ABB-Distribution Boards (DB)

HK4-11 Auxiliary contact 1NO/1NC

Signaling contacts CK1 with screw terminals signal the tripping of the manual motor starter in case it was caused by

Signaling contacts SK1 with screw terminals signal the tripping of the manual motor starter. For SK1 the indication on the

Auxiliary contacts HK1 change position with the main contacts of the manual motor starter. They are mounted laterally on the