Huawei NetCol8000-A045D Quick Manual
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Huawei NetCol8000-A045D Quick Manual

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NetCol8000-A(045, 055, 060, 090, 120) In-room
Air Cooled Smart Cooling Product
Quick Guide
Issue: 05
Part Number: 31500BLY
Date: 2021-10-20
HUAWEI TECHNOLOGIES CO., LTD.
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Summary of Contents for Huawei NetCol8000-A045D

  • Page 1 NetCol8000-A(045, 055, 060, 090, 120) In-room Air Cooled Smart Cooling Product Quick Guide Issue: 05 Part Number: 31500BLY Date: 2021-10-20 HUAWEI TECHNOLOGIES CO., LTD.

  • Page 2: Product Overview

    • Before installing the device, read the user manual carefully to get familiar with product information and safety precautions. Huawei will not be liable for any consequence caused by failure to follow the storage, transportation, installation, and operation regulations specified in this document and the user manual.

  • Page 3: Onsite Preparation

    Water-cooled module Onsite Preparation Item Description Type This type of materials is delivered Standard material with the unit and can be obtained Materials in the packing list from the fittings bag. Customers can purchase this type Refrigerant, refrigerant oil, pipe Auxiliary material of materials from the supplier or component, power cable, and...
  • Page 4 L ≤ 60 m: Gas pipe: outer diameter: 7/8 inch (22.22 mm); wall thickness: 1.2 mm; operating pressure: > 4.5 MPa Liquid pipe: outer diameter: 5/8 inch (15.88 mm); wall thickness: 1.0 mm; operating pressure: > 4.5 MPa Refrigerant 60 m < L ≤ 100 m: pipes Gas pipe: outer diameter: 1 inch (25.4 mm);...
  • Page 5 Refrigerant R410A Do not use unqualified refrigerant. Huawei will not be liable for any equipment damage caused by unqualified refrigerant. You can verify the refrigerant authenticity in the following ways: 1. Dial the refrigerant manufacturer's hotline to confirm the refrigerant manufacturer authenticity.

  • Page 6: Installing The Indoor Unit

    Oil Trap and Inverted Trap (Unit: mm) 7/8 inch oil trap 1 inch oil trap 1 inch gas pipe 7/8 inch gas pipe 3/4 inch liquid 5/8 inch liquid inverted trap inverted trap pipe inverted trap pipe inverted trap Installing the Indoor Unit 1.
  • Page 7 NetCol8000-A060/120 Downflow NetCol8000-A060 Upflow Low-pressure needle valve Low-pressure needle valve Liquid pipe Exhaust needle valve pipe needle valve Exhaust pipe needle Liquid pipe valve needle valve Removing the Pallet Removing Compressor Fasteners Securing to the Floor or Base...

