Ground fault circuit interrupter protection will not be required
for ejector pumps, sump pumps and furnaces.
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Ground fault circuit interrupter protection will not be required
for refrigerators. Refrigerators must be on a separate circuit.
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Arc-Fault Circuit-Interrupter Protection (A) Dwelling Units.
All 120-volt, single-phase, 15- and 20-ampere branch circuits supplying
outlets of devices installed in dwelling unit bedrooms.
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All 3 phase 120/240 volt services shall have phases marked (A)
Black (B) Red and (C) Blue
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Add new Subsection (D) as follows: "All 3 phase 277/480 volt services shall have phases marked (A) Brown, (B) Orange (C) Yellow, with the neutral being of a gray color. Junction boxes shall be marked 277/480 volts with a permanent marker or approved sticker-type products."
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