–24°C recommended cooling or heating based ● Hot aisle temperature: on the settings. 26–35°C recommended Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 93: Home Screen

    Running, Alarms, and Settings. The controller main screen is shown in Figure 4-3. NO TICE User interfaces displayed in this document are for reference only. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 94 (silenced). After the buzzer is silenced, it does not buzz when an alarm is generated. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 95: Menu Structure

    Common Functions Indicates the component status, system parameters, and historical alarms of the smart cooling product. ● T/H Curve Indicates curves for recent (time optional) temperature and humidity changes. ● Teamwork Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 96: Initial Configuration

    This section describes how to enable Cold aisle sensor 1. Procedure Step 1 On the home screen, choose Settings > System Settings > T/H sensor. Figure 4-4 is displayed. Figure 4-4 Setting temperature and humidity values Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 97 Step 4 Go back to home screen, and tap Running > Device Details > T/H sensor to check that the cold aisle temperature and humidity are displayed and the values are reasonable. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 98: Optional) Setting The Pressure Difference Control

    Pa. When there are control. partial hot spots indoors, you are advised to raise the value to ensure that the air volume of the indoor fans is between 60%–70%. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 99: Optional) Setting Teamwork Control Parameters

    The parameters in this section are for reference only. Set actually parameter values as required. Procedure Step 1 On the home screen, tap > Teamwork Settings, to enter Teamwork Settings page, as shown in Figure 4-6. Figure 4-6 Teamwork settings Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 100 If the teamwork function is enabled, this device works in harmony with others that in the same group. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 101 Rotation Rotation days (1–30). 7 by default 7 day (s) period Rotation 24 hours in a day (0– 0 by default time 23). Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 102 If forced enable a forcible rotation is required, the rotation on the group function is set to Yes. before the specified rotation time. After a forced rotation, the accumulated time is recalculated. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 103 ● When the requirement control is Indoor fan unified control or Central load distribution, all smart cooling product fans in the Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 104 T/H sensor with cold aisle T/H in the group, is sensors. logically controlled by using the acquired value of the configured cold aisle T/H sensor. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 105 Indicates the device address. The minimum address is the master one and the rest are all slave ones. NOTE If the master one offline, the online device with the smallest address is selected to be the new master. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 106 After you have completed the settings, perform the following checks to confirm whether the teamwork control is available: Check whether the device number on the topology is the same as the actual device number. – If yes, go to 2. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 107: Setting Communications Parameters

    The EMS address communicates with the smart cooling product through this address, and the communication addresses of two smart cooling products connecting to the same EMS must be unique. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 108: Setting Communications Parameters (Modbus Tcp Protocol)

    In addition, the smart cooling product, as a client, can connect to a remote server and establish communication. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 109: Setting Communications Parameters (Snmp Protocol)

    Step 1 On the home screen, choose Settings > Comm Settings > SNMP Settings. Figure is displayed. Figure 4-8 Setting SNMP communications parameters Step 2 Set SNMP Version based on site requirements, and then tap Submit. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 110 MD5 and DES protocols are not secure. It is recommended that you set Auth Protocol to SHA, and set Prop Protocol to AES. The following operations use the recommended settings as an example. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 111 Set SHA Password and Confirm Password as planned, and tap , as shown in Figure 4-12. Figure 4-12 Setting an SHA password Set AES Password and Confirm Password as planned, and tap , as shown in Figure 4-13. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 112 Select the SNMP Version. If an SNMPv3 user is configured, it is recommended that SNMP Version be set to SNMPv3. If SNMP Version is set to SNMPv3, select an SNMPv3 user name, and then as shown in Figure 4-15. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 113: Correlation Relationship Of Parameters

    Supply air high temperature alarm threshold + 5°C ≤ Return air high temperature alarm threshold ● Supply air high temperature alarm threshold + 5°C ≤ Hot aisle high temperature alarm threshold Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 114 0~500Pa. Parameters of System Control ● Cooling start temperature demand > Cooling stop temperature demand ● Lower limit for dehumid start temperature demand > Lower limit for dehumid close temperature demand Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 115: Startup

    Upper limit for dehumid start temperature demand > Upper limit for dehumid close temperature demand 4.5 Startup NO TICE 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 116 NO TICE The Service Expert app can be downloaded from Huawei app store and runs on Android. User interfaces are for reference only. ● For offline boot, enter the barcode and the verification code on the mobile phone app.
  • Page 117 If startup verification fails (when you do not enter the password within 5 min or the password you enter is incorrect), the generated password will be invalid for the sake of security. The initial startup verification fails, you need to generate a new startup password. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 118 Service Export app will be changed to what you set on the LCD. Table 4-11 Parameter description Parameter Setting Method Site Select the site as required. Device Type Select the device type that needs to be connected. Select NetCol5000-C in this situation. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 119: Startup Wizard

