Advanced WiringPregunta 69 de 110
Cables listed for power-limited fire alarm use are marked with which type designation?
a.FPL
b.CL2
c.CMR
d.TC
Explicación
Power-limited fire alarm cables carry the FPL family markings (FPL, FPLR riser, FPLP plenum).
Referencia Legal: 2023 NEC 760.179Practica las 110 preguntas gratis — sin registro.
Preguntas relacionadas de este tema
- A hermetic compressor has a rated-load current of 24 A. What is the maximum branch-circuit short-circuit and ground-fault device at 175% (next standard size)?
- Which nameplate value on an air-conditioning unit is used to size the branch-circuit conductors?
- A Class 2 power-limited circuit at 30 V or less is limited to a maximum power of:
- Two 10-HP, 460-V motors (14 A each) are supplied by one feeder. What minimum feeder conductor ampacity is required?
- A motor without a marked service factor (or with SF under 1.15) has a full-load current of 28 A. What is the maximum overload protection at 115%?
- Which wiring method is acceptable in a Class I, Division 2 location?
Última revisión: · proceso editorial
Equipo Editorial de PrepPass · Verificado con Master Electrician Licensing Exam (NEC-based) · Cómo revisamos