24
Fault Reference Code
Fault Code
Fault Event
Icon on
01
Fan is locked when inverter is off.
02
Over temperature
03
Battery voltage is too high
04
Battery voltage is too low
05
Output short circuited or over temperature is detected
by internal converter components.
06
Output voltage is too high.
07
Overload time out
08
Bus voltage is too high
09
Bus soft start failed
11
Main relay failed
51
Over current or surge
52
Bus voltage is too low
53
Inverter soft start failed
55
Over DC voltage in AC output
56
Battery connection is open
57
Current sensor failed
58
Output voltage is too low
Warning Indicator
Warning
Code
Warning Event
Audible Alarm
Icon flashing
01
Fan is locked when inverter is
on.
Beep three times every
second
03
Battery is over-charged
Beep once every second
04
Low battery
Beep once every second
07
Overload
Beep once every 0.5 second
10
Output power derating
Beep twice every 3 seconds
12
Battery voltage is too low to
be charged by PV charger.
Beep once every second
13
High loss on PV charger
voltage
Beep once every second
14
PV charger stops due to
overload.
Beep once every 0.5 second