Huawei NetCol5000-A025 User Manual page 7

NetCol5000-A025 In-row Air Cooled Smart Cooling
Product
User Manual (300 mm Width) Contents
3.1.5 Installation Layout Principles........................................................................................................................................ 40
3.2 Unpacking................................................................................................................................................................................42
3.3 Checking Nitrogen Pressure.............................................................................................................................................. 43
3.4 Removing the Cabinet Sheet Metal Fasteners............................................................................................................44
3.5 Installing the Cabinet Transport Tool............................................................................................................................. 45
3.6 Removing the Transport Fasteners................................................................................................................................. 48
3.7 Installation Flowchart..........................................................................................................................................................51
3.8 Installing the Indoor Unit................................................................................................................................................... 51
3.8.1 Preparing Knock-out Holes............................................................................................................................................ 51
3.8.2 Leveling Feet....................................................................................................................................................................... 53
3.8.3 (Optional) Installing the Enclosure Frame............................................................................................................... 53
3.8.4 Combining Cabinets..........................................................................................................................................................54
3.8.5 Securing the Indoor Unit................................................................................................................................................ 55
3.8.6 Installing Anchor Baffle Plates...................................................................................................................................... 58
3.9 Exhausting Nitrogen............................................................................................................................................................ 59
3.10 Connecting Pipes................................................................................................................................................................ 60
3.10.1 Connecting Refrigerant Pipes......................................................................................................................................60
3.10.2 Connecting Drainpipes.................................................................................................................................................. 64
3.10.3 (Optional) Connecting the Humidifier Water Inlet Pipe................................................................................... 67
3.10.3.1 (Optional) Connect the Water Inlet Pipe to the Electrode Humidifier..................................................... 67
3.10.3.2 (Optional) Connect the Water Inlet Pipe to the Wet Film Humidifier..................................................... 69
3.10.4 Leakage Test with Nitrogen........................................................................................................................................ 71
3.11 Connecting Cables.............................................................................................................................................................. 73
3.11.1 Port for Connecting the Power Cable...................................................................................................................... 73
3.11.2 Connecting the Indoor Unit Power Cable............................................................................................................... 74
3.11.3 Connecting the Outdoor Unit Power Cable........................................................................................................... 78
3.11.4 Connecting Signal Cables............................................................................................................................................. 79
3.11.4.1 Preparations Before Cable Connections............................................................................................................... 79
3.11.4.2 Connecting the Outdoor Unit On/Off Signal Cable........................................................................................ 82
3.11.4.3 Connecting the Water Sensor Cable..................................................................................................................... 83
3.11.5 Teamwork Networking and Monitoring................................................................................................................. 83
3.11.5.1 Main Control Module................................................................................................................................................. 84
3.11.5.2 Teamwork Network.................................................................................................................................................... 85
3.11.5.2.1 CAN teamwork networking.................................................................................................................................. 85
3.11.5.2.2 FE teamwork networking...................................................................................................................................... 88
3.11.5.3 Monitoring and organizing network..................................................................................................................... 89
3.11.5.3.1 Northbound RS485 Monitoring........................................................................................................................... 89
3.11.5.3.2 FE Monitoring Network......................................................................................................................................... 91
3.11.6 Connecting T/H Sensors Outside Cabinets.............................................................................................................92
3.12 Verification After Installation......................................................................................................................................... 95
4 Power-On Commissioning................................................................................................... 98
4.1 Vacuumization and Refrigerant Precharging.............................................................................................................. 98
Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd. vi