Ups5000-E Alarms - Huawei IDS1000-A Maintenance Manual

IDS1000-A Air-Cooled Container Data Center
All-in-One Maintenance Guide

4.20 UPS5000-E Alarms

Fault
Category
UPS5000-
E alarms
Issue 01 (2016-01-10)
Alarm Symptom
Severity
Major The rectifier cannot
work, and the bus
voltage is not
boosted.
Major The buzzer buzzes,
the Fault indicator is
on, the inverter is
faulty, and the UPS
transfers to bypass
mode.
Major When the mains is
normal, the UPS
works in bypass
mode and does not
transfer to inverter
mode.
For other UPS5000-E alarms, see documents delivered with the product.
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Possible Troubleshooting
Cause
The mains Check whether the
voltage exceeds mains voltage exceeds
the upper the thresholds. If yes,
threshold 278 V contact the electric
power company.
or is less than
the lower
threshold 80 V.
PFC Contact Huawei
soft-startup technical support.
fails.
The power
module is
faulty.
Output Reduce loads or
overload or troubleshoot the
short-circuit short-circuited load.
exists.
The Install more air
UPS5000-E conditioners or
inverter ventilation devices to
temperature ensure normal
exceeds the temperatures inside the
upper equipment room.
threshold.
The power Contact Huawei
technical support.
module is
faulty.
The UPS is set Set the UPS working
to ECO mode. mode correctly.
The number of Reset the bypass
bypass transfer transfer times on the
times reaches LCD.
the upper
threshold.
4 Alarms and Faults
63