Circuit device racking mechanism

Details Circuit device racking mechanism Circuit device racking mechanism

H - Electricity

01

H

H01H 9/22 (2006.01) H01H 1/14 (2006.01) H01H 9/08 (2006.01) H02B 11/127 (2006.01)

Patent

CA 2061793

DC98 ABSTRACT OF THE DISCLOSURE A racking mechanism for a fused circuit breaker includes a drive assembly that is removable as a unit from the breaker and fuse truck. The drive assembly includes a drive unit having a drive screw and a travelling nut and yoke for rotating a pair of levering arms for moving the breaker among a plurality of positions in a cubicle. All interlocks are included on the modular drive assembly. An indicator is cam operated by the travelling nut and includes a face having indicia that identifies the direction of rotation of the drive screw.

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