Trouble Shooting
20
DS-I 1-3k UPS User Manual
20
Warn:
Bypass
voltage abnormal
Bypass voltage is out
of bypass range or is
off
Check if utility power is indeed out of
range.
24
Warn: Bypass over
load
Load is on bypass and
is overload
Remove some loads to ensure that
total loads is less than 95% of rated
capacity
26
Warn:
Bypass
overload timeout
Load is on bypass and
overload.
Overload
time is longer than the
overload capacity of
bypass.
UPS
will
shutdown output and
loads will loss power.
Remove some loads and restart
UPS again. When UPS is working
normally, turn on loads one by one.
30
Warn:
Transfer
times over limit in
1 hour
Transfer
times
between inverter and
bypass is over 5 in
recent 1 hour. UPS
works in bypass mode.
Check if output is overload or some
loads are shorted. Remove the
failure loads and restart the UPS or
wait
for
starting
inverter
automatically.
32
Warn:
output
shorted
Something shorted
Please remove all loads from UPS
output. Check if UPS output is
shorted. If not, please check all
loads.
34
Warn:
End
of
discharge
UPS works in battery
mode for long time
after utility failure. UPS
output will be off until
utility power is on.
Please save your data when UPS
alarm “utility fail”
38
Warn: Battery test
failure
Battery capacity is low
or load is low.
Please ensure that battery voltage is
higher than 36VDC and the load is
more than 30%.
47
Fault:
Rectifier
fault
Bus over voltage, bus
unbalance,
rectifier
starting failure, bus
under voltage, input
fuse is off
Please contact with distributer or
service center.
Содержание DS-I Series
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