Huawei UPS5000-E Series User Manual page 37

UPS5000-E-(50 kVA-125 kVA)
User Manual (Integrated UPS 3.0)
Figure 2-14 ECM
Table 2-2 Ports on the ECM
Silk Screen
PARALLEL
BSC
Table 2-3 Indicator description
Indicator
NORMAL
ALM
FAULT
Issue 09 (2019-12-20)
Description
The PARALLEL port transmits parallel signals.
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.
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.
Description
This ECM is the active ECM.
This ECM is the standby ECM and it is
ready.
This ECM is not ready or the CPLD of
this ECM is being upgraded.
The DSP of the ECM 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 DSP
of the ECM is being upgraded.
The ECM has a critical alarm.
The ECM has no critical alarm or the DSP
of the ECM is being upgraded.
2 Overview
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