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NetCol5000-A(025, 035) In-row Air Cooled Smart Cooling Product User Manual (600 mm Width) Issue Date 2020-10-22 HUAWEI TECHNOLOGIES CO., LTD.
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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"...
About This Document Purpose This document applies to the following NetCol5000-A series in-row air cooled smart cooling product: ● NetCol5000-A035: NetCol5000-A035 in-row smart cooling product ● NetCol5000-A025: NetCol5000-A025 in-row smart cooling product ● NetCol5000-A: both of NetCol5000-A025 and NetCol5000-A035 This document describes the NetCol5000-A, an in-row air cooled smart cooling product, in terms of its product description, installation guide, commissioning, and operation and maintenance (O&M).
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.
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. ●...
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● You can use the remote control system purchased from Huawei to realize monitoring and managing one or more smart cooling products by Modbus protocol.
(RCCB) that is not sensitive to the single-phase DC pulse and transient current pulse. Note: If the requirements are not met, contact Huawei technical support for an optimized plan. Water Quality Requirements NO TICE If the inlet water contains large granules, install a water filtering device at the inlet port to prevent pipe blockage.
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● The condensate pump is mandatory for scenarios where pipes are routed from the top or if it is required by the customer. Table 2-9 Optional Parameters of NetCol5000-A035 Item NetCol5000-...
3.1.2.2 Refrigerant Oil The recommended refrigerant oil is Danfoss 160SZ. You can purchase it from Huawei, or purchase it by yourself after being confirmed by Huawei. NO TE If the low-temperature component is connected, additional refrigerant oil. If not, ignore the refrigerant oil.
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 3.3 Checking the Air Pressure Procedure Step 1 Open the rear door.
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Figure 3-10 exist. If they do not exist, contact Huawei technical support. If they exist, remove each valve bonnet and use it to press the valve plugs in turn. If air is exhausted, the system is working properly. If no air is exhausted, contact Huawei technical support.
To prevent misoperation, log in as Operator users first before modifying parameters. Obtain permission from Huawei before modifying any parameter that you are not allowed to modify, otherwise, Huawei will not be liable for any consequences of the modification. ●...
Step 2 If The e-label board is not connected or the e-label is incorrect. Please connect or replace the e-label board. is displayed, power off the system, reconnect or replace the E-label board, and then power on the system. Step 3 If the fault persists, contact Huawei technical support. ----End Issue 17 (2020-10-22)
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● If yes, continue with Step Step 4 Check whether cables are properly connected. ● If yes, contact Huawei technical support to replace the E-label identification board. ● If no, reconnect or replace cables and perform Step Step 5 Reconnect the power supply of the smart cooling product.
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.
After the injection is completed, tighten the needle valve bonnet, and check whether the needle valve leaks by applying soap bubbles to the valve vent or using a halogen leak detector. If the valve leaks, contact Huawei technical support. ----End 5.3 Commissioning Preparations...
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QF8 are on. Ensure that the crankcase heat tape has been preheated for over 12 hours before starting the compressor. Otherwise, the compressor will be damaged. Huawei will not be liable for any consequences.
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.
Number of active units 6.2.4 Monthly Maintenance Table 6-3 lists monthly maintenance items for the indoor unit. If parts replacement is required, contact Huawei technical support to obtain spare parts. Table 6-3 Monthly maintenance checklist Compon Item Troubleshooting Air filter The air filter surface is free of Replace the air filter.
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Compon Item (on the Basis of Troubleshooting Monthly Maintenance) Monitori Export smart cooling product Rectify the fault or contact Huawei logs, alarms, temperatures, technical support. humidity, the operating status of the compressor, fan, electric heater, electric humidifier, and water pump, and time from the monitoring system.
Calculate the total cooling capacity and total server load of running indoor units. 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. Table 6-5 Yearly maintenance checklist...
3. The humidifier controller is faulty. 3. Replace the humidifier controller. NO TE If the fault does not restore, contact Huawei technical support. 6.5 Parts Replacement After replacing any part, verify that the new part works properly. 6.5.1 Replacing Filters Prerequisites ●...
Step 8 Power on the device and tap Startup on the home screen. Ensure that the smart cooling product is running normally without any alarms. ----End 6.5.5 Replacing Compressor Drive Two compressor drives, named "Huawei" and "Danfoss", are shown in Figure 6-10. Figure 6-10 Compressor drives 6.5.5.1 Replacing a Huawei Compressor Drive...
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● In Figure B-1, the pipes in real line are installed by Huawei before delivery; the pipes in dotted line are to be routed onsite by technical personnel. ● The pipe fittings provided by Huawei include the oil trap (component 6) and inverted trap (component 8).