8 Disconnecting, Dismantling And Disposing Of The Inverter; Disconnecting The Inverter - Sungrow SG2KTL-S User Manual

8 Disconnecting, Dismantling and
Disposing of the Inverter

8.1 Disconnecting the Inverter

For maintenance or other service work, the inverter must be switched off.
Proceed as follows to disconnect the inverter from the AC and DC power source.
Lethal voltages or damages to the inverter will follow if otherwise.
Disconnect the external AC circuit breaker and prevent it from reconnecting.
Step 1
Rotate DC switch to the "OFF" position and then turn off the upstream DC
Step 2
circuit break or pull off the MC4 terminal.
Please strictly follow the sequence of the above procedures. Inverter will
not work normally if otherwise.
Wait about ten minutes until the capacitors inside the inverter are
Step 3
discharged.
Measure to confirm that the inverter AC output at the AC circuit breaker is
Step 4
voltage free.
Pull AC connector out of the inverter.
Step 5
Release the locking part of DC connectors by pressing on the ribbing of the
Step 6
locking hooks with nipper pliers and pull it outwards.
For further disconnection and conductor reconnection instruction,
please visit the webpage of device manufacturer.
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