Three ungrounded and one grounded conductor are installed in a single conduit from a 120/208 V, 3-phase, 4-wire panelboard. By NEC, these conductors are a multiwire branch circuit.

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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!

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Three ungrounded and one grounded conductor are installed in a single conduit from a 120/208 V, 3-phase, 4-wire panelboard. By NEC, these conductors are a multiwire branch circuit.

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