Interlocking apparatus of a leading under voltage trip mechanism for manual motor starter

摘要

Disclosed is an interlocking apparatus of a leading undervoltage trip device (100) for a manual motor starter. The interlocking apparatus comprises a rotatable handle (42) for allowing a user to manually manipulate the manual motor starter to ON or OFF position; a handle power transmitting member (30) concentrically connected to the handle to be integrally rotated with the handle and having a gear portion; and a lever portion (20) extending in a direction perpendicular to an axis of the handle power transmitting member, to be interlocked with the leading undervoltage trip device.