发明名称 CIRCUIT BREAKER WARNING RELAY AND CONTROL ACCESSORY
摘要 CIRCUIT BREAKER WARNING RELAY AND CONTROL ACCESSORY A circuit breaker warning and control relay provides visual indication of an impending overcurrent condition. Sufficient time is thereby allotted for manual intervention to prevent damage to material and equipment utilized within sensitive manufacturing processes. The relay can be arranged to automatically shut-down selected equipment in a predetermined order for load-shedding implementation.
申请公布号 CA1321822(C) 申请公布日期 1993.08.31
申请号 CA19890602221 申请日期 1989.06.08
申请人 DOUGHERTY, JOHN J. 发明人 DOUGHERTY, JOHN J.
分类号 H02H3/02;H02H3/04;H02J3/14 主分类号 H02H3/02
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