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During normal operation of the PCS, do not directly disconnect the DC load switch.
Otherwise damage to the switch or even the PCS caused by electric arcs may
occur.
8.2.2 Stop in Case of Fault or Emergency
In case of emergency or fault, proceed as follows to stop the PCS:
1 Press the emergency stop button or rotate the start/stop button to the "STOP" position.
2 Open the door of the PCS.
3 Ensure that the AC circuit breaker and DC load switch are in the "OPEN" state.
4 Disconnect the downstream switches of the PCS.
5 Disconnect the upstream switches of the PCS.
6 Disconnect the external power supply if the PCS is powered by external power supply.
7 The PCS stops operating.
• The start/stop button and the emergency stop button are used only in case of
emergency or fault. Generally, stop the PCS through the stop instruction on the
WEB interface or the Start/Stop switch on the panel.
• In case of emergency, press the emergency stop button immediately to ensure
quick response.
User Manual 8 PCS Start/Stop
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