Huawei UPS5000-H User Manual page 44

UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Modules)
Table 4-5 Port description
Silk Screen
PARALLEL
BSC
Table 4-6 Indicator description
Indicator
NORMAL
ALM
FAULT
Issue 03 (2021-08-03)
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.
Colo Status
r
Gree Steady on
n
Blinking
at 0.5 Hz
Off
Blinking
at 4 Hz
Yello Steady on
w
Off
Red Steady on
Off
Copyright © Huawei Technologies Co., Ltd.
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.
4 Component Description
36