A single-phase, 240-volt residential central air-conditioning unit has a compressor with an RLC of 28.9 amps, a 1/4 hp fan, minimum circuit ampacity 37.9 amps, and maximum fuse size 60 amps. The minimum size NM cable that can be installed (THHN/THWN insulation) is ___ AWG.

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Prepare for the Independent Electrical Contractors (IEC) Year 4 Exam. Access flashcards, multiple choice questions, and detailed explanations. Enhance your readiness and achieve your certification!

Multiple Choice

A single-phase, 240-volt residential central air-conditioning unit has a compressor with an RLC of 28.9 amps, a 1/4 hp fan, minimum circuit ampacity 37.9 amps, and maximum fuse size 60 amps. The minimum size NM cable that can be installed (THHN/THWN insulation) is ___ AWG.

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