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Contact sequence diagrams

53858537099.png

Main contacts open

53858631179.png

Auxiliary contacts open

53858878859.png

Contacts closed

63904174475_Table-1.png
63904174475_Table-2.png
53858537099.png

Main contacts open

53858631179.png

Auxiliary contacts open

53858878859.png

Contacts closed

1)

Manual reset by tool necessary after tripping

Automatic reset by motor operator MO320

2)

Following a trip, the main contacts are open, but the contacts of the UVR (LNO) are still closed. The switches must be moved to the OFF switching position in order to disconnect the control circuit in all poles.

63904435211_Table-1.png
63904435211_Table-2.png