ABB NALF Series - Mounting the auxiliary switch for E-EB earthing switch Fig. 60-71.

37
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58 Wiring diagram auxiliary switch
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59 Wiring diagram tripping coil
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60 Auxiliary switch mounted on earthing switch
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61 Connecting point of auxiliary switch
16.2 Mounting the auxiliary switch for E-EB
earthing switch Fig. 60-71.
Electrical signalling of earthing switch open/
closed can be obtained with a group of 2NO+2NC,
4NO+4NC auxiliary contacts. The auxiliary switch
is mounted to the frame on the right side of the
earthing switch and connected to the main shaft.