SPEC 60218

Armorlite® Type MC THHN/THWN Circuit Size Copper Conductor Oversized Neutral

Copper THHN/THWN Insulated Singles. Oversized Neutral Conductor. Green Insulated Ground. UL Listed 600 Volts Rated VW-1. Lightweight Aluminum Interlocked Armor.

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Construction:

  1. Conductor:Solid per ASTM B3 or Combination unilay-stranded copper conductors per ASTM B787
  2. Insulation:All phases are insulated with Polyvinyl Chloride with Nylon Sheath Type THHN/THWN
  3. Neutral:Oversized insulated neutral with Polyvinyl Chloride with Nylon Sheath Type THHN/THWN
  4. Ground:Green insulated ground. Polyvinyl Chloride with Nylon Sheath Type THHN/THWN
  5. Binder:Mylar tape
  6. Armor:Aluminum Interlocked Armor

Applications and Features:

Southwire Armorlite® Type MC Cable Oversized-Neutral is suitable for use as follow:
  • Applications affected by harmonics generated from non-linear switching loads, such as computers, variable frequency drives, electrical test equipment, and office equipment.
  • Branch, feeder and service power distribution in commercial, industrial, institutional, and multi- residential buildings.
  • Fished or embedded in plaster.
  • Concealed or exposed installations.
  • Environmental air-handling spaces per NEC 300.22 (C).
  • Places of Assembly per NEC 518.4 and theaters per NEC 520.5.
  • Installation in cable tray and approved raceways.
  • Under raised floors for information technology equipment conductors and cables per NEC 645
  • Class I Div. 2, Class II Div 2, & Class III Div. 1 Hazardous Locations.
  • Binder tape with print legend wrapped around assembly.
  • Type THHN/THWN rated 90ºC Dry.

  • Southwire Armorlite® Type MC Cable Oversized-Neutral meets or exceeds the following requirements:
  • UL Online Product Guide Info - Metal-Clad Cable (PJAZ) ( www.ul.com )
  • Federal Specification A-A59544 (formerly J-C-30B)
  • NFPA 70 (National Electrical Code), Article 330
  • Listed for use in UL 1, 2 and 3 Hour Through Penetration Firestop Systems
  • Specifications:

  • ASTM B787 19 Wire Combination Unilay-Stranded Copper Conductors
  • UL 83 Thermoplastic Insulated Wires and Cables
  • UL 1569 Metal-Clad Cables
  • UL 1479 Standard for Safety Fire Tests of Penetration Firestops
  • UL 1685 FT4 Vertical-Tray Fire Propagation and Smoke Release Test
  • IEEE 1202 FT4 Flame Test (70,000) BTU/hr Vertical Tray Test
  • Buy American: Compliant with Buy American Requirements, found in 49 U.S.C. § 5323(j); specify “Made in the USA Only!” when ordering to ensure your project receives American made products.
  • REACH - European Community Regulation
  • Sample Print Legend:

    E96627 MASTER-DESIGN {UL} TYPE MC XX AWG THHN OR THWN CDRS WITH 2 X XX AWG NEUTRAL FOR USE IN CABLE TRAYS 600 VOLTS
    Table 1 – Weights and Measurements
    Stock NumberCond. SizeConductor NumberColorConductor StrandingInsulation ThicknessGround Size x NumNeutral Size x NumDiameter Over ArmorOverall Weight
    AWG/KcmilmilsNo. x AWGNo. x AWGinchlbs/1000ft
    690859123BK/RD/WE19201 x 121 x 100.537149
    All dimensions are nominal and subject to normal manufacturing tolerances
    ◊ Cable marked with this symbol is a standard stock item
    Note: Conductor number = number of phase conductors plus neutral. Does not include green ground.
    Table 2 – Electrical and Engineering Data
    Stock NumberCond. SizeMin. Bend Radius*DC Resistance at 25°CAC Resistance at 75°CAllowable Ampacity Raceway 60°CAllowable Ampacity Raceway 75°CAllowable Ampacity Raceway 90°C
    AWG/KcmilInchesΩ/1000ftΩ/1000ftAmpAmpAmp
    690859◊123.71.6622.002202530
    Ampacities have been adjusted for more than Three Current-Carrying Conductors
    Ampacities based upon 2023 NEC Table 310.16 and do not take into account the overcurrent protection limitations in NEC 240.4(D) of 15 Amps for 14 AWG CU, 20 Amps for 12 AWG CU, and 30 Amps for 10 AWG CU (independent of the conductor temperature rating and stranding). Also, see NEC sections 310.15 and 110.14(C) for additional requirements.

    Color Table

    Stock NumberSize AWGConductor Number12345678910
    551330125BlackRedBlueOrangeWhiteGreen    
    690941125BlackRedBlueOrangeWhiteGreen    
    555209126BlackRedBlueRed/WhiteWhiteWhite/RedWhite/BlueGreen/YellowGreen 
    695130126BlackRedBlueOrangeWhiteWhite/OrangeGreen/YellowGreen  
    553633128BlackRedBlueBlack/WhiteRed/WhiteBlue/WhiteWhiteWhite/BlackGreen/YellowGreen
    552985106BlackRedBluePurpleWhiteWhite/BlackGreen/YellowGreen  
    585022106BlackRedBlueBlack/WhiteRed/WhiteBlue/WhiteWhiteWhite/BlackGreen 
    552983108BlackRedBlueBlack/WhiteRed/WhiteBlue/WhiteWhiteWhite/BlackGreen/YellowGreen

    Revision: 3.0.00C