Type Mc Cable Nec

Type mc cable installed outside of buildings must comply with sec.

Type mc cable nec.

332 6 mineral insulated metal sheathed cable. Cables installed horizontally through wooden or metal framing members are considered. There are a number of changes in the 2002 national electrical code nec regarding metal clad type mc cable that should be reviewed before your next electrical project in the 1999 nec article 334 covered type mc cable. What are the uses not permitted by the nec for metal clad cable type mc.

328 6 medium voltage cable. Kingwire s aluminum mc cable is suitable for use in concealed or exposed installations including environmental air spaces per nec 300 22. Type mc cable can be used to replace wire and conduit in applications such as cable tray power lighting service feeders and branch circuits as permitted by the national electrical code. 336 6 power and control tray cable.

However in the 2002 nec type mc cable has been relocated into article 330 until you become familiar with the new location in the nec it may take some searching to find it. Types nm nmc and nms. Nec 517 health care facilities. Types se and use.

322 6 flat cable assemblies. General use mc cables cannot be used in wet locations but there are some types of specialty mc cables that can. These redundant ground fault paths provide added safety for hospital and patient care areas. New for the 2017 nec code cycle is section 330 15 entitled metal clad cable.

Nec 518 assembly occupancies. Type mc exposed work. Nec 330 metal clad cable. A clarification was made to the permitted uses of mc cable installed in a wet location.

Prior to the 2017 code cycle there was no requirement found in the national electrical code that stated mc cable was to remain in contact with. 4 installed outside of buildings. Type mc cable isn t permitted to be used where. All local electrical codes and standards must also be reviewed prior to and during electrical installations to insure conformity to those safety standards which may amend the national electrical code.

The mc stat cable is a hospital grade cable with two ground fault paths that meet nec 517 requirements for health care applications. Nec 320 armored cable. 330 12 1 subject to physical damage. Of every outlet box junction box cabinet or fitting and at intervals not exceeding 6 ft.

The previous code language in 330 10 note 11 was unclear.