PV Energy Storage Inverter PSSi
（
3600-6000W
）
#580VK
Series
User Manual
6Maintenance and Troubleshooting
69
Fault
type
Check item
Fault description
Solution
connected
PV1 over-voltage
PV1 software
current exceed allow
value
Check the PV1 voltage. If it exceeds
585Vdc, reduce the number of PV modules.
PV1 hardware
over-current
PV1 hardware
current exceed allow
value
1.Try to lower PV power
。
2. Restart the inverter to see if the fault still
exists. If it still exists, contact customer
service.
PV2 reverse
connected
PV2 input reversed
Check whether PV2 wiring is reversed.
PV2 over-voltage
PV2 software
current exceed allow
value
Check the PV2 voltage to see if it is
exceeds 585V, if exceed, reduce the PV
array quantity.
PV2hardwareover
-current
PV2 hardware
current exceed allow
value
1.Try to lower PV power
。
2.Restart the inverter to see if the fault still
exists. If it still exists, contact customer
service.
MPPT
Over-temperature
\
1.Try to lower the ambient temperature.
2.Make sure that the inverter is installed
according to the manual and there is no
shelter around the inverter.
3.After the inverter is powered off and
waiting for 30 minutes, then restart it. If the
fault still exists, contact service.
Alarm4
Battery
over-voltageprote
ction
The voltage
exceedsequalizedcha
rge and floating
charge 20v
Check whether the actual battery voltage
exceeds the battery charging cut-off voltage
by more than 20v.
Battery
Voltage lower than
Check whether the actual battery voltage is
