EDN13 天
Ground-fault interruption protection—without a ground?
When you think about it, not having a third-wire ground at all is the ultimate ground fault. A GFCI does not require an ...
来自MSN2 个月
Why Won’t My GFCI Outlet Reset?
When a GFCI outlet senses an overload or surge in electricity, it will instantly trip, triggering the breaker to cut off the electrical current to minimize the risk of electrocution. For safety ...