公开(公告)号：US20180191091A1

公开(公告)日：2018-07-05

申请号：US15855676

申请日：2017-12-27

Applicant: LSIS CO., LTD.

Inventor： Youngkook KIM

IPC: H01R12/71 ,  H01H9/54 ,  H05K1/18 ,  H01R13/04 ,  H01R13/10

CPC classification number: H01R12/716 ,  H01H9/54 ,  H01H71/0228 ,  H01H71/08 ,  H01H71/123 ,  H01H71/128 ,  H01H71/7409 ,  H01H2071/086 ,  H01R13/04 ,  H01R13/10 ,  H01R29/00 ,  H05K1/18 ,  H05K2201/10045 ,  H05K2201/10189

Abstract: The present invention relates to an isolation mechanism of a controller for a direct current circuit breaker, which has a simple structure for isolation and connection manipulation. The isolation mechanism of a controller for a circuit breaker comprises a first connector that has a plurality of output terminals electrically connected to the controller and a plurality of input terminals detached from the output terminals for connecting an input electric power source; and a second connector that has a first connection position connected to the first connector and a second connection position rotated at 180° from the first connection position and connected to the first connector, and has a conductor wiring portion electrically connecting the output terminals with the input terminals at the first connection position and electrically disconnecting the output terminals from the input terminals at the second connection position.

公开(公告)号：US20180240634A1

公开(公告)日：2018-08-23

申请号：US15900331

申请日：2018-02-20

Applicant: LSIS CO., LTD.

Inventor： Seungpil YANG ,  Sangchul LEE ,  Youngkook KIM

IPC: H01H71/10 ,  H01H71/04 ,  H01H71/02 ,  H01H71/08 ,  H01H19/14

Abstract: A circuit breaker having a circuit operating device according to one embodiment of the present invention includes a circuit unit having a main circuit, a detecting unit having a detection circuit for detecting a fault current in the main circuit, and a circuit operating device configured to allow connection or isolation between the main circuit and the detection circuit, wherein the circuit operating device includes a first fixed unit and a second fixed unit connected to the main circuit and the detection circuit, respectively, and arranged in parallel to each other, and a moving unit rotatably coupled between the first fixed unit and the second fixed unit to connect or isolate the main circuit and the detection circuit to or from each other.

公开(公告)号：US20190035588A1

公开(公告)日：2019-01-31

申请号：US16007401

申请日：2018-06-13

Applicant: LSIS CO., LTD.

Inventor： Seungpil YANG ,  Sangchul LEE ,  Youngkook KIM ,  Ilhyun KIM

IPC: H01H71/04 ,  H01H71/08 ,  H01H71/56 ,  H01H71/12

CPC classification number: H01H71/04 ,  H01H1/44 ,  H01H21/04 ,  H01H21/50 ,  H01H21/54 ,  H01H71/08 ,  H01H71/12 ,  H01H71/123 ,  H01H71/128 ,  H01H71/56 ,  H01H2071/046

Abstract: A direct-current (DC) air circuit breaker for opening and closing a circuit according to various embodiments includes a circuit unit having a main circuit, a detecting unit having a detection circuit for detecting a fault current in the main circuit, and a circuit operating device configured to allow connection or isolation between the main circuit and the detection circuit.