Wednesday, March 6, 2013

What is Electrical Wire Made Of

By Lori Buenavista


Electrical wiring is utilized to conduct electrical energy through households and organizations to individual outlets and fixtures. There are actually four kinds of electrical wires found in most domestic households and various smaller industrial establishments:

Triplex wire

Main feeder wires

Panel feed wires

Non-metallic sheathed wire

Each and every kind of electrical wire has a distinct function and includes various materials, though the majority of electrical wires are constructed of copper or aluminum (which conduct electricity) and a sheathing, or insulator which is typically created from plastic.

Triplex Wire

Triplex wire is the wire that is definitely strung between power rods. It's comprised of three wires. 2 are insulated. They carry the actual electrical power; the 3rd wire is a bare and acts as the actual neutral wire. Triplex wire is extremely tough and created to resist bad climate conditions.

Main Feeder Wires

The main feeder wires act as connectors between the triplex wire and a house or several other building. They can get strung from the power pole to the house, or might get buried underground. Main feeder wires are made of copper wire that is twisted together and insulated that have a plastic coating. The wire comes in distinct dimensions, or gauges, which determines how much electrical energy it can manage. The majority of main feeder wires are chosen to hold about 125% of the actual capacity expected for the building they serve.

Section Feed Wires

These kinds of are the actual wires running from the main feeder wires right into a circuit breaker box or junction box inside the actual home or establishment. They're usually rated to hold 125 amps of electrical energy.

Non-metallic Sheathed Wires

These kinds of are the wires with which homeowners are nearly all familiar. They run between the actual circuit breaker box and individual outlets and fixtures. This wiring contains two or three wires and a ground wire. The wires are sheathed in distinct colors of plastic, based on how to use them:

Wire encased in black sheathing conducts the electrical power.

Wire encased in white sheathing acts as the neutral wire. In various cases, a white wire may get a hot wire. If so, it will be marked with black or red electrical tape to protect yourself from confusion.

Wire wrapped in green sheeting is the ground wire. The ground wire could also get un-sheathed and just appear as a copper wire. Red wire can act as an additional conducting wire, or as a traveling wire for a 3-way switch.




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