发明名称 GROUND FAULT CIRCUIT INTERRUPTER (GFCI) END-OF-LIFE (EOL) STATUS INDICATOR
摘要 Disclosed is an end-of-life status alarm indication circuit and method for indicating the failure of the primary contacts of a ground fault circuit interruption (GFCI) device to open when a ground fault circuit is detected by the GFCI device. The GFCI device will protect against the situation where the primary contacts of a GFCI device become welded together and will not open when a ground fault circuit is detected by the device. The alarm indication may be either an audible or visual indication.
申请公布号 CA2552088(C) 申请公布日期 2012.08.28
申请号 CA20062552088 申请日期 2006.07.14
申请人 HUBBELL INCORPORATED 发明人 LISCINSKY, STEPHEN M., III
分类号 H01H83/04;H01H83/02 主分类号 H01H83/04
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