SPEC 60300

Armorlite® Type MC THHN/THWN Copper Conductor Feeder Cable

Copper THHN/THWN-2 Insulated Singles. Bare Copper Grounding Conductor. UL Listed 600 Volts. Rated VW-1. Lightweight Aluminum Interlocked Armor.

...

Construction:

  1. Conductor:Class B compressed copper per ASTM B3 and ASTM B8
  2. Insulation:All phases are insulated with Polyvinyl Chloride with Nylon Sheath Type THHN/THWN
  3. Ground:Bare stranded copper ground
  4. Filler:Fillers as needed
  5. Binder:Mylar tape
  6. Armor:Aluminum Interlocked Armor

Applications and Features:

Southwire Armorlite® Type MC Feeder Cable is suitable for use as follows:
  • 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 645.5(D) & 645.5(E)
  • 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 - 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 B3 Standard Specification for Soft or Annealed Copper Wire
  • ASTM B8 Concentric-Lay-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
  • RoHS-2 (European Directive 2011/65/EU)
  • 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 {UL} TYPE MC AWG XX THHN OR THWN CDRS FOR USE IN CABLE TRAYS 600 VOLTS
    Table 1 – Weights and Measurements
    Stock NumberCond. SizeConductor NumberDiameter Over ConductorConductor StrandingInsulation ThicknessGround Size x NumDiameter Over ArmorOverall Weight
    AWG/KcmilinchmilsNo. x AWGinchlbs/1000ft
    890347130.32219601x6 GG1.2751147
    8903481/030.35119601x61.2411349
    8903492/030.40519601x61.3391637
    8903943/030.44319601x41.4472039
    8903514/030.51219601x41.6392536
    89035225030.55837701x41.8172957
    55514635030.66137701x1/02.0394205
    89035335030.66137701x32.0394039
    56419235030.66137701x3/02.2424433
    89035450030.78937701x22.265518
    56137550030.78937701x2502.3226178
    55514775030.96861801x4/02.7518575
    890355140.32219601x6 GG1.3511490
    8903561/040.35119601x61.3711760
    8903572/040.40519601x61.5732218
    5610323/040.44319601x31.6942783
    8903953/040.44319601x41.6942749
    5525524/040.51219601x31.7953356
    8903594/040.51219601x41.7953322
    58185225040.55837701x2 GG1.9543994
    89036025040.55837701x41.9543885
    89036135040.66137701x32.2515323
    56871035040.66137701x3/02.3875705
    89036250040.78937701x22.4997289
    56420250040.78937701x1/02.4957408
    56419650040.78937701x2502.6337806
    56767160040.86561801x3/02.8329101
    55208860040.86561801x22.7938682
    55045375040.96861801x1/03.37710843
    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. Does not include ground
    Note: GG = Green insulated ground
    Table 2 – Electrical and Engineering Data
    Stock NumberCond. SizeMin. Bend Radius*Max Pull TensionDC Resistance at 25°CAC Resistance at 75°CAllowable Ampacity Raceway 60°CAllowable Ampacity Raceway 75°CAllowable Ampacity Raceway 90°C
    AWG/KcmilInchesLbsΩ/1000ftΩ/1000ftAmpAmpAmp
    890347◊18.920080.1280.154110130145
    890348◊1/08.625340.1020.122125150170
    890349◊2/09.331940.0810.097145175195
    890394◊3/010.140270.0640.078165200225
    890351◊4/011.450780.0510.062195230260
    890352◊25012.760000.0430.053215255290
    555146◊35014.284000.0310.039260310350
    890353◊35014.284000.0310.039260310350
    564192◊35015.684000.0310.039260310350
    890354◊50015.8120000.0220.029320380430
    561375◊50016.2120000.0220.029320380430
    555147◊75019.2180000.0140.022400475535
    890355◊19.426780.1280.15488104116
    890356◊1/09.533790.1020.122100120136
    890357◊2/011.042590.0810.097116140156
    561032◊3/011.853690.0640.078132160180
    890395◊3/011.853690.0640.078132160180
    552552◊4/012.567710.0510.062156184208
    890359◊4/012.567710.0510.062156184208
    581852◊25013.680000.0430.053172204232
    890360◊25013.680000.0430.053172204232
    890361◊35015.7112000.0310.039208248280
    568710◊35016.7112000.0310.039208248280
    890362◊50017.4160000.0220.029256304344
    564202◊50017.4160000.0220.029256304344
    564196◊50018.4160000.0220.029256304344
    567671◊60019.8192000.0180.025280336380
    552088◊60019.5192000.0180.025280336380
    550453◊75023.6240000.0140.022320380428
    Ampacities have been adjusted for more than Three Current-Carrying Conductors
    Ampacities based upon 2023 NEC Table 310.16. Also, see NEC sections 310.15 and 110.14(C) for additional requirements.

    Revision: 3.0.00C