INTERLOCK DEVICE OF RING MAIN UNIT

摘要

The present invention relates to an interlock device of a ring main unit, and more particularly, to an interlock device of a ring main unit in which a fuse cover can be closed in interlock with a cable cover.;An interlock device of a ring main unit according to an embodiment of the present disclosure may include an interlock frame provided in part of the ring main unit, a cam on part of which an engaging portion is protruded and formed and on the other part of which a slit is formed, rotatably provided within the interlock frame, an operating plate an end of which is coupled to the slit to perform a vertical movement, and a spring an end of which is fixed to part of the cam to store an elastic force due to the movement of the cam.

主权项

1. An interlock device of a ring main unit, the interlock device comprising:
an interlock frame provided in part of the ring main unit; a cam on part of which an engaging portion is protruded and formed and on the other part of which a slit is formed, rotatably provided within the interlock frame; an operating plate an end of which is coupled to the slit to perform a vertical movement; and a spring an end of which is fixed to part of the cam to store an elastic force due to the movement of the cam, wherein a fuse cover of the ring main unit is not closed when the engaging portion is placed in a state of being protruded to an outside of the interlock frame.