公开(公告)号：US20230298841A1

公开(公告)日：2023-09-21

申请号：US18020553

申请日：2021-03-10

Applicant: LS ELECTRIC CO., LTD.

Inventor： Byoungchul KIM

IPC: H01H71/02 ,  H01H33/666 ,  H01H71/08

CPC classification number: H01H71/0264 ,  H01H71/0214 ,  H01H33/666 ,  H01H71/08

Abstract: The present disclosure relates to a circuit breaker having a main circuit unit cover and, more particularly, to a circuit breaker having a removable main circuit unit cover so as to be applicable to a change in rated capacity. A circuit breaker according to one embodiment of the present disclosure comprises: a main circuit unit connected to a power source and a load; a main circuit unit cover which insulatively covers the rear surface of the main circuit unit; a main circuit unit terminal connected to the main circuit unit and exposed to the outside through the main circuit unit cover; and a terminal protection member detachably coupled to the main circuit unit cover and insulatively covering the main circuit unit terminal.

公开(公告)号：US20230216280A1

公开(公告)日：2023-07-06

申请号：US18019016

申请日：2021-03-08

Applicant: LS ELECTRIC CO., LTD.

Inventor： Byoungchul KIM

IPC: H02B1/04 ,  H02B1/20 ,  H01B17/58

CPC classification number: H02B1/04 ,  H02B1/20 ,  H01B17/583

Abstract: The present disclosure has been conceived to solve the above-mentioned problem, and the objective of the present disclosure is to provide a switchboard capable of easily correcting a difference between a phase-to-phase distance of a breaker terminal and a phase-to-phase distance of a bus bar. A switchboard according to one embodiment of the present disclosure comprises: a first compartment into which a circuit breaker is introduced; a second compartment adjacent to the first compartment and provided with a bus bar; and an insulating bushing installed on a barrier contacting the first compartment and the second compartment, wherein the insulating bushing is provided with a connecting conductor, wherein the connecting conductor has one side connected to a breaker terminal of the circuit breaker, and the other side connected to the bus bar.