Troubleshooting for EV-SB
BI_InvCommFlt
CAN Communication Fault between BI and Inverter
• Check the communication cable between BI and inverter
•
BI_EPO Emergently switched off or Emergency stop activated
BI_ManualOverride
BI_GridRlyFlt
Grid Relay Fault
•
BI manual switch activatted
Faults
Diagnosis and solution
BI_PrllRlyFlt
Parallel Relay Fault
•
BI_AutoTxRlyFlt
Transformer Relay Fault
•
BI_AmbTempHigh
BI_AmbTempLow BI Ambient Temperature Low
BI Ambient Temperature High
BI_OverTempFlt
Parallel Relay Fault
•
BI_AutoTxRlyFlt
Autotransformer Temperature High
• Check if two-phase imbalance is high in off-grid or ambient
temperature is high
•
Faults
Diagnosis and solution
BI_PhsImblHigh
Two-phas with Load Imbalance High in Off-grid
• Decrease the imbalance of two-phase with load in off-grid
BI_EEpromFlt
Internal EEPROM Read/Write Fault
•
BI_IntMeterFlt
BI_GenOverLoad Generator Overload Fault
Internal Meter Fault
•
BI_GenRlyFlt
Generator Relay Fault
•
BI_VoltImbalanceFlt
Output Voltage Imbalance High in Off-grid
• Decrease the imbalance of two-phase with load in off-grid
Troubleshooting
Troubleshooting
114
BI_485CommFlt
BI_OverTempFlt
RS485 Communication Fault between BI and Inverter
• Check the RS485 communication cable between BI and Inverter
•
BI_InvEngyLow
Transformer Temperature High or Transformer with Load Imbalance
in Off-grid
• Check if the imbalance is over high in off-grid
•
BI_GridLost Grid Lost Detected
Battery Energy Low in Off-grid Detected
BI_GridVolHigh Grid Voltage High Detected
BI_GridVolLow Grid Voltage Low Detected
BI_GridFreHigh
BI_GridFreLow Grid Frequency Low Detected
Grid Frequency High Detected
BI_GenLost No Generator Detected
BI_GenVolHigh Generator Voltage High Detected
115
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
Please contact Panasonic Technical Support
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