    Wizard Startup. You can select to commission the smart cooling product or not. If you select to commission it at other times, choose Maint > Wizard Startup to start commissioning. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 120 Step 3 Tap Yes for check items one by one according to the prompt messages on the screen. Step 4 Tap Yes and enter the screen where you select commissioning items, as shown in Figure 4-26. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 121 If commissioning fails, startup wizard ends. Step 6 View the commissioning result. ● Figure 4-28 is displayed if component commissioning succeeds. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 122: Optional) Power-Off

    (available). Procedure Step 1 Tap Shutdown on the home screen. A warning is displayed, indicating whether to shut down the smart cooling product, as shown in Figure 4-30. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 123: Antifreeze Handling

    Step 1 Remove the plugs from the drainage needle valve 1 and 2 of the heat exchanger, to drain water naturally until no water flows out. Figure 4-31 the drainage needle valves of the heat exchanger (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 124: Checking After Commissioning

    The needle valve plug is secured (torque of 0.45±0.05 □ Passed □ Failed N•m), and valve bonnet is tightened. The foreign matter inside the water pan and bottom plate □ Passed □ Failed is cleaned up. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 125 The air filter is correctly installed according to the air flow □ Passed □ Failed direction on the frame. Check that the chilled water valve is closed. □ Passed □ Failed Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 126: Webui

    Step 4.4. Otherwise, you will fail to access the ECC800. Open the Internet Explorer and choose Tools > Internet Options. Click the Advanced tab and select Use TLS1.1 and Use TLS1.2. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 127 Step 5 Log in to the WebUI of the smart cooling product. Enter https://IP address (such as IP address https://192.168.0.10) in the address box of the browser, and then press Enter to enter the WebUI login page. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 128: Webui Introduction

    – An account is logged out due to timeout if no operation is performed within 10 minutes after system login. ----End 5.2 WebUI Introduction For data transmission security, the smart cooling product supports WebUI access through SSL. Figure 5-4 Home page Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 129 ● Query the version and e-labels. ● Query and export fault information. ● Manage users, for example, adding and deleting a user. ● Import and export configuration files to configure devices quickly. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 130: System Operation And Maintenance

    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 131: Routine Maintenance Item

    Monthly □Passed pan filter is clean and □Failed not blocked. Indoor temperature Secure the T/H sensors. Monthly □Passed and humidity (T/H) □Failed sensors are properly installed and do not drop off. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 132 Check whether the Replace the components or Semi- □Passed display panel, cables. annual □Failed humidity and temperature sensor or cables is aging on the surface. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 133: Alarm References

