UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
Copyright © Huawei Technologies Co., Ltd.
Alarm ID
(Alarm
ID-Cause
ID)
The configured rack
address conflicts
with another one.
Check the rack address setting.
The load is
excessive.
The rack
capacity setting
is not
appropriate.
Check the load and remove
some loads or expand the UPS
power capacity if the UPS is
overloaded.
Check that the configured rack
capacity meets requirements.
I2C communication
with the dry contact
board MUE05A
fails.
Replace the dry contact board
MUE05A.
I2C communication
with the dry contact
board MUE06A
fails.
Replace the dry contact board
MUE06A.
The UPS is working
in battery mode.
The running status is displayed.
See details about how to handle
other alarms.
The running status is displayed.
See details about how to handle
other alarms.
The running status is displayed.
See details about how to handle
other alarms.
PDC bypass input
breaker open
The bypass input
circuit breaker on
the PDC is OFF.
The running status is displayed.
No further measures are required.
The output circuit
breaker on the PDC
is OFF.
1. Check that all UPS output
circuit breakers are ON.
2. On the LCD, check that PDC
output breaker open alarm
has disappeared. If the alarm
persists, tap the Clear Fault
button to clear the alarm.
PDC Maint. breaker
closed
The maintenance
circuit breaker on
the PDC is ON.
The running status is displayed.
No further measures are required.
The mains input
circuit breaker is
OFF.
The running status is displayed.
No further measures are required.