A Class A GFCI protection device is designed to trip when the ground-fault current to ground is _______ or higher.
A Class A GFCI protection device is designed to trip when the ground-fault current to ground is _______ or higher.
Right Answer is:
6 mA
SOLUTION
A device intended for the protection of personnel that functions to de-energize a circuit or portion thereof within an established period of time when a current to ground exceeds the values established for a Class A device.
Class A ground-fault circuit interrupters trip when the current to ground is 6 mA or higher and do not trip when the current to ground is less than 4 mA.