发明名称 Multi-function button for electronic overload relay
摘要 An overload relay with a multi-function control button is disclosed herein. The overload relay includes a contactor having a solenoid which holds the contacts of the contactor closed when energized. Power to the solenoid is provided by the power conductors connected to the contacts of the contactor. The power provided to the solenoid is controlled by a switch which is operated with the multi-function button. The multi-function button includes a slidable member and an indicator member movably contained within the slidable member. The indicator member is mechanically connected with the contacts of the switch which control the application of power to the solenoid. When these contacts are disengaged, the indicator member has a portion which extends beyond the tubular member to produce a visual indication that the supply of power to the contactor solenoid has terminated and the contacts of the contactor are open.
申请公布号 US5455549(A) 申请公布日期 1995.10.03
申请号 US19940201974 申请日期 1994.02.25
申请人 SIEMENS ENERGY & AUTOMATION, INC. 发明人 STRICKLAND, WOOTHI;DOERWALD, BRUNO C.
分类号 H01H71/04;H02H3/093;(IPC1-7):H01H73/12 主分类号 H01H71/04
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