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3 Operation
3.1 Check before Power-on
Context
After installing the V-Power S14, users need to perform a pre-power check to ensure that the device
installation and cable connection are correct before performing the power-on operation.
Procedure
1
Check whether the V-Power S14 sequence is consistent with the layout diagram.
2
Check the cable connection on site.

Check whether the cables are connected correctly, whether the connectors are firm, and
whether the self-locking connector is tightly connected.

Check whether the communication cable and the power cable are separated.
3
Check whether the V-Power S14 are grounded.
4
Check the switch status.

The DC output switch of the V-Power S14 should be off.

The DC switch of the inverter should be off.

The circuit breaker from the inverter to the grid should be off.
3.2 Power-on