29
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
50
PFC over current
51
OP over current
52
Bus voltage is too low
53
Inverter soft start failed
55
Over DC voltage in AC output
56
Battery is not connected
57
Current sensor failed
58
Output voltage is too low
59
PV voltage is over limitation
Warning Indicator
Warning
Code
Warning Event
Audible Alarm
Icon flashing
01
Fan is locked when inverter is on. Beep three times every second
02
Over temperature
None
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
32
Communication interrupted
None
Battery equalization
None
Battery is not connected
None
