What Is a Safety Plug

Definition of safety plug : a fusible metal plug set in a boiler shell to release steam when the plug reaches a predetermined temperature due to excessive pressure in the boiler.

Does a GFCI detect current leakage?

The GFCI will “sense” the difference in the amount of electricity flowing into the circuit to that flowing out, even in amounts of current as small as 4 or 5 milliamps.

Can an AFCI replace a GFCI?

Can a separate AFCI Receptacle and a GFCI Receptacle be used on the same circuit? Yes, they both can be used on the same circuit; however, the Dual Function AFCI/GFCI Receptacle offers the option of providing both AFCI and GFCI protection in a single device.