Huawei UPSJZ-T Series - Page 63

Alarm ID Cause ID Name Severity Clearance
Mode
Trigger
Condition
Impact
on the
System
Solution
42 17 Internal
fault
Critical This
alarm
needs to
be
manually
cleared.
The bus
voltage
exceeds
450 V.
If this
alarm is
generated
when the
UPS is
running,
the UPS
transfers
to bypass
mode.
● Possibl
e
cause:
The
mains
experie
nces
transie
nt high
voltage
.
Measu
re:
Rectify
the
fault
and
restart
the
UPS.
● Possibl
e
cause:
The
output
carries
special
loads
such as
the
inducti
ve or
rectic
ation
loads.
Measu
re:
Check
that
the
load
type is
suppor
ted by
the
UPS.
UPSJZ-T-(1 kVA–3 kVA)
User Manual 4 Control Panel
2022-08-15 58