4 Disconnecting and Reconnecting
SMA Solar Technology AG
Maintenance Manual
27
SCCP-JP-B1-WA-en-22
6. Ensure that no voltage is present.
7. Cover or isolate any adjacent live components.
4.3
Reconnecting the Inverter
4.3.1
Reconnecting the Supply Voltage at the Inverter
1. Close the measurement and disconnect terminals.
2. Switch on the circuit breaker 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. If the supply voltage has been disconnected upstream from the circuit breaker, switch the circuit breaker of the
supply voltage on.
4.3.2
Reconnecting the AC Side
1. Reconnect the supply voltage and external voltages (see Section 4.3.1, page 27).
2. Reconnect the AC voltage of the MV transformer.
3. Switch on the AC disconnection unit in the inverter.
Содержание Sunny Central 1000CP-JP
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