FoxESS H3-12.0-E - 11.2 Troubleshooting and Routine Maintenance

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RDSP Smpl Fault

The slave sample detection circuit is failed.

• Disconnect PV, grid and battery, then reconnect.

• Or seek help from us, if not go back to normal state.

ARM EEPROM Fault

The manager eeprom is fault.

• Disconnect PV, grid and battery, then reconnect.

• Or seek help from us, if not go back to normal state.

Meter Lost Fault

The communication between meter and inverter is interrupted.

• Check if the communication cable between meter and inverter is correctly and

well connected.

BMS Lost

The communication between BMS and inverter is interrupted.

• Check if the communication cable between BMS and inverter is correctly and

well connected.

Bms Ext Fault

The communication between BMS and inverter is interrupted.

• Check if the communication cable between BMS and inverter is correctly and

well connected.

Bms Int Fault

DIP switch at the wrong position;

The communication between battery packs is interrupted.

• Move the DIP switch to the correct position;

• Check if the communication cable between battery packs is correctly and well

connected.

Bms Volt High

Battery over voltage.