Power Optimiser Troubleshooting - SolarEdge SE5000H-AU Installation Manual

Power Optimiser Troubleshooting

Problem
Pairing failed
String voltage is 0V
String voltage not 0V but lower than
number of optimisers
EV Charging Single Phase Inverter MAN-01-00629-1.2
Chapter 7: Errors and Troubleshooting
Possible Cause and Troubleshooting
Power optimisers are shaded.
If you connected the inverter to the monitoring
platform, retry pairing remotely (during
sunlight). Make sure to leave the inverter
ON/OFF/P switch ON and that S_OK appears in
the status screen.
Power optimiser (s) output is disconnected.
Connect all power optimiser outputs.
Power optimiser(s) not connected in the string.
Connect all power optimisers.
Panel(s) not connected properly to power
optimiser inputs (not applicable to smart panels).
Connect the panels to the optimiser inputs.
String reverse polarity.
Check string polarity using a voltmeter and
correct if needed.
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