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Title:
DIRECT CURRENT AIR CIRCUIT BREAKER
Document Type and Number:
Japanese Patent JP2019029338
Kind Code:
A
Abstract:
To provide a direct-current air circuit breaker having an operating device for maintenance.SOLUTION: A direct-current air circuit breaker 100 for opening and closing a circuit according to various embodiments includes an energized unit 110 having a main circuit, a detecting unit 120 having a detection circuit for detecting a fault current in the main circuit, and an operating device 400 configured to allow connection or isolation between the main circuit and the detection circuit.SELECTED DRAWING: Figure 4

Inventors:
ヤン ソンピル
リ サンチョル
キム ヨンクク
キム イルヒョン
Application Number:
JP2018117863A
Publication Date:
February 21, 2019
Filing Date:
June 21, 2018
Export Citation:
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Assignee:
エルエス産電株式会社
LSIS CO.,LTD.
International Classes:
H01H73/02; H01H21/02; H01H21/36; H01H33/53
Attorney, Agent or Firm:
青木 篤
三橋 真二
河合 章
南山 知広
竹本 実



 
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