Trouble Shooting In Else Cases - PowerWalker VFI 10000TCP 3/1 Manual

Inv Under Voltage
Alarm code:33
Inv Softstart Fail
Alarm code:34
Negative Power Fault
Alarm code:E1
Cable male and female
Loss fault
Alarm code:E2
Backfeeder
Alarm code:93

7.3 Trouble Shooting In Else Cases

Problem
No indication, no
warning tone even
though system is
connected to mains
power supply
BYPASS LED light up
even though the power
supply is available
BATTERY LED lights up,
and audible alarm
sounding every 1 beep
in every 4 seconds
UPS internal fault
UPS internal fault
The load is pure
inductive and
capacitive
The parallel cable
is disconnected
UPS internal fault
Possible cause
No input voltage
Inverter not switched
on
Input voltage and/or
frequency are out of
tolerance
54
Consult dealer.
Consult dealer.
Remove some non-critical loads.
Bypass supplies the load first, ensure
there is no overload, then turn on UPS.
Check the parallel cable.
Don't touch any terminal of the
equipments which connect one utility
power with the UPS even you cut off the
utility power. Please Consult dealer.
Remedy
Check the building wiring and input
cable.
Check if the input breaker is closed.
Press On-Switch "I" to turn on UPS.
Check input power source.
Check the building wiring and input
cable.
Check if the input breaker is closed.