    2. Maintain or replace damaged. the temperature sensor. Supply air 1 2. The temperature temperature sensor is faulty. sensor fault Supply air 2 temperature sensor fault Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 134 7. Maintain or replace actual value. the chilled water valve. 6. The chilled water flow is insufficient, or the supply water temperature is high. 7. The chilled water valve is stuck or faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 135 Cold aisle 1 and humidity sensor humidity sensor. temp/humid is faulty. 4. Maintain or replace sensor 4. The the main control board. comm failed communications port of the main control board is faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 136 A018 Indoor fan 1 WARNI The accumulated Maintain or replace the exceed runtime of the fan fan, and clear the runtime exceeds the alarm accumulated runtime. alarm threshold. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 137 The accumulated Maintain or replace the exceed runtime of the wet wet film of the runtime film of the humidifier and clear the alarm humidifier exceeds accumulated runtime. the alarm threshold. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 138 2. The cables to the 2. Check the cables to remote shutdown the remote shutdown dry contact are dry contact. loose or damaged. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 139 7. Maintain or replace actual value. the chilled water valve. 6. The chilled water flow is insufficient, or the supply water temperature is high. 7. The chilled water valve is stuck or faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 140 7. Maintain or replace different from the the chilled water valve. actual value. 6. The air filters are blocked. 7. The chilled water valve is stuck or faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 141 7. Maintain or replace actual value. the chilled water valve. 6. The chilled water flow is insufficient, or the supply water temperature is high. 7. The chilled water valve is stuck or faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 142 PSU. are loose or 2. Maintain or replace damaged. the PSU. 2. The PSU is faulty. 3. Maintain or replace 3. The the main control board. communications port of the main Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 143 4. Check the cables to the low liquid level sensor, clear the obstacles, or replace the low liquid level sensor. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 144 7. Maintain or replace different from the the chilled water valve. actual value. 6. The air filters are blocked. 7. The chilled water valve is stuck or faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 145 7. Maintain or replace different from the the chilled water valve. actual value. 6. The air filters are blocked. 7. The chilled water valve is stuck or faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 146 3. The low humidity threshold. alarm threshold is 4. Calibrate or replace inappropriate. the temperature and 4. The value humidity sensors. detected by the temperature and humidity sensor is different from the actual value. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 147 2. The supply water 3. Calibrate or replace low temperature the supply water alarm threshold is temperature sensor. inappropriate. 3. The supply water temperature displayed is different from the actual temperature. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 148 1. Check that the cold pressure are poorly-sealed. and hot aisles are well- difference sealed. 2. The differential alarm pressure sensor is 2. Maintain or replace faulty. the differential pressure sensor. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 149 3. A slave unit is offline. 3. Check the teamwork cable connection and running status of the slave units. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 150 Cold aisle 3 temp/humid sensor fault Cold aisle 4 temp/humid sensor fault Cold aisle 5 temp/humid sensor fault Hot aisle 1 temp/humid sensor fault Hot aisle 2 temp/humid sensor fault Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 151 Power The power supply Check the power supply frequency frequency is below frequency, and ensure abnormal the lower threshold. that it is within the working range. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 152 3. Ensure that the 3. The installed certificate is corresponding within the validity certificate is not period. within the validity period. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 153: Troubleshooting

    2. Clear the fan air exhaust noises. exhaust vent. vent. 3. The fan is not securely 3. Fasten the fan screws. installed. 4. Replace the fan. For details. 4. The fan is faulty. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 154 3. The humidity and 3. If the fault persists after the temperature sensor is preceding operations, replace faulty. the humidity and temperature sensor. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 155: Parts Replacement

    ● Before removing cables from a faulty component, mark the cables with their corresponding ports numbers for later connection (confirm by referring to the electrical conceptual diagram). ● Ensure that the cables are connected to the spare component properly. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 156: Replacing The Air Filter

    Preparation: Maintain from the rear door. Procedure Step 1 Unlock and open the rear door. Step 2 Rotate the air filter clip and remove the filter. Figure 6-1 Removing an air filter (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 157: Replacing The Fan

    Recommended tools: protective gloves, Phillips screwdriver, diagonal pliers, cable Preparation: Maintain from the front door. Procedure Step 1 Choose Maint > Fan Maintenance on the home screen to locate the SN of the faulty fan, and tap Power Off. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 158: Replacing The Wet Film Humidifier

    Step 5 Choose Maint > Fan Maintenance on the home screen to locate the SN of the faulty fan, and tap Power On. Step 6 Tap Maint > Performance Maint on the home screen and clear the fan runtime. ----End 6.4.4 Replacing the Wet Film Humidifier Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 159 Step 2 Open the rear door, remove the air filter, and switch off general circuit breakers. Step 3 Use a Phillips screwdriver to remove the screws and sheet metal fasteners. Figure 6-5 Replacing a wet film humidifier (NetCol5000-C065) Figure 6-6 Replacing a wet film humidifier (NetCol5000-C030/C032) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 160: Replacing The Differential Pressure Switch

    Step 3 Remove the pressure inlet tube from the differential pressure switch, use a Phillips screwdriver to remove the four screws from the switch, and take out the switch. Step 4 Remove the screws from the differential pressure switch cover, and remove the cable. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 161 Step 8 Block 100% air volume at the return air side using a plastic foam board or baffle plate, and check whether the Air filter blocked alarm is generated. If so, the differential pressure switch works properly. Then exit the diagnostic mode. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 162: Replacing The T/H Sensor

    Step 2 Open the rear door and remove the air filter. Step 3 Remove the cable terminals from the T/H sensor. Step 4 Pull out the T/H sensor upwards. Figure 6-9 Removing a T/H sensor (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 163: Replacing The Supply Air Temperature Sensor

