Huawei UPS5000-H-400 kVA User Manual page 41

UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Module)
Table 4-5 Port description
Silk Screen
PARALLEL
BSC
Table 4-6 Indicator description
Indicator
NORMAL
ALM
FAULT
Issue 02 (2021-04-22)
Description
The PARALLEL port transmits parallel signals between racks.
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.
Color Status
Green Steady on
Blinking at 0.5
Hz
Off
Blinking at 4 Hz
Yellow Steady on
Off
Red Steady on
Off
Copyright © Huawei Technologies Co., Ltd.
4 Component Description
Description
This ECM is the active ECM.
This ECM is the standby ECM and it is
ready.
This ECM is not ready or the software
of this ECM is being upgraded.
The ECM software is being upgraded
or not configured.
The ECM has a minor alarm, but it
does not need to be replaced.
The ECM has no minor alarm or the
software of the ECM is being
upgraded.
The ECM has a critical alarm.
The ECM has no critical alarm or the
software of the ECM is being
upgraded.
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