Wednesday, June 26, 2019
The National Electrical Code establishes requirements for electrical wiring and equipment. Electrical codes provide standards to ensure electrical wiring systems are safe.
Wednesday, May 15, 2019
An electrical transformer is an electro-magnetic device that works by converting electrical energy from one value to another.
Tuesday, April 16, 2019
A short circuit is any condition where the establish wiring circuit is interrupted by a flaw in the wiring or wiring connections.
Sunday, March 17, 2019
Wire gauge is a measurement of wire diameter. This determines the amount of electric current a wire can safely carry, as well as its electrical resistance and weight.
Thursday, February 28, 2019
Electricity is a flow of electrons. A complete circuit is needed for electricity to flow. From the main electric service panel, electricity is divided into circuits throughout a building.
Saturday, January 12, 2019
Low voltage wiring is the wiring for audio, video, telephones, alarm systems, HVAC, and generally any wiring for things using less than 24 volts.
Tuesday, November 13, 2018
The three basic units of electricity are voltage, current and resistance. Voltage is measured in volts, current is measured in amps and resistance is measured in ohms.