Huawei UPS2000-G-3KRTS - Page 15

14
Ala
rm
ID
Ala
rm
Cau
se
ID
Alarm
Name
Alar
m
Seve
rity
Alarm
Clear
Mode
Trigger
Condition
Impact on the
System
Repair Proposal
42 17
Internal
fault
Critic
al
This
alarm
must
be
manu
ally
cleare
d.
The bus
voltage is
higher than
450 V.
If this alarm is
generated during
the running of the
UPS, the UPS
transfers to bypass
mode.
• Possible
cause: The
mains has
experienced a
transient high
voltage.
Measure:
Rectify the
fault and
restart the
UPS.
• Possible
cause: The
output
supplies
power to
special loads
such as the
inductive and
rectification
loads.
Measure:
Check that the
load types are
supported by
the UPS.
• Possible
cause: The
hardware is
damaged.
Measure:
Contact the
dealer or
Huawei
technical
support.
For more information, refer to the channels provided on the following page.