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Operation Method
Flash
Flash
Upgrading software
Checking Parameters
Real-time Power
Pac=xxxxW
Real-time output power
Calculate Energy
Information
Etotal=xxxxkwh
Total energy feedback to grid
Output Voltage
Vac=xxx.xV
Output voltage
Output Frequency
Freq.= xx.xHz
Output frequency
Output Current
Iac=xx.xA
Output Current
PV Input Voltage
Vpv= xxxV
PV input voltage
PV Input Current
Idc= xxx A
PV input current
Fault Information
Isolation Fault
Isolation Fault
Grounding fault or surge voltage
protection failure
Leakage Detecting
Ground I Fault
Leakage current over rating
Grid Fault
Fault OVR
AC Over voltage rating
Fault UVR
AC Under voltage rating
Fault OFR
AC Over frequency rating
Fault UFR
AC Under frequency rating
No Utility
No Utility
No Utility
Fan Fault
Fan Fault
Fan locked or circuit fault
PV Over Voltage
PV Over Voltage
PV voltage
≥
Max.DC voltage
Consistent Fault
Consistent Faul
t
CPU or other circuitry failure
Relay Failure
Relay Failure
Relay is failure between grid and
inverters
DC INJ High
DC INJ High
DC injection in AC output over rated
value.
EEPROM Failure
EEPROM Failure
EEPROM’s failure
SCI Failure
SCI Failure
MCU internal communication failure
High DC Bus
High DC Bus
DC bus voltage is higher than the set