Metal Clad Cable may be used for branch, feeder and service distribution in commercial, industrial and multi-residential construction. They are suitable for installation in motion picture studios, theatres and places of assembly (100 people or more) per NEC Articles 230.43, 300.22(C), 330. 396, 518, 520, 530 and 645. These cables may be installed in approved raceways and as open runs of cable on a messenger. They may be installed exposed, concealed or in cable tray and may be run in spaces used for environmental air in accordance with NEC Article 300.22(C) ONLY.
Conductors and the wires are soft annealed copper to ASTM B3. PVC/Nylon type THHN insulation in accordance to UL 83, flame resistant, meeting UL VW-1. Bare copper ground wire, sized in accordance with NEC and UL, with green THHN insulation. Conductors are cabled with grounding wires. A marker tape/core protection tape combination assembles the core in an essentially round configuration. Interlocking galvanized steel tape armor applied directly over the core.
- Meets UL 83: Thermoplastic Insulated Wires and Cables
- Tested to UL 1479: Fire Tests of Through-Penetration Firestops for one, two or three hour fire rated assemblies (for cables up to #2 AWG)
- Meets UL 1569: Metal Clad Cables
- Meets UL 1581: Reference Standard for Electrical Wires, Cables, and Flexible Cords
- Meets UL 2256: Wire and Cable Test Methods
- Designated Type MC per NEC Article 330
- Size - 12 AWG
- Outside Diameter - 0.477 inches
- Ampere Rating THHN - 20
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