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15-2. Fault Reference Codes
When a fault occurs, the icon
will flash as a reminder. See below for fault codes
for reference.
Situation
Solution
Fault
Code
Fault Event
Possible cause
01
Bus voltage over
Surge
1. Restart the inverter.
2. If the error message still
remains, please contact your
installer.
02
BUS voltage under
PV or battery
disconnect suddenly
1. Restart the inverter
2. If the error message still
remains, please contact your
installer.
03
BUS soft start time
out
Internal
components failed.
Please contact your installer.
04
INV soft start time
out
Internal
components failed.
Please contact your installer.
05
INV over current
Surge
1. Restart the inverter.
2. If the error message still
remains, please contact your
installer.
06
Over temperature
Internal
temperature is too
high.
1. Check the ambient
temperature and fans.
2. If the error message still
remains, please contact your
installer.
07
Relay fault
Internal
components failed.
Please contact your installer.
08
CT sensor fault
Internal
components failed.
Please contact your installer.
09
Solar input power
abnormal
1. Solar input driver
damaged.
2. Solar input power
is too much when
voltage is more
than 600V.
1. Please check if solar input
voltage is higher than 600V.
2. Please contact your installer.
11
Solar over current
Surge
1. Restart the inverter.
2. If the error message still
remains, please contact your
installer.