Huawei NetCol5000-A035 Quick Manual
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Huawei NetCol5000-A035 Quick Manual

In-row air cooled smart cooling product
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NetCol5000-A035 In-row Air Cooled
Smart Cooling Product
Quick Guide
Issue: 08
Date: 2019-01-15
1
Overview
Indoor Unit
Power
Airflow
Pipe routing
Standard Dimensions (H x W x D)
Net weight
Optional components
Outdoor Unit
Power
Airflow
Net weight
Dimensions
Optional components
NetCol500-A036
380–480 V AC 3 Ph 50/60 Hz
3
12000 m
/h
NetCol500-A0365C: 130 kg
NetCol500-A0365S: 147 kg
D = 1094 mm, W1 = 1370 mm, W2 = 1220
mm, H1 = 1160 mm, H2 = 714 mm
Low temperature component
NetCol5000-A 35 kW
380–480 V AC 3 Ph 50/60 Hz
3
6800 m
/h
Overhead or underfloor piping
2000 mm x 600 mm x 1100 mm
350 kg
Electric heater, humidifier, condensate pump
(1) Manual water drain
button
(3) Sight glass
(5) Dryer filter
(7) Self-drainpipe
(9) Condensate pump
drainpipe
(11) Oil glass
(13) Humidifier
(15) Fan
(17) Compressor drive
NetCol500-A072
380–480 V AC 3 Ph 50/60 Hz
26000 m
185 kg
D = 1094 mm, W1 = 2200 mm,
W2 = 2050 mm, H1 = 1100 mm,
H2 = 654 mm
Sunshade
1
Copyright © Huawei Technologies Co., Ltd. 2019. All rights reserved.
(2) Electric control box
(4) Compressor
(6) Refrigerant liquid
pipe
(8) Refrigerant gas
pipe
(10) Condensate
pump
(12) Thermostatic
expansion valve
(14) Evaporator
(16) Electric heater
3
/h

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Summary of Contents for Huawei NetCol5000-A035

  • Page 1 D = 1094 mm, W1 = 2200 mm, mm, H1 = 1160 mm, H2 = 714 mm W2 = 2050 mm, H1 = 1100 mm, H2 = 654 mm Optional components Low temperature component Sunshade Copyright © Huawei Technologies Co., Ltd. 2019. All rights reserved.

  • Page 2: Preparing Materials

    NetCol500-A036 NetCol500-A072 Preparing Materials Materials Cable ties, OT terminals, cord end terminals, voltage jumpers, water sensor and their Configured components, teamwork cable, hose clamps, pipe accessories, expansion bolts, and with the a humidity and temperature (T/H) sensor. Equipment Refrigera Pipe components (including copper pipes, thermal insulation nt pipeline foam, oil traps, and inverted traps) and pipe supports.
  • Page 3 Refrigerant R410A Do not use inferior refrigerant. Otherwise, Huawei has no responsibility for the damage caused by the inferior refrigerant. You are suggested to use R410A from the brand of Dupont, Daikin, Honeywell, or the same quality refrigerant, and follow these suggestions to choose a high-quality refrigerant: 1.

  • Page 4: Pipe Support

    Cable (1) Indoor unit power cable (2) Outdoor unit power cable 5x2.5 mm 4x6 mm Total cable diameter: Total cable diameter: 16.8–18.0 mm 13.0–15.0 mm If you use a five-core power cable for indoor unit, do not install the neutral wire. Instead, cut off it and properly wrap PVC insulation tape around the cutting place.

  • Page 5: Installing The Indoor Unit

    Installing the Indoor Unit 1. Read the related user manual or instructions before installing the NetCol5000-A. 2. The unit in this document is a fully configured NetCol5000-A. If some components are not configured, skip the corresponding steps. 3. You are recommended to use tools that are fully insulated when installing devices. 4.
  • Page 6 4. Secure the top sealing plate of the 5. Install the hinges and connecting plates on the enclosure frame to the enclosure frame corresponding positions on the enclosure frame. using four M5 tapping screws. 6. Install the power cable for the display screen. Connect the ground cable under the front door to the enclosure.
  • Page 7 Securing the Indoor Unit Scenario 1: Non-rack Installation This method applies to non-rack installation. Adjusting the feet Adjusting the cabinet Scenario 2: Rack Installation 1. Preparing a rack This method applies to rack installation. 4-M12x80 assembly screw mounting hole Unit: mm Shock absorbing bar 4-M12x60 expansion screw...

  • Page 8: Installing The Outdoor Unit

    1. You are advised to use angle steel, square steel or channel steel. Width of 60 mm and thickness of 4 mm to 5 mm are recommended. 2. When D (width of angle steel) is more than 60 mm, it is interfering with the cable routing holes. Cut out the part on the angle steel to avoid interfering.
  • Page 9 Scenario 1: Horizontal Installation 1. Top View of the Installation Space The distance from the low-temperature component to the outdoor unit can not exceed 2 m. unit: mm 2. Concrete Base Dimensions (Unit: mm) 3. Dimensions of the Concrete Base and Securing Low-temperature Component M12x60 (4 PCS) 45 N•m...
  • Page 10 4. Procedure for Horizontal Installation a. Remove the straight flanges. b. Install the four legs. M6x16 (24 PCS) 3 N•m c. Secure the legs on the concrete base. Scenario 2: Vertical Installation 1. Top View of the Installation Space (Unit: mm) 2.
  • Page 11 Scenario 3: Installing outdoor unit with a rack Unit: mm NetCol500-A036 NetCol500-A072 For the procedure for installing outdoor unit with a rack, see the outdoor unit user manual. Welding Refrigerant Pipes Indoor and Outdoor Connection Diagrams 1. When outdoor unit is installed horizontally, the outdoor unit and the low-temperature component must be at the same height.

