SPEC 60280
Armorlite® Type MC THHN/THWN Copper Conductor Feeder Cable 277/480V Colors
Copper THHN/THWN-2 Insulated Singles. Green or Bare Copper Grounding Conductor. UL Listed. 600 Volts. Rated VW-1. Lightweight Aluminuml Interlocked Armor.
Construction:
- Conductor:Class B compressed copper per ASTM B3 and ASTM B8
- Insulation:All phases are insulated with Polyvinyl Chloride with Nylon Sheath Type THHN/THWN
- Ground:Green Insulated or bare stranded copper ground
- Filler:Fillers as needed
- Binder:Mylar tape
- 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. Anti-short bushings are not required for use with MC cable per NEC and UL
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
Southwire Armorlite® Type MC Cable - meets or exceeds the following requirements:
Specifications:
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 Number | Cond. Size | Conductor Number | Color | Diameter Over Conductor | Conductor Stranding | Insulation Thickness | Ground Size | Diameter Over Armor | Copper Weight | Overall Weight |
---|---|---|---|---|---|---|---|---|---|---|
AWG/Kcmil | inch | mils | No. x AWG | inch | lbs/1000ft | lbs/1000ft | ||||
582068◊ | 1 | 4 | BN,OE,YW,GY | 0.322 | 19 | 60 | 1x6 GG | 1.331 | 1125 | 1482 |
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
Note: GG = Green insulated ground
Table 2 – Electrical and Engineering Data
Cond. Size | Conductor Number | Min. Bend Radius | Max Pull Tension | DC Resistance at 25°C | AC Resistance at 75°C | Inductive Reactance @ 60Hz | Allowable Ampacity Raceway 75°C | Allowable Ampacity Raceway 90°C |
---|---|---|---|---|---|---|---|---|
AWG/Kcmil | Inches | Lbs | Ω/1000ft | Ω/1000ft | Ω/1000ft | Amp | Amp | |
1 | 4 | 9.3 | 2142 | 0.128 | 0.154 | 0.046 | 104 | 116 |
* 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.
* Ampacities have been adjusted for more than Three Current-Carrying Conductors.
Revision: 1.000.009
Updated On: July 3, 2024, 9:53 p.m. UTC