  • Page 8: Installing The Outdoor Unit

    Lowering a Fan (Applicable to Downflow Units) 1. Remove the six screws 2. Rotate the fan upward by 30 degrees, and and then the beam. pull the rotating shaft of the fan to the outermost side. 3. Slowly rotate the fan by 90 degrees and ensure that the rotating shaft of the fan is on the outermost side.
  • Page 9 Installation Scenarios Horizontal Installation Unit: mm NetCol500-A110 NetCol500-A060 Vertical Installation Unit: mm • Make sure that no blockage is above the outdoor unit. • When installing an outdoor unit vertically, do not place a low temperature component at the air exhaust vent. Keep the low temperature NetCol500-A80 component 600–2000 mm...
  • Page 10 Checking Whether the Nitrogen Is Discharged at the Needle Valves of the Outdoor Unit NetCol500-A060/A080/A120 NetCol500-A110 Horizontal Installation (Choose Either Horizontal or Vertical Installation) NetCol500-A060/A080/A120 a. Remove the corner fittings. b. Install the four legs. The strength level of the concrete platforms must be equal to or greater than C20.
  • Page 11 c. Secure the legs to the concrete platforms. Unit: mm Concrete platform dimensions (unit: mm) Block Block Center Center Model Block Width (W1) Depth Height Distance Distance (D2) (D1) (W2) NetCol500-A060 W1 ≥ 250 D1 ≥ 250 150–250 1064 NetCol500-A080 W1 ≥...
  • Page 12 Concrete platform dimensions (unit: mm) Center Block Block Center Model Block Width (W1) Distance Depth (D1) Height (H) Distance (D2) (W2) NetCol500-A110 W1 ≥ 250 D1 ≥ 250 150–250 1035 1076 Vertical Installation (Choose Either Horizontal or Vertical Installation) NetCol500-A060/A080/A120 The strength level of the concrete platforms must be equal to or greater than C20.
  • Page 13 Interface dimensions (unit: mm) Model NetCol500-A060 (52273539, 52273539-005) 1287 1257 1037 1126 NetCol500-A060 (52273539-006) 1290 1260 1066 NetCol500-A080 2117 2087 1742 1830 NetCol500-A120 2259 2229 1217 2100...
  • Page 14 Installing a Water-Cooled Module Installation Requirements Installation Requirements Unit: mm Checking for Air Pressure at Needle Valves Needle valve on the refrigerant side Needle valve on the cooling water side Installing a Water-Cooled Module Installation environment: enclosed indoor environment in which the temperature and humidity can be controlled within the ranges of 4°C to 45°C and 5% RH to 90% RH respectively.

  • Page 15: Connecting Refrigerant Pipes

    Connecting Refrigerant Pipes Laying Engineering Pipes • When the outdoor unit is installed horizontally, the outdoor unit and the low temperature component must be at the same horizontal plane. When the outdoor unit is installed vertically, the outdoor unit must not be lower than the low temperature component, and the height difference cannot exceed 1.5 m.
  • Page 16 (1) Inverted U-shaped traps (2) Oil traps (3) Tilted gas pipe (4) Tilted liquid pipe Outdoor unit placed horizontally Outdoor unit placed vertically NetCol500-A110 If the outdoor unit is higher than the indoor unit, add a reverse U-shaped trap at the liquid pipe. The inverted U-shaped trap must be at least 1 m higher than the bottom of the outdoor unit.
  • Page 17 • When routing pipes, ensure that the pipes are level and straight. The positive height difference cannot exceed 30 m, the negative height difference cannot exceed 8 m, and the total pipe length cannot exceed 100 m. • The metal support should not be in direct contact with copper pipes. The gradient of horizontal pipes should meet the design requirements.
  • Page 18 Welding the Indoor Unit Ports NetCol8000-A045/A055/A090 NetCol8000-A045 Downflow-Bottom Piping Upflow-Bottom Piping NetCol8000-A060/A120 NetCol8000-A060 Downflow-Bottom Piping Upflow-Bottom Piping (1) Gas pipe (2) Liquid pipe...
  • Page 19 NetCol8000-A045/A055/A090 NetCol8000-A045 Downflow-Side Piping Upflow-Side Piping NetCol8000-A060/A120 NetCol8000-A060 Downflow-Side Piping Upflow-Side Piping (1) Gas pipe (2) Liquid pipe...
  • Page 20 Nitrogen at the Outdoor Unit Needle Valves Exhausting Do not remove the needle valve plugs in case of loss or damage. NetCol500-A110 NetCol500-A060/A080/A120 Water-Cooled Module Welding the Outdoor Unit Ports Thermal Thermal insulation foam insulation foam 5/8 inch liquid pipe 5/8 inch liquid pipe 7/8 inch gas pipe 7/8 inch gas pipe...

  • Page 21: Connecting Water Pipes

    (Optional) Welding a Low Temperature Component (1) To indoor (2) To indoor unit unit liquid pipe gas pipe (3) To outdoor (4) To outdoor unit unit gas pipe liquid pipe • When the outdoor unit is side- installed, the gas pipe is in the upper part, and the liquid pipe is in the lower part.
  • Page 22 Connecting a Drainpipe Connection method (1) Connector with (4) Pagoda connector internal screw threads (2) Adapter (5) Hose clamp (3) Rigid pipe (6) Hose The drainpipe from the unit to the condensate branch pipe must have gradients (> 1: 100). Significant upward trend and stagnant water is not allowed along the pipe.

