When the inverter error 200, please follow the steps:
6.9.3 Operation step
6.9.3.1 Turn the DC & AC Isolator to position "OFF".
Wait for the display to go out.
6.9.3.2 Perform troubleshooting on the PV system:
Check all PV strings for the correct open-circuit voltage.
6.9.3.3 After the fault is rectified, restart the inverter:
Turn the DC & AC Disconnect to position "ON".
6.10 Earth Fault Alarm
The inverter complies with AS/NZS 5033.When the Earth fault occurs,the Red
LED will light up.The buzzer in the inverter will keep ringing unless the fault condition is cleared(
This function is only avilable for Australia and New Zealand).