Growatt 10000UE - Safety; Grounding the PV generator; Safety Standards Compliance

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Display On LCD Record Code Detailed content
Warning
e.g. LCD Shows “Warning 100” 100 Malfunction with the fan
103 Fail to read EEPROM
104 Firmware version unmatched
105 Fail to write EEPROM
Error (Inverter Fault)
e.g. LCD shows “Error 101” 101
Communication error, COM board(Slave
CPU) doesn't receive from control
board(Main CPU) over 10 seconds
107 Sampling difference is big
117 Relay fault , Relay check fails 6 times
121 Communication error, control board doesn't
receive data from COM (communication)
board over 5 seconds.
122 Bus voltage is too high
104 Model error
119 GFCI module check fails
Fault (System Fault)
Auto Test Failed / Auto test didn’t pass.
PV Isolation Low 125 PV input insulation impedance too low
PV Voltage High 128 PV voltage is over 1000V
Residual I High 126 Leakage current too high
Output High DCI 127 Output DC current too high
AC V Outrange 129 Grid voltage is out of range
AC F Outrange 130 Grid frequency is out of range
Table 1.1.1 Fault and warning summary