    Temperature sensors can be replaced with power-on. Recommended tools: diagonal pliers, cable tie, Phillips screwdriver Preparation: Maintain from the front door. Procedure Step 1 Tap Shutdown on the LCD home screen. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 164 Step 5 Secure the new supply air temperature sensor cable to the original position using cable ties, and fix the sensor probe using the R-shaped pipe clip. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 165: Replacing The Water Inlet Or Outlet Temperature Sensor

    Step 4 Use the needle-nose pliers to clip out the spring tongue fastening the water inlet or outlet temperature sensor, and remove the sensor probe. Figure 6-13 Position of water inlet or outlet temperature sensor (NetCol5000- C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 166: Replacing A Rectifier

    The rectifier needs to be replaced. ● A spare and functional rectifier is available. Context Preparation: Maintain from the rear door with power-off. Procedure Step 1 Tap Shutdown on the LCD home screen. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 167 Step 5 Remove the old rectifier, insert the new rectifier to the corresponding slot, and flip down the clip to lock the rectifier. Step 6 Install the air filter. Close and lock the rear door. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 168: Replacing The Main Control Board

    Step 3 Remove the cover of the electric control box. For details, see the Step Step 4 Remove the six screws from both sides of the main control board. Figure 6-17 Replacing the main control board (NetCol5000-C065) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 169: Replacing The Water Valve Actuator

    Recommended tools and materials: diagonal pliers, cable tie, small Phillips screwdriver, water valve actuator to be replaced. ● Preparation: Maintain from the rear door with power-off. Procedure Step 1 Tap Shutdown on the LCD home screen. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 170: Replacing Inlet Solenoid Valve

    Step 5 Open the rear door, installation the air filter, and turn on the switches. NO TICE The shaft of the new actuator must be installed in the same position where the old actuator shaft is installed. ----End 6.4.12 Replacing inlet solenoid valve Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 171: Replacing The Lcd

    6.4.13 Replacing the LCD Prerequisites ● The LCD needs to be replaced. ● A spare LCD is available, and its model or BOM number is the same as that of the faulty LCD. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 172 – The gasket is used to adjust the distance between the MDU and the door panel. – The gasket dimensions are 25 mm (L) x 12 mm (W) x 2 mm (H) and the center aperture is 6 mm. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 173 LCD. The main screen is displayed. The whole restoration takes about 60s to 90s. Step 3 (Optional) Import the configuration. If the web or ECC is not configured, skip its step. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 174 Log in to the WebUI of the smart cooling product as an administrator user. Choose Maintenance > Configuration, and choose the backup data. After (optional) tapping Configuration File Decryption Password, tap Upload to import the backup data from the computer. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 175: Faq

    30 days. Procedure Step 1 On the home screen, tap T/H Curve. Figure 7-1 is displayed. Figure 7-1 T/H curve screen Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 176: Querying Logs

    Step 1 On the home screen, choose Maint > Query Logs. Figure 7-2 is displayed. Figure 7-2 Query logs screen ----End 7.1.3 Querying Component Status Context You can query component status in the following two ways. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 177: Querying System Parameters

    T/H Sensor, as shown in Figure 7-4. Figure 7-4 T/H Sensor ----End 7.1.4 Querying System Parameters Procedure ● Choose Common Function > Operating Info on the home screen, the related screen is displayed. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 178: Querying Version Details

    7.1.5 Querying Version Details Procedure Step 1 On the home screen, select About. Step 2 On the About screen, tap Version Info or E-label. Figure 7-7 Figure 7-8 displayed. Figure 7-7 Version Info Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 179: How To View Teamwork Control Information

    T/H boards. ----End 7.1.6 How to View Teamwork Control Information Procedure Step 1 On the home screen, choose > . The teamwork control information is displayed, as shown in Figure 7-9. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 180: How To Silence The Buzzer

    Silencing the buzzer: After the buzzer is silenced, it does not buzz when a new alarm is generated. Procedure Step 1 Tap the icon in the status bar and tap Off to silence the buzzer. After the buzzer is silenced, the icon changes to ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 181: 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 7-11 Details Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 182: Deleting Historical Alarms

    To delete historical alarms, log in as the admin user. NO TICE Exercise caution when deleting all historical alarms. Because this operation may cause clearance of all historical alarms and affects device maintenance. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 183: Clearing The Runtime

    Performance value clearance can be performed only after component maintenance. Otherwise the component may run overtime and degrade performance. Procedure Step 1 On the home screen, choose Maint > Performance Maint. Figure 7-14 displayed. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 184: Calibrating A Sensor

