They are outlined in sec.
Can you use metal clad cable outdoors.
These cables can be installed either indoors or outdoors and in exposed and concealed locations.
Mc cable can be used inside and outside in wet locations when specified and in concealed or non concealed areas.
Early ac cable often does not have this bonding wire.
Now ac cable cannot be used in exterior or damp locations.
Surface mounted or trenched for use in site lighting signage parking decks or lots marinas rooftops and stadium applications.
The bonding wire is unique to ac cable and this allows the outer metal armor in conjunction with the bonding wire to be used as an equipment ground.
A general uses 1 in branch circuits feeders and services 2 in power lighting control and signal circuits 3 indoors or outdoors 4 exposed or concealed.
What are the uses permitted by the nec for metal clad cable type mc.
Advantages of metal clad cable why electricians love this stuff no need for electrical conduit with indoor applications since it has its own metal armor.
The code outlines many general and specific uses of type mc cable.
They can be direct buried where identified for such use.
The national electrical code prohibits use of bx technically named armored cable ac in wet locations.
Use metal clad mc with a metal sheath specifically listed as impervious to water or underground feeder branch circuit cable uf either by itself or in a conduit system approved for use in wet locations if you desire additional protection from physical damage to the cable.