  • Page 23: Installing Cables

    Connecting Water Inlet and Outlet Pipes to the Water-Cooled Module Steel Pipe Connection (1) Reserved port (2) Steel pipe (1) Needle valve on the refrigerant side (2) Needle valve on the Installing Cables cooling water side 1. Power cables and signal cables should be routed according to the requirements for routing electrical and extra-low voltage (ELV) cables and in compliance with the cable routing plan.
  • Page 24 Connecting the Indoor Unit Power Cable NetCol8000-A045/A055/A090 Downflow NetCol8000-A045 Upflow...
  • Page 25 NetCol8000-A060/A120 Downflow QFI QF2 NetCol8000-A060 Upflow QFI QF2...
  • Page 26 Connecting the Outdoor Unit Power Cable 1. Outdoor units of different models have different electric control box layouts but the same port silk screen. Ensure that cable labels are consistent with corresponding terminal labels when connecting cables. 2. The following figure shows the cable routing of NetCol8000-A045 and NetCol8000- A060.
  • Page 27 Connecting the Power Cable to a Water-Cooled Module (Optional) Connecting the Signal Cable Between Outdoor and Indoor Units Connecting the Signal Cable to an Air-Cooled Outdoor Unit (A) Core wire (B) Insulation layer (C) Shield layer (D) Jacket • The figure uses the NetCol8000-A045 as an example.
  • Page 28 Connecting the Signal Cable to a Water-Cooled Module (A) Core wire (B) Insulation layer (C) Shield layer (D) Jacket (Optional) Connecting a Micro Differential Pressure Sensor 1. Secure the differential pressure sensor inside the cabinet using two M3 screws. 2. Connect the longer PU hose to the port without the Lo (-) silk screen under the differential pressure sensor, and route the hose through the top of the cabinet to the supply air pipe plenum chamber.
  • Page 29 NetCol8000-A045/A055/A090 Downflow NetCol8000-A045 Upflow NetCol8000-A060 Upflow NetCol8000-A060/A120 Downflow...
  • Page 30 (Optional) Connecting the Low Temperature Component Cables Low temperature component power cable from the outdoor unit to the indoor unit Low temperature component power cable to the outdoor unit The figure shows the cable routing of NetCol8000-A045. Also connect L/N to another outdoor unit if NetCol8000- A090 or NetCol8000-A120 is configured.
  • Page 31 2. Set the DIP switches on the T/H sensors. DIP Switch ID Name Address Cold aisle 1 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 temp/humid Hot aisle 2 temp/humid Hot aisle 3 temp/humid Hot aisle 4 temp/humid Hot aisle 5 temp/humid...
  • Page 32 1. Prepare network cables. COM/FE Port FE_1 and CAN_IN and RS485/12V Pin Color CAN_OUT Port FE_2 Monitoring) White-and- RS485 T+ (+) RS485 HT+ FE TX+ FE TX+ orange Orange RS485 T– (–) RS485 HT– FE TX– FE TX– White-and- FE RX+ FE RX+ green Blue...
  • Page 33 CAN Teamwork + FE Monitoring Networking Teamwork Monitoring Protocol Modbus-TCP/SNMP Customers can purchase Huawei's switch and NetEco as the monitoring system. FE Teamwork + FE Monitoring Networking Teamwork Monitoring Protocol MAC_CAN Modbus-TCP/SNMP Customers can purchase Huawei's switch and NetEco as the monitoring system.
  • Page 34 FE Teamwork + RS485 Monitoring Networking Teamwork Monitoring Protocol MAC_CAN Modbus-RTU Connect the COM/FE port on the main control module of the last smart cooling product in each group to the RS485 port on the host. 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.
  • Page 35 8.10 (Optional) Installing the Cap (Applicable to Upflow Units) • It takes two persons to install the cap using a 2 m step ladder. • Before installing the cap, attach the thermal insulation foam in the accessories to the top beam of the smart cooling product, and ensure that the reserved holes in the thermal insulation foam are aligned with the holes in the beam.
