SC Fire Alarm Practice Questions - South Carolina Fire Alarm Contractor Examination Exam

A ground-fault circuit interrupter (GFCI) is intended to protect people from which hazard?

Overload heating of conductors Shock from a ground-fault current returning through a person Undervoltage brownouts Lightning-induced surges on a signaling line circuit

Correct Answer:

Shock from a ground-fault current returning through a person

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