2 reconnecting the ac side, 3 reconnecting the dc side, 4 restarting the inverter – SMA SC 500CP XT Installation User Manual

Page 39: Reconnecting the ac side, Reconnecting the dc side, Restarting the inverter

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5. If the supply voltage has been disconnected upstream from the

circuit breaker, switch the circuit breaker of the supply voltage
on.

6.3.2

Reconnecting the AC Side

1. Reconnect the supply voltage and external voltages (see Section 6.3.1, page 38).

2. Reconnect the AC voltage of the MV transformer.

3. Switch on the AC disconnection unit in the inverter.

6.3.3

Reconnecting the DC Side

1. Insert all fuses and disconnection blades into all fuse holders of the inverter. Use an LV/HRC fuse extractor.

2. Mount the protective covers over the fuses (see Section 7.2.2, page 41).

3. Switch on the DC voltage in the DC main distribution or DC subdistribution (see documentation of the main or

subdistribution).

6.3.4

Restarting the Inverter

• Turn the key switch to Start.

6 Disconnecting and Reconnecting

SMA Solar Technology AG

Operating Manual

39

SCCPXT-IA-E4-en-44

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