Koyoe KY-EST06KH, User Manual

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10. Decommissioning
10.1. Decommissioning 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 sources. Lethal voltages
or damage to the inverter will follow if otherwise.
10.1.1. Disconnecting the Inverter
1. Disconnect the AC circuit breaker and secure against reconnection.
2. Rotate DC switch to
“OFF” position and the disconnect all of the PV string inputs.
3. Disconnect the EPS circuit.
4. Disconnect the circuit between the battery and the inverter (turn off the BMS or DC switch in
main circuit).
5. Wait at least 10 minutes until the capacitors inside the inverter completely discharged.
6. Remove the DC connector (PV and Battery).
7. Remove the AC connector and EPS connector.
8. Install the MC4 waterproof plugs and AC waterproof cover.
10.1.2. Dismantling the Inverter
Be careful!
Risk of burn injuries and electric shock!
Do not touch any inner live parts until at least 10 minutes after
disconnecting the inverter from the utility grid and the PV input.
1. Refer to “7 Electrical Connection” for the inverter disconnection of all cables in reverse steps.
2. Dismantle the in
verter referring to “6.2 Installing the Inverter” in reverse steps.
3. If necessary, remove the wall-mounting bracket from the wall.
4. If the inverter will be reinstalled in the future, please refer to “5.3 Inverter Storage” for a proper
conservation.