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UPS5000-H-(400 kVA-800 kVA)
User Manual (100 kVA Power Module)
●
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Figure 2-19 Appearance
No.
Silk Screen
1
BSC
2
PARALLEL
3
NORMAL
4
ALM
5
FAULT
Issue 07 (2023-03-20)
The control module consists of one active ECM and one standby ECM.
Hot-swappable, 1 U high.
Name
Color
BSC port
-
Parallel
-
port
Running
Green
indicator
Alarm
Yellow
indicator
Fault
Red
indicator
Copyright © Huawei Digital Power Technologies Co., Ltd.
Description
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.
The PARALLEL port transmits parallel signals
between racks.
● Steady on: The ECM is the active ECM.
● Blinking at intervals of 2s (on for 1s and then
off for 1s): The ECM is the standby ECM and
is ready.
● Blinking at intervals of 0.25s (on for 0.125s
and off for 0.125s): The ECM software is
being upgraded or is not configured.
● Off: The ECM is not ready or the software of
the ECM is being upgraded.
● 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.
● Steady on: The ECM has a critical alarm.
● Off: The ECM has no critical alarm or the
software of the ECM is being upgraded.
2 Product Overview
43
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