Table 4-5 Port description
Silk Screen
Description
PARALLEL
The PARALLEL port transmits parallel signals between racks.
BSC
The BSC port is used in a dual-bus system to synchronize
output frequencies and phases between UPS systems,
ensuring that two buses can switch with each other.
BSC cables are hot-swappable.
NO TE
No parallel cable is required for a single UPS.
Table 4-6 Indicator description
Indicator Color
Status
Description
NORMAL Green
Steady on
This ECM is the active ECM.
Blinking at 0.5
Hz
This ECM is the standby ECM and it is
ready.
Off
This ECM is not ready or the software
of this ECM is being upgraded.
Blinking at 4 Hz
The ECM software is being upgraded
or not configured.
ALM
Yellow
Steady on
The ECM has a minor alarm, but it
does not need to be replaced.
Off
The ECM has no minor alarm or the
software of the ECM is being
upgraded.
FAULT
Red
Steady on
The ECM has a critical alarm.
Off
The ECM has no critical alarm or the
software of the ECM is being
upgraded.
UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Module)
4 Component Description
Issue 02 (2021-04-22)
Copyright © Huawei Technologies Co., Ltd.
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