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Title:
回路遮断器の間隔調整方法
Document Type and Number:
Japanese Patent JP5480334
Kind Code:
B2
Abstract:
Disclosed is a method for controlling a gap in a circuit breaker (100), the circuit breaker configured to interrupt a circuit by separating a movable contactor (52) from a fixed contactor (51) as a cross bar (33) is pressed to be rotated by a pressing member (32) due to bending of a bimetal (31), the method including: a gap forming step (S100) of bending the bimetal (31) by applying a set current, in a state where the pressing member (32) is coupled to a coupling hole (35) so as to be freely-movable, the coupling hole (35) formed at an upper part of the bimetal (31); and a gap fixing step (S200) of interrupting the set current when a prescribed time has lapsed, and of welding the pressing member (32) to the bimetal (31).

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WO/2022/009250PROTECTIVE RELAY
Inventors:
Kim Eun Jae
Application Number:
JP2012140817A
Publication Date:
April 23, 2014
Filing Date:
June 22, 2012
Export Citation:
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Assignee:
LSIS CO., LTD
International Classes:
H01H71/74; H01H71/16; H01H71/40; H01H73/22; H01H73/48
Domestic Patent References:
JP2010192151A
JP7192597A
JP2002324473A
JP2002260515A
JP200115006A
JP4158810A
JP513995A
JP1255517A
JP558310A
JP2131238U
Attorney, Agent or Firm:
Atsushi Aoki
Jun Tsuruta
Tomohiro Minamiyama
Akira Kawai
Kenichi Nakamura