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Title:
漏電遮断器
Document Type and Number:
Japanese Patent JP4123081
Kind Code:
B2
Abstract:
PURPOSE: An earth leakage breaker is provided to easily perform a withstand voltage test, by adding a withstand voltage test switch without changing components or layout. CONSTITUTION: An earth leakage breaker comprises a withstand voltage test switch(21) for turning on/off a feeder circuit arranged between the main circuit and an earth leakage detection circuit of the breaker. An electrode piece(24) with closed contact and an operating member(23a) for turning on/off a contact by moving in accordance with the sliding operation of the cover are arranged in a switch case formed by combining a case(22) and a slidable cover(23). The electrode piece is inserted into a power line of a leakage detection circuit, and a manipulation handle(25) connected to the cover is arranged to face the window of a breaker case.

Inventors:
Hisanobu Asano
Koji Asakawa
Yasuhiro Takahashi
Hideto Yamagata
Application Number:
JP2003191017A
Publication Date:
July 23, 2008
Filing Date:
July 03, 2003
Export Citation:
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Assignee:
Fuji Electric Equipment Control Co., Ltd.
International Classes:
H01H73/00; H01H73/06; H01H83/02; H01H83/14
Domestic Patent References:
JP5325775A
JP2000331588A
JP200135343A
JP61163521A
JP6140007A
JP5190056A
Attorney, Agent or Firm:
Hiroshi Yamamoto



 
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