Electrical Terminology For Dummies

Alternator a device which converts mechanical energy into electrical energy.

Electrical terminology for dummies. Ampacity the maximum amount of electric current a conductor or device can carry before sustaining immediate or. Ammeter measures the current flow in amperes in a circuit. It is made up of basic protection and fault protection. Electrical tips for business.

For example a very simple electrical circuit consists of three elements. Ampere the ampere is the standard unit of measure of electric current. An ammeter is connected in series in the circuit unless using a clamp meter. Actuator solenoid the solenoid in the actuator housing on the back of the injection pump which moves the control rack as commanded by the engine controller.

It is widely used to transport power on power lines. Alternating current ac a flow of electrons which reverses its direction of flow at regular intervals in a conductor. The three key concepts you need to know before working with electronic circuits are current voltage and power. Electricity glossary and terms.

Alternating current ac an electric current that reverses direction on a periodic basis. A glossary of electrical terms become an electrician electricians are skilled tradespeople working in a variety of different residential and industrial settings. It is sometimes written as amp. Alternating current ac an electric current that reverses its direction many times a second at regular intervals.

Current is the organized flow of electric charges through a conductor and voltage is the driving force that pushes electric charges to create current. Your home s electricity starts with the power service and electric meter. The utility company s service cables whether overhead or underground extend to your house and connect to the utility s electric meter the meter measures the amount of electricity your home uses and is the basis for the charges on your electric bill. Ammeter an instrument for measuring the flow of electrical current in amperes ammeters are always connected in series with the circuit to be tested.

It refers to the fact that a combination of methods of protection will disconnect the supply of electricity if a fault occurs. It is easy to get a little confused when you are talking to an electrician that has been called out to your home or office. The third piece of the puzzle is called power abbreviated p in equations. A battery a lamp and an electrical wire that connects the two.

This site aims to provide all the i. Afci arc fault circuit interrupter an arc fault circuit interrupter is a special type of receptacle or circuit breaker that opens the circuit when it detects a dangerous electrical arc. The meter runs only when electricity is. It s used to prevent electrical fires.