    You can only modify the password of the current user. Procedure Step 1 On the home screen, choose Settings > User Settings to enter the User Settings screen, as shown in Figure 7-15. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 185 Step 2 Tap Password to enter the password changing screen, as shown in Figure 7-16. NO TE It is recommended that the password should contain at least two types of characters. Figure 7-16 Modifying the password ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 186: How To Set Alarm Parameters

    Be careful when configuring alarms. Only professional maintenance personnel can change alarm settings. Procedure Step 1 Choose Settings > Alarm Settings > T/H Sensor on the home screen. Figure 7-17 is displayed. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 187: How To Commission Single Component

    If you need to manually turn on or off system components in diagnostic mode, ensure that the smart cooling product is started before operation. ● Take commissioning the indoor fan as an example. Procedure Step 1 Choose Maint > Diagnostic Mode > Enter. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 188: Restoring Factory Settings

    All historical alarms are also cleared. Perform this operation with caution as it may affect other users. ● To ensure information security and prevent malicious password reset, you must keep the cabinet keys securely. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 189 After the system is restored to factory settings, the user password is also reset to the preset password, and must be promptly modified to ensure information security and normal system running. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 190: Which Parameters Are Restored To Default Values After Default Settings Are Operated

    64 GB. Format the non-FAT32 USB flash drives into FAT32 ones before using them. NO TICE Before using a USB flash drive, ensure that its data has been scanned by antivirus software and is secure. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 191 Click Finish. Figure 7-22 Screen showing that data export has succeeded Step 4 Click Maint > USB Operations > Remove USB to remove the USB flash drive in safe mode. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 192: How To Export And Import A Configuration File

    Step 4 Click Maint > USB Operations > Remove USB to remove the USB flash drive in safe mode. Step 5 Tap Maint > USB Operations > Import Config on the screen of smart cooling product 2, as shown in Figure 7-25. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 193 Figure 7-26. Figure 7-26 Confirming the file Step 7 After you tap Confirm and Next, Figure 7-27 Figure 7-28 are displayed. Figure 7-27 Data process 1 Figure 7-28 Data process 2 Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 194: How To Import A Certificate And A Key

    ● Before using a USB flash drive, ensure that its data has been scanned by antivirus software and is secure. Procedure Step 1 On the home page, choose Maint > USB Operations > Import Certificate, as shown in Figure 7-30. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 195: Webui Operations

    Operator has no rights for network security certification, Modbus, SNMP, software upgrade, and fault information. NO TE If the software version is V200R001C00 or earlier, SNMP and Modbus-TCP are not supported. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 196 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. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 197: How To Install A Network Security Certificate

    Click Submit in the Network Security Certificate area. ----End 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. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 198: How Can I Export Or Import A Configuration File

    Select the configuration file to be imported, and click Upload. ----End 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. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 199: How Can I Change The Smart Cooling Product Ip Address On The Webui

    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. Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 200 NetCol5000-C(030, 032, 065) In-row Chilled Water Smart Cooling Product User Manual (2019) 7 FAQ Step 3 Choose Maintenance > Version Information and view the version information, software version, and BSP version. ----End Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 201: A Glycol Adding Requirements

    –5°C to 0°C –10°C –10°C to –5°C –15°C –15°C to –10°C –20°C –20°C to –15°C –25°C –25°C to –20°C –30°C –30°C to –25°C –35°C –35°C to –30°C –40°C –40°C to –35°C –45°C Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 202: B Base Dimensions

    NetCol5000-C(030, 032, 065) In-row Chilled Water Smart Cooling Product User Manual (2019) B Base Dimensions Base Dimensions Figure B-1 Base Dimensions of NetCol5000-C065 (unit: mm) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.
  • Page 203 NetCol5000-C(030, 032, 065) In-row Chilled Water Smart Cooling Product User Manual (2019) B Base Dimensions Figure B-2 Base Dimensions of NetCol5000-C030/C032 (unit: mm) Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

  • Page 206: D Acronyms And Abbreviations

    D Acronyms and Abbreviations Acronyms and Abbreviations Controller Area Network Computational Fluid Dynamics Electronic Commutation fast Ethernet Negative Temperature Coefficient Proportional, Integral, and Derivative Power Supply Unit RCCB Residual Current Circuit Breaker Simple Configuration Issue 03 (2020-08-30) Copyright © Huawei Technologies Co., Ltd.

This manual is also suitable for:

Netcol5000-c030h9he0Netcol5000-c032h9hd0Netcol5000-c065h9hd0Netcol5000-c065h9he0Netcol5000-c065h90d0

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