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5 Operation Guide
5.1 Check before Power-on
Context
After installing the RESS, 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 battery module 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 bolt torque on the terminal of the high-voltage box is 7 N.m.
Check whether the signal cable and the power cable are separated.
3 Check whether the battery module and high-voltage box are grounded.
4 Check the switch status.
The DC input switch and output switch of the high-voltage box are open.
The DC switch of the inverter is open.
The circuit breaker from the inverter to the grid is open.
5.2 Power-on
Context
Before performing the power-on commissioning on the RESS, users must strictly perform the pre-power-on check.
Procedure
1 Close the DC switch of the inverter.
2 Close the output switch of the high-voltage box.
3 Close the circuit breaker between the inverter and the grid.
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