SPEC: 60366

Armorlite® Type MC THHN/THWN Aluminum Conductor Feeder Cable with Green Insulated Ground 277/480V Colors

Aluminum THHN/THWN-2 Insulated Singles with 8000 series Triple E™ Aluminum Alloy. Green Insulated AlumaFlex™ Aluminum Alloy Grounding Conductor. UL Listed. 600 Volts. Rated VW-1. Lightweight Aluminum Interlocked Armor.

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Application & 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.
- Suitable for power and lighting circuits.
- Places of Assembly per NEC 518.4 and theaters per NEC 520.5.
- Environmental air-handling spaces per NEC 300.22 (C).
- 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.
- Type THHN/THWN rated 90ºC Dry
- Anti-short bushings are not required for use with MC cable per NEC and UL

Southwire Armorlite® Type MC 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

Color Code
- 3/C: Brown, Orange, Yellow
- 4/C: Brown, Orange, Yellow, Gray

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
1/0 AWG 1/0 AWG
3 3
BN,OE,YW,GN BN,OE,YW,GN
0.336 0.85
19 19
60 1.52
1x4 1x4
1.250 3.18
645 960
More Options
1/0 AWG 1/0 AWG
4 4
BN,OE,YW,GY,GN BN,OE,YW,GY,GN
0.336 0.85
19 19
60 1.52
1x4 1x4
1.370 3.48
795 1183
More Options
4/0 AWG 4/0 AWG
3 3
BN,OE,YW,GN BN,OE,YW,GN
0.474 1.20
19 19
60 1.52
1x2 1x2
1.630 4.14
1130 1682
More Options
250 KCMIL 250 KCMIL
3 3
BN,OE,YW,GN BN,OE,YW,GN
0.520 1.32
22 22
70 1.78
1x1 1x1
1.740 4.42
1340 1994
More Options
250 KCMIL 250 KCMIL
4 4
BN,OE,YW,GY,GN BN,OE,YW,GY,GN
0.520 1.32
22 22
70 1.78
1x2 1x2
1.916 4.87
1713 2549
More Options
350 KCMIL 350 KCMIL
4 4
BN,OE,YW,GY,GN BN,OE,YW,GY,GN
0.616 1.56
35 35
70 1.78
1x2 1x2
2.163 5.49
2180 3244
More Options
400 KCMIL 400 KCMIL
3 3
BN,OE,YW,GN BN,OE,YW,GN
0.659 1.67
35 35
70 1.78
1x3/0 1x3/0
2.190 5.56
1988 2958
More Options
500 KCMIL 500 KCMIL
3 3
BN,OE,YW,GN BN,OE,YW,GN
0.735 1.87
35 35
70 1.78
1x2/0 1x2/0
2.208 5.61
2299 3421
More Options
500 KCMIL 500 KCMIL
4 4
BN,OE,YW,GY,GN BN,OE,YW,GY,GN
0.735 1.87
35 35
70 1.78
1x250 1x250
2.560 6.50
2541 3781
More Options
600 KCMIL 600 KCMIL
3 3
BN,OE,YW,GN BN,OE,YW,GN
0.812 2.06
41 41
80 2.03
1x400 1x400
2.526 6.42
3124 4649

* Strand count meets minimum number per ASTM
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
1/0 AWG 1/0 AWG
3 3
8.8 22.35
1900 861.82
0.168 0.25
0.201 0.30
0.044 0.07
120 120
135 135
More Options
1/0 AWG 1/0 AWG
4 4
9.6 24.38
2027 919.43
0.168 0.25
0.201 0.30
0.044 0.07
96 96
108 108
More Options
4/0 AWG 4/0 AWG
3 3
8.8 22.35
1900 861.82
0.084 0.13
0.100 0.15
0.041 0.06
180 180
205 205
More Options
250 KCMIL 250 KCMIL
3 3
12.2 30.99
4500 2041.16
0.071 0.11
0.086 0.13
0.041 0.06
205 205
230 230
More Options
250 KCMIL 250 KCMIL
4 4
13.4 34.04
4800 2177.24
0.071 0.11
0.097 0.14
0.027 0.04
164 164
184 184
More Options
350 KCMIL 350 KCMIL
4 4
15.1 38.35
6720 3048.14
0.051 0.08
0.069 0.10
0.026 0.04
200 200
224 224
More Options
400 KCMIL 400 KCMIL
3 3
15.3 38.86
7200 3265.86
0.044 0.07
0.054 0.08
0.040 0.06
270 270
305 305
More Options
500 KCMIL 500 KCMIL
3 3
15.5 39.37
9000 4082.33
0.035 0.05
0.044 0.07
0.039 0.06
310 310
350 350
More Options
500 KCMIL 500 KCMIL
4 4
17.9 45.47
9600 4354.48
0.035 0.05
0.044 0.07
0.039 0.06
248 248
280 280
More Options
600 KCMIL 600 KCMIL
3 3
17.7 44.96
10800 4898.79
0.029 0.04
0.037 0.06
0.039 0.06
340 340
385 385

* 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 B800 8000 Series Aluminum Alloy Wire
  • ASTM B801 Concentric-Lay-Stranded Conductors of 8000 Series Aluminum Alloy
  • ASTM B836 Compact Rounded Stranded Aluminum 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 Compliant Lead-Free, Silicone-Free, Halogen Free
  • 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 compact stranded 8000 series H14/H24 aluminum per ASTM B800 and B801 or compact round stranded 8000 series H14/H24 aluminum per ASTM B800 and B836
  2. Insulation:All phases are insulated with Polyvinyl Chloride with Nylon Sheath Type THHN/THWN
  3. Ground:Green insulated aluminum ground
  4. Filler:Fillers as needed
  5. Binder:Mylar tape
  6. Armor:Aluminum Interlocked Armor

Resources

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