  • Page 36 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. If the vessel has a siphon, put it upside up when charging in refrigerant.
  • Page 37 Refrigerant Charge Amount (L) (L is total one- way pipe length)(kg) Indoor Unit Outdoor Unit 0 m < L 10 m < L ≤ 60 m 60 m < L ≤ 100 m ≤ 10 m NetCol500-A060/ 9.4 + (L – 10) x 9.4 + (L –...
  • Page 38 Refrigerant Charge Amount (L) (L is total one- way pipe length)(kg) Outdoor Unit Outdoor Unit 0 m < L 10 m < L ≤ 60 m 60 m < L ≤ 100 m ≤ 10 m NetCol8000- A055D including 43 + (L – 10) x a low NetCol500-A080 43 + (L –...
  • Page 39 Scenario Without a Low Temperature Component (NetCol8000-A045/A055/A090 Downflow) • The pressure gauge on the left is a low-pressure gauge, and the one on the right is a high-pressure gauge. • The needle valve specification is 7/16-20UNF. Low-pressure needle valve Vacuum pump 1.
  • Page 40 Scenario with a Low Temperature Component (NetCol8000-A045/A055/A090 Downflow) 1. Leak checking Low-pressure needle valve Vacuum 2. Vacuuming pump 3. Precharging refrigerant Reducing valve Refrigerant cylinder Electronic scale Exhaust pipe needle valve Liquid pipe needle valve Nitrogen cylinder Scenario with a Low Temperature Component (NetCol8000-A060/A120 Downflow) 1.
  • Page 41 Scenario Without a Low Temperature Component (NetCol8000-A045 Upflow) Vacuum 1. Leak checking pump 2. Vacuuming 3. Precharging refrigerant Low-pressure needle valve Reducing valve Refrigerant cylinder Electronic scale Nitrogen cylinder Exhaust pipe needle valve Scenario Without a Low Temperature Component (NetCol8000-A060 Upflow) 1.
  • Page 42 Scenario with a Low Temperature Component (NetCol8000-A060 Upflow) 1. Leak checking 2. Vacuuming 3. Precharging refrigerant Reducing valve Low-pressure needle valve Refrigerant cylinder Electronic Vacuum scale pump Nitrogen cylinder Exhaust pipe Low-pressure needle valve needle valve Scenario with a Low Temperature Component (NetCol8000-A045 Upflow) Vacuum pump 1.
  • Page 43 Commissioning 10.1 Power-On • Download the Service Expert app from HUAWEI AppGallery. The app can only run on Android currently. You must apply for the permission to use the app after downloading it. • Ensure that no combustion-supporting materials (air or additives) enter the air conditioning system during commissioning.
  • Page 44 10.2 Startup Process 2. Wizard startup flowchart 1. First startup flowchart Start Start Tap Start on the home screen. Precautions & check items After tapping Yes, check the barcode and Select commissioning items the verification code shown on the screen. Commissi Fail oning...
  • Page 45 10.3 Configuring Initial Parameters 1. Set the control mode based on the actual configuration of T/H sensors. 2. If a differential pressure switch is configured, set Indoor fan control type to Pressure diff ctrl. 10.4 (Optional) Teamwork Settings The table uses 8 smart cooling products in CAN teamwork as an example. Item Number of Enable...

  • Page 46: (Optional) Power-Off

    (Optional) Power-Off 1. On the home screen, tap Shutdown. 2. Turn off the main switches of the indoor unit and outdoor unit. 3. (Optional) If the smart cooling product needs to be powered off for maintenance or for a long time, switch off its circuit breaker on the PDF.
  • Page 47 Huawei Technologies Co., Ltd. Huawei Industrial Base, Bantian, Longgang Shenzhen 518129 People's Republic of China www.huawei.com...

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