Code Display Meaning
51 Output overcurrent
52 Bus undervoltage
53 UPS soft-start failure
55 DC overvoltage in AC output
57 Current sensor fault
58 Output undervoltage
60 Load backfeed
71 Inconsistent parallel versions
72 Parallel current equalization
fault
73 Inconsistent parallel output
voltage settings
80 Parallel CAN communication
fault
81 Parallel host signal lost
82 Parallel synchronization signal
lost
83 Inconsistent parallel battery
voltage detection
84 Inconsistent parallel mains
detection
87 EPO triggered
UPS2000-G-6KRTLL
User Manual 4 Control Panel
Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 60
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