SPEC: 60390

Copper Riser MC™ Cable Type MC Cu Feeder THHN/THWN-2 Conductors

Copper THHN/THWN-2 Insulated Singles. Bare or Insulated Copper Grounding Conductor. UL Listed. 600 Volts. Binder Jacket for Continuous Conductor Support. Lightweight Aluminum Interlocked Armor.

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Application & Features

Southwire Armorlite® Type MC Riser Feeder cable is suitable for use as follows:
- Riser cable, vertical applications
- 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, or as aerial cable on a messenger.
- 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.
- Conductors are Type THHN/THWN-2 rated 90ºC Wet and Dry. Unjacketed MC cables are not rated for wet locations.

Southwire Armorlite® Type MC Riser Feeder 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

Select a set of products below for more information:
Cond. Size Conductor Number Color Diameter Over Conductor (in) (cm) Cond. Strands Insulation Thickness (mils) (mm) Ground Size Diameter Over Armor (in) (cm) Approx. Weight (lbs/1000') (kgs/km)
More Options
1 AWG 1 AWG
4 4
BN,OE,YW,GY,GN BN,OE,YW,GY,GN
0.322 0.82
19 19
60 1.52
1x6 GG 1x6 GG
1.658 4.21
1782 2652
More Options
1/0 AWG 1/0 AWG
4 4
BK,RD,BE,WE BK,RD,BE,WE
0.360 0.91
19 19
60 1.52
1x6 GG 1x6 GG
1.748 4.44
2103 3130
More Options
350 KCMIL 350 KCMIL
4 4
BN,OE,YW,GY,GN BN,OE,YW,GY,GN
0.641 1.63
37 37
70 1.78
1x1 GG 1x1 GG
2.518 6.40
5781 8603

Note: Conductor number = number of phase conductors. Does not include ground
TBA stock codes are estimations only and actual product may vary. Please wait until a stock code is assigned to purchase connectors and/or fittings.

Cond. Size Conductor Number Min. Bend Radius (in) (cm) Max Pull Tension (lbs) (kg) DC Resistance at 25C (ohms/1000') (ohms/km) AC Resistance at 75C (ohms/1000') (ohms/km) Inductive Reactance (ohms/1000') (ohms/km) Allowable Ampacity Raceway 75C Allowable Ampacity Raceway 90C
More Options
1 AWG 1 AWG
4 4
11.6 29.46
2142 971.59
0.128 0.19
0.154 0.23
0.046 0.07
104 104
116 116
More Options
1/0 AWG 1/0 AWG
4 4
12.2 30.99
2703 1226.06
0.102 0.15
0.133 0.20
0.044 0.07
120 120
136 136
More Options
350 KCMIL 350 KCMIL
4 4
17.6 44.70
8960 4064.18
0.031 0.05
0.039 0.06
0.040 0.06
248 248
280 280

* Ampacities based upon 2023 NEC Table 310.16. See NEC sections 310.15 and 110.14(C) for additional requirements.
* Ampacities have been adjusted for more than Three Current-Carrying Conductors.

Standards & References

  • ASTM B3 Soft or Annealed Copper Wire
  • ASTM B8 Concentric-Lay-Stranded Copper Conductors
  • 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
  • ICEA S-95-658 (NEMA WC70) Power Cables Rated 2000 Volts or Less for the Distribution of Electrical Energy
  • 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.

Construction

  1. Conductor:Class B compressed soft drawn bare copper per ASTM B3 and B8 or combination unilay soft drawn bare copper per ASTM B3 and B787
  2. Insulation:All phases are insulated with Polyvinyl Chloride with Nylon Sheath Type THHN/THWN-2
  3. Ground:Bare or insulated copper ground
  4. Binder:Polypropylene binder tape
  5. Polymeric Binder:Polymeric binder sheath under armor for continuous conductor support
  6. Armor:Aluminum Interlocked Armor

Resources

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