4.1.2 Air Conditioner................................................................................................................................................................. 107
4.1.3 ATS....................................................................................................................................................................................... 109
4.1.4 AC/DC Power Distribution............................................................................................................................................110
4.1.5 Rectier...............................................................................................................................................................................110
4.1.6 SMU..................................................................................................................................................................................... 111
4.1.7 Parameters on the SMU............................................................................................................................................... 112
4.1.8 Inverter............................................................................................................................................................................... 113
4.1.9 Inverter Module I23002G1........................................................................................................................................... 114
4.1.10 Cables............................................................................................................................................................................... 114
4.1.11 Routine Maintenance for ESMs............................................................................................................................... 115
4.2 Identifying Component Faults........................................................................................................................................116
4.2.1 Identifying SMU Faults..................................................................................................................................................116
4.2.2 Identifying Rectier Faults........................................................................................................................................... 116
4.2.3 Identifying Circuit Breaker Faults.............................................................................................................................. 117
4.2.4 Locating AC Input Module Faults..............................................................................................................................117
4.2.5 ESM Troubleshooting..................................................................................................................................................... 117
4.3 Replacing Components..................................................................................................................................................... 118
4.3.1 Replacing an SMU02C................................................................................................................................................... 118
4.3.2 Replacing a UIM05B1.................................................................................................................................................... 119
4.3.3 Replacing a R4875G5/R4850G5................................................................................................................................. 120
4.3.4 Replacing an S4875G1.................................................................................................................................................. 121
4.3.5 Replacing an M48500N1.............................................................................................................................................. 123
4.3.6 Replacing a BCU-1203A................................................................................................................................................ 124
4.3.7 Replacing a BC-1206A................................................................................................................................................... 125
4.3.8 Replacing a CIM02C....................................................................................................................................................... 126
4.3.9 Replacing a NIM01C3.................................................................................................................................................... 127
4.3.10 Replacing a DG Expansion Module GIM01C....................................................................................................... 129
4.3.11 Replacing an Inverter ETP23006-C1A1................................................................................................................. 129
4.3.12 Replacing an Inverter Module I23002G1..............................................................................................................131
4.3.13 Replacing an ATS Main Control Box...................................................................................................................... 132
4.3.14 Replacing an ACDB380-63-2B..................................................................................................................................134
4.3.15 Replacing a PDU2000-16-1PH-7............................................................................................................................. 135
4.3.16 Replacing an ACDB220-63-12B............................................................................................................................... 136
4.3.17 Replacing an ACDB220-40-1B..................................................................................................................................137
4.3.18 Replacing an ESM......................................................................................................................................................... 139
4.3.19 Replacing an Air Conditioner PC3000D-2............................................................................................................ 141
4.3.20 Replacing an Air Conditioner PC1500D-1............................................................................................................ 144
4.3.21 Replacing an HAU03D-01..........................................................................................................................................146
4.3.22 Replacing an Electronic Lock.................................................................................................................................... 147
4.3.23 Replacing a Smoke Sensor........................................................................................................................................ 150
4.3.24 Replacing a Digital Temperature and Humidity Sensor.................................................................................. 152
4.3.25 Replacing a Water Sensor..........................................................................................................................................152
iSitePower Integrated Smart Site (ICC1000-A1-E1)
User Manual Contents
Issue 04 (2022-10-15) Copyright © Huawei Technologies Co., Ltd. vi
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