SMA SC 500CP XT - Manual (Page 53)

5. Open the measurement and disconnect terminals.
6. Ensure that no voltage is present.
7. Cover or isolate any adjacent live components.
5.3 Reconnecting the Inverter
5.3.1 Reconnecting the Supply Voltage and External Voltages
1. Close the measurement and disconnect terminals.
2. Switch on the motor-protective circuit-breakers of the grid
monitoring.
3. Connect any additional external voltage.
4. If the supply voltage has been disconnected downstream from the circuit breaker, switch the external circuit
breaker of the supply voltage on.
Tip: The external circuit breaker of the supply voltage is usually located in a subordinate distribution station.
5 Disconnecting and Reconnecting SMA Solar Technology AG
User Manual 53 SCCPXT-BA-E4-en-54