Presentation 1999/4/16
Study of Contact Life Test on DC Inductive Load for Twin Contact Relay
Atsuto Kobayashi, Ryuji Ide, Hisato Sato,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Electromagnetic relays are utilized for various purposes, therefore electrical contacts used in electromagnetic relays should be used for suitable uses. Direct current inductive load electrical endurance test is curried out for the relays. The condition of test are as follows:power source voltage is 24VDC, steady current is 1.17A, time constant is 67msec. AgNi, AgSnO_2, AgSnOInO are used for contact materials of test relay. As the result, contact life is progressively longer in order of AgNi, AgSnO_2, and AgSnOInO. It is thought that a harder contact material has more long life for this contact load.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Electrical contact / Contact material / Arc discharge / Direct current inductive load / Contact life
Paper # EMD99-4
Date of Issue

Conference Information
Committee EMD
Conference Date 1999/4/16(1days)
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Paper Information
Registration To Electromechanical Devices (EMD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study of Contact Life Test on DC Inductive Load for Twin Contact Relay
Sub Title (in English)
Keyword(1) Electrical contact
Keyword(2) Contact material
Keyword(3) Arc discharge
Keyword(4) Direct current inductive load
Keyword(5) Contact life
1st Author's Name Atsuto Kobayashi
1st Author's Affiliation TAKAMISAWA ELECTRIC Co., Ltd.()
2nd Author's Name Ryuji Ide
2nd Author's Affiliation TAKAMISAWA ELECTRIC Co., Ltd.
3rd Author's Name Hisato Sato
3rd Author's Affiliation TAKAMISAWA ELECTRIC Co., Ltd.
Date 1999/4/16
Paper # EMD99-4
Volume (vol) vol.99
Number (no) 9
Page pp.pp.-
#Pages 6
Date of Issue