Services, Grounding & BondingPregunta 52 de 120
What is the minimum service disconnecting means rating for a one-family dwelling?
a.60 amperes
b.100 amperes
c.125 amperes
d.200 amperes
Explicación
A one-family dwelling service disconnect must be rated at least 100 amperes, 3-wire. The 60-ampere minimum applies to certain limited installations and older code cycles, while 125 and 200 amperes are common design choices but exceed the code minimum.
Referencia Legal: 2023 NEC §230.79(C)Practica las 120 preguntas gratis — sin registro.
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