Box fill, conduit fill, conductor ampacity, raceway types and bending.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What is box fill?
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The calculation of the cubic-inch space required inside an electrical box to safely contain a given number and gauge of conductors.- How many cubic inches does one 14 AWG conductor require in a box?
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2 cubic inches.- How many cubic inches does one 12 AWG conductor require in a box?
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2.25 cubic inches.- How many cubic inches does one 10 AWG conductor require in a box?
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2.5 cubic inches.- How many cubic inches does one 8 AWG conductor require in a box?
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3 cubic inches.- What is an outlet box?
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A box that terminates or connects equipment, devices, or conductors and is accessible after installation.- What is a junction box?
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A box used primarily for splicing and connecting conductors, not intended to hold devices or fixtures.- What percentage of conduit fill is allowed for one conductor?
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53 percent.- What percentage of conduit fill is allowed for two conductors?
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31 percent.- What percentage of conduit fill is allowed for three or more conductors?
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40 percent.- What does EMT stand for?
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Electrical Metallic Tubing.- What does PVC stand for?
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Polyvinyl Chloride.- What is RMC?
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Rigid Metal Conduit, a thick-wall steel conduit that requires a pipe wrench or threader to install.- What is FMC?
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Flexible Metal Conduit, a spiral-wrapped metal conduit used for short runs and connections to equipment.- What is LFMC?
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Liquid-tight Flexible Metal Conduit, a flexible metal conduit with a liquid-tight outer jacket.
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