  • Page 12: Exhausting Nitrogen

    Top pipe routing (1) Inverted traps (2) Oil traps (3) Tilted gas pipe (4) Tilted liquid pipe 1. When welding pipes, ensure that the pipes are dry. You are recommended to weld the pipes between the indoor and outdoor units, then connect the two ends of the pipe to the indoor unit and outdoor unit. 2.
  • Page 13 Welding the Indoor Unit Top pipe routing Bottom pipe routing Thermal insulation foam Thermal insulation Liquid Gas pipe foam pipe Liquid pipe Gas pipe (Optional) Connecting Low Welding the Outdoor Unit Temperature Component Pipes (Applied to NetCol500-A036) • When the outdoor is installed vertically, gas pipe should be connected to the top To outdoor unit liquid pipe port and liquid pipe should be connected...

  • Page 14: Connecting Water Pipes

    (Optional) Installing the Sunshade (Applied to NetCol500-A072) Connecting Water Pipes Configuration Pipes to Be Connected Remarks Humidifier water inlet pipe, Condensate pump, heater, 1. Optional: If there are raised floors condensate pump drainpipe, and humidifier or racks, connect the self-drainpipe. and self-drainpipe (optional) Otherwise, you are not required to Condensate pump.

  • Page 15: Connecting Cables

    Connecting Humidifier Water Inlet Pipe and Condensate Pump Drainpipe Either method 1 and method 2 can be adopted. Top pipe routing 1. When routing pipes from the top, do not route the pipe over servers. If Humidifier unavoidable, take preventive measures water inlet pipe to protect servers from water.
  • Page 16 Connecting the Outdoor Unit On/Off Signal Cable and Power Cable (1) Hole for routing Terminal 2 cables to the T/H Terminal 1 sensor (2) Hole for routing signal cables Outdoor unit on/off (3) Hole for routing signal cable power cables and ground cable Water sensor Outdoor unit...
  • Page 17 (Optional) Connecting Teamwork Network Cables and Hose Cables Method 1 (recommended) 1. If teamwork control is unavailable, you do not need to connect teamwork network cables. 2. If teamwork control is available, connect devices in series according to the figure. 3.

  • Page 18: Verifying The Installation

    (Optional) Connecting Monitoring Cable from FE Port Connecting the T/H Sensor Outside the Cabinet DIP Switch ID Addr Name T/H 1 at the ON OFF OFF OFF OFF OFF return air vent T/H 1 at the ON ON OFF ON OFF OFF cold aisle T/H 2 at the OFF OFF ON ON OFF OFF...
  • Page 19 One-way pipe length = Straight pipe equivalent length + Length of straight pipes between indoor and outdoor units. The one-way pipe length should be 60 m at most. If the actual length exceeds 60 m, contact Huawei technical support. Refrigerant Charge of NetCol5000-A035...
  • Page 20 3. Put the refrigerant steel vessel upside down on an electric balance. Clear the reading on the balance. 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 21 Without configuring low-temperature component 1. Leak Checking 2. Vacuuming 3. Precharging Refrigerant Configuring low-temperature component 1. Leak Checking...
  • Page 22 2. Charging in Refrigerant Oil Pump gas from the discharge pipe and liquid pipe needle valves to from a negative pressure in the pipes to pump the refrigerant oil in. 3. Vacuuming 4. Precharging Refrigerant...

  • Page 23: Basic Settings

    Power-On Power-On 11.1 1. Subsequently switch on main control board power circuit breaker QF8 and general circuit breaker QF1. 2. Measure the controller loop voltage by using a voltmeter. Ensure that the control voltage is within the range of 24 V AC (tolerance ±10%). Basic Settings 11.2 For initial power-on, the system enters the quick setting screen.
  • Page 24 (Optional) Operation Guide for Teamwork Connection 11.4 Using four smart cooling products in teamwork as an example: Items Commu Teamw Teamwo nication rk CAN netwo addres resistor rking address enable …… …… …… …… 1. Communications address: The communications addresses of smart cooling products controlled by one element management system (EMS) must be different.
  • Page 25 12 hours before starting the compressor. Otherwise, the compressor will be damaged. Huawei will not be liable for any consequences. When the total load of servers, relative to a single smart cooling product, is less than 10 kW, high humidity may occur.
  • Page 26 6. Adjust the humidifier and condensate pump. a. After the humidifier is started, the water supply solenoid valve leads to a higher liquid level in the humidifier. Make sure that water supply is smooth and the water pipe is free from leakage.

  • Page 27: Routine Maintenance

    Component Monthly Maintenance Item Troubleshooting Air filter The air filter surface is free of accumulated Replace the air filter. Huawei recommends replacing the dust, damage, and deformation. air filter once every six months. Compressor The compressor generates no abnormal Slightly shake the compressor and touch the four noises, such as metal friction noise.

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