Meaning: A province in southeastern central China between the Nan Ling mountains and the Chang Jiang; noted for its timber and valuable mineral resources. Classified under: Nouns denoting spatial position. Synonyms: Hunan; Hunan province. Instance hypernyms:
The special-purpose GFCI category is for applications where equipment grounding is provided by the NEC or where the voltage is greater than 150V. Specialty GFCIs trip when the current to ground has a value of 15 to 20 mA.
A ground fault circuit interrupter is not the same thing as a circuit breaker. A GFCI is intended to prevent stray currents from causing shock hazzards. As the answer states, it measures the current difference between the hot wire and the nuetral. I the current difference exceed 0.2 amps, the GFCI opens the circuit.