Services & DistributionPregunta 48 de 110
An emergency system must be capable of supplying power to its loads within what maximum time after normal supply is lost?
a.60 seconds
b.30 seconds
c.120 seconds
d.10 seconds
Explicación
Emergency systems must restore power to life-safety loads within 10 seconds of loss of the normal source.
Referencia Legal: 2023 NEC 700.12Practica las 110 preguntas gratis — sin registro.
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