What is armor clad cable?

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What is armor clad cable?

What Is Metal-Clad Cable? Metal-clad cable comes in several varieties, but the type you’ll find most commonly is three insulated wires (two circuit conductors and a green equipment grounding conductor) protected by a flexible armor usually made from aluminum.

What is the difference between armored cable and MC cable?

Some will refer to this cable as Greenfield cable. Armored cable (AC) first appears in the 1903 NEC. The biggest difference between the two cable systems is that MC has full size ground wire while AC uses a combination of the jacket and a thin bonding strip or wire to function as the equipment ground.

What is a metal clad cable?

(NEC Article 330) – Metal Clad cables are assemblies of one or more insulated circuit conductors with or without optical fiber members enclosed in an armor of interlocking metal tape, or a smooth corrugated sheath. A plastic overall jacket can also be provided.

Can armored cable be used instead of conduit?

Type MC armored cable can be installed in cable tray, racks, hangers, or as a cost-effective replacement for conduit and wire where specified per the National Electrical Code (NEC).

When should you use metal clad wire?

The Metal Clad Cable includes a grounding wire and can be used in outdoor applications. It can go into concealed and unconcealed spaces, and even buried underground. The National Electric Code (NEC), it is also approves it for difficult locations that involve exposure to moisture and hazardous elements.

Can you use metal clad cable outdoors?

The interlocking metal tape armor Type MC cable is required to have a bare or insulated equipment grounding conductor in addition to any other conductors within the cable. These cables can be installed either indoors or outdoors and in exposed and concealed locations.

Is BX cable legal?

BX is accepted by the National Electrical Code (NEC). Older BX cables without an internal bonding strip are not accepted by NEC. NM cable is also accepted by the NEC.

Can you run BX exposed?

A chief distinction between BX and NM is that BX can achieve grounding through the outer metal casing. This casing needs to be attached to metal boxes. Another distinction is that some types of BX cable can be installed in exposed locations, either indoors or outdoors.

Can Romex be exposed in garage?

Romex is a type of conductor that has non-metal sheathing. Under no circumstances should you leave it exposed. They should be run through studs, on top of joists or trusses, and secured every six feet or so as well as within 12 inches of any fixtures. This is according to most electrical standards.

Can I bury metal clad cable?

These cables can be installed either indoors or outdoors and in exposed and concealed locations. They can be direct buried, where identified for such use. They can be installed in a cable tray or in any raceway. Type MC cable with a nonmetallic jacket can also be used in a wet location.

Is MC cable suitable for damp locations?

General use MC cables cannot be used in wet locations but there are some types of specialty MC cables that can. The most common is the PVC coated, sunlight resistant, direct burial listed MC cable in the image.

Can you use BX cable in a house?

This casing needs to be attached to metal boxes. Another distinction is that some types of BX cable can be installed in exposed locations, either indoors or outdoors. NM cable and wiring must always be installed in an enclosed location (typically within a wall, ceiling, or under a floor).

A Metal Clad Cable, also referred to as MC Cable , is a corrosion-resistant metal cable containing insulated copper or aluminum connectors.

What is cable armor?

All About Cable Armor. Cable armor is a metal layer wrapped around the exterior of a cable to provide mechanical protection. It is primarily used in hazardous environments that require an extra layer of cable defense or in situations where Type MC (metal clad) cable is required by the National Electric Code.

What is metal clad wiring?

The Metal Clad Cable includes a grounding wire and can be used in outdoor applications. It can go into concealed and unconcealed spaces, and even buried underground. The National Electric Code (NEC), it is also approves it for difficult locations that involve exposure to moisture and hazardous elements.

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