Product manual

28
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 Fault 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