Size Electrical Cable Types List

The wire size chart below shows allowable ampacities of insulated conductors rated up to and including 2000 volts 60 c through 90 c 140 f through 194 f not more than three current carrying conductors in raceway cable or earth directly buried based on ambient air temperature of 30 c 86 f.

Size electrical cable types list. Standard wire cable co. A circular mil is the area of a wire one mil in diameter. Wiring cable for the home has varying sizes or gauges specific to the type of circuit they are being used for. The next wire size larger than 4 0 has a cross section of 250 kcmil.

What about other cable sizes. Table of common electrical wire sizes and amps or fuse ratings residential sec cable other wire ampacities for 1 3 current carrying conductors in cable earth or raceway for 120 240 volt systems sized between 100 and 400 amperes. Electrical cable is a wire which is helps to conduct the current in the circuit. Larger gauge wiring is used in heavy duty applications to insure that it can handle the load of current without overheating or shorting out.

Coaxial cable used for radio frequency signals for example in cable television distribution systems. But in the overhead line we use copper aluminium aluminium conductor with steel reinforced acsr galvanised steel and cadmium copper. Electrical wires and cable have markings stamped or printed on their insulation or outer sheathing. Copper and aluminium conductors are the two types of electrical cables used in the electrical wiring.

Rancho dominguez 2050 e. The coating on nmc cable is non conducting flame resistant and moisture resistant. Nm and nmc conductors are composed of two or more insulated conductors contained in a non metallic sheath. Romex is a common type of residential wiring that is categorized by the national electrical code nec as underground feeder uf or non metallic sheathed cable nm and nmc.

These markings provide important information about the wiring and insulation including the wire size and material the type of insulation the number of wires contained inside a cable and any special ratings or characteristics of the wire. Vista bella way rancho dominguez ca 90220 310 609 1811 800 326 0006 fax. One million circular mils is the area of a circle with 1000 mil. Will list the type of cable such as nm b or uf.

The gauge of the individual wires inside the cable such as 14 12 10 etc. These are mostly used for appliances and objects that require much more electrical power to operate or special use situations. Electrical conductor wire size or gauge awg or kcmil. Cable is an important object in the electricity.

The lower the gauge the thicker the wire. Understanding electrical wiring labeling. This number follows gauge. Aside form the 3 most commonly used cable sizes of 1 1 5 and 2 5mm twin and earth there are in fact several other larger sizes of cable that include 4mm 6mm 10mm and 16mm.