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step 2 Confirm that the AC and DC side cables are well connected, and then close the switches of
the front and rear devices of the PCS.
step 3 Measure the voltage of the to-be-connected battery to ensure that it falls within the allowable
range.
step 4 The POWER indicator on the front panel will light up if the PCS control circuit is closed nor-
mally,and the Web page is on. Select the operation mode and running parameters on the
running parameter interface according to demands by referring to Operation Parametersin
this manual.
- - End
PCS needs no manual control in daily operation.
Keep the door closed and locked and store the keys of the door by appointed per-
sonnel during normal operation.
When switching between different grid-connected operating modes, first modify
the power command of the operating mode, and then modify the grid-connected
operating mode. Otherwise, the current command will be executed after modifying
the grid-connected mode first.
8.2 Stopping PCS
8.2.1 Normal Stop
In case of maintenance or troubleshooting, proceed as follows to stop the PCS:
step 1 Stop the PCS through the stop instruction on the WEB interface.
step 2 Ensure that the AC circuit breaker and DC load switch of the PCS are in the "OPEN" state.
step 3 Disconnect the downstream switches of the PCS.
step 4 Disconnect the upstream switches of the PCS.
step 5 The PCS stops operating.
- - End
During normal operation, disconnection of AC or DC switch is strictly forbidden.
Otherwise, damage to the switch or even the PCS may occur.
8.2.2 Stop in Case of Fault or Emergency
Proceed as follows to stop the PCS when a fault or emergency occurs:
step 1 Press the emergency stop button.
System Manual 8 Starting/Stopping