Understanding electricity requires knowledge of these basic electrical terms. Learn terms industrial electrical with free interactive flashcards. The ability to handle any power requirement is an important component in powerlites mission to completely satisfy customers needs. An electrical wiring device that disconnects a circuit whenever it detects that the electric current is not balanced between the energized conductor and the return neutral conductor. Ieee standard dictionary of electrical and electronics terms by institute of electrical and electronics engineers and a great selection of related books, art and collectibles available now at. Glossary of terms for the electric utility industry. Ieee standard dictionary electrical electronics terms abebooks. In terms of natural gas, infrastructure includes but is not limited to natural gas storages, terminals, pipelines, and. Current a movement of electricity analogous to the flow. Ammeter an instrument for measuring the flow of electrical current in amperes. Every effort has been made to be concise and accurate, without talking down to the. However, glossaries like this one are useful for looking. This site aims to provide all the information you need to get started in this indemand profession.
Deepcover security managers combine advanced physical security with onchip, nonimprinting memory to. Glossary of electrical terms ammeter instrument used to measure electrical current flow in a circuit. Hyperlinked glossary with definitions and descriptions for industrial electronic and electrical terms. Electronic components usually use currents that are less than 1 amp.
Electrical glossary for electrical repairs fh furr. Leaded chip carrier, also called plcc or plastic leaded chip carrier. In household electrical systems 14 gauge wire is used for 15 amp circuits, 12 gauge for 20 amp circuits, 10 awg for 30 amps, 8 awg for 40amps, and 6 awg for 50 and 60 amp circuits. It indicates the amount of work done in an hour by a circuit at a.
New definitions have been added in the fields of wireless technology, robotics, and artificial intelligence. Abbreviation for american national standards institute. Orders faxed or mailed without payment and requiring floor plan will not be guaranteed advance rates. Hertz hz the preferred terminology for cycles per second frequency. A glossary list made up of common terms and phrases used by professionals in the electrical industry. It provides a reference that can be considered to have zero voltage. An abrasionresistant thermoplastic with good chemical resistance used for wire and cable jacketing o the unit of electrical resistance that is the value of resistance through which a potential difference of one volt will maintain a current of one amphere. Electrical wire and cable glossary terms allied wire. Requires the department of motor vehicles dmv to automatically suspend or cancel the drivers license of a driver whose blood.
Amp hour or amperehour a unit of measure of a batterys electrical storage capacity. Electric current in which the flow of electric charge periodically reverses direction, whereas in direct current dc, also dc, the flow of electric charge is only in one direction. Electrical parts and materials should be approved for the specific project and compliant with local and national electrical codes. One abwatt equals 10 7 w and is the power corresponding to 1 erg of work per second. Electricity is one of our most widely used forms of energy. Ideally, all chassis grounds should lead to earth grounds. Advanced metering infrastructure ami systems that measure, collect, and analyze energy usage, and communicate with metering devices such as electric meters, gas meters, heat meters, and water meters, either on request or on a schedule. Subsequent to the development of version 0 standards, new definitions have been developed and.
This is the mains power supply that is 110v or 220240v and 5060 hz. Normally used in uk houses at 240v rms alternating at 50 times per second 50 hertz. Glossary of electrical terms alternating current a. This is a great resource for electricians and people who work around electricity. Glossary all terms and definitions listed alphabetically maxim. Glossary of terms for the electric utility industry nc state university.
The standard electrical dictionary a popular dictionary of words and terms used in the practice of electrical engineering author. Also called a variable frequency drive and an inverter. The amount of energy being used by a household or business over any given time period. Short for ampere, an amp is a unit used to measure the rate of flow of an electric current. Adapter a cord or block style device with different ends that allows different devices to connect ac alternating current. Terms that are underlined and italicized are included in the glossary as a separate definition. Glossary of terms construction electrical products. Tlc electrical supplies fast online sales of electrical cable, wiring accessories, lighting, heating and security equipment. Most of the terms listed in wikipedia glossaries are already defined and explained within wikipedia itself. A mode of the audio subsystem in which direct memory access dma transfers read audio data that has been captured by. Electrician certification glossary of terms english spanish.
One amp is produced by an electric force of 1 volt acting across a resistance of 1 ohm. Nonhalogen ethylene copolymers combine attributes of. The illustrated dictionary of electronics8th editionhas been revised, clarified, and updated, reflecting technological advances of recent years. Abbreviation for ampere, the unit of electrical current. Understanding electrical terms in todays computerintensive work environments, a critical issue is clean, reliable power. Ac alternating current acts as it implies, the current flows in one direction and then back the other. A multiple of the fundamental electrical frequency. Glossary of electrical terms electric ireland ni help. The pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry. It defines the quantity of electrons moving past a given point in a circuit during a specific period. Powerlite is the industry leader in diezel generator power solutions. You may copy it, give it away or reuse it under the terms of the project gutenberg license included with this ebook or online at.
Acdc adapter adapter that has an ac voltage input and an dc voltage output. This electrical glossary offers definitions for terms which are commonly used in electrical and electrical engineering. One abvolt equals 10 8 v and is the difference of potential between any two points when 1 erg of work is required to move 1 abcoulomb of electricity between them. That is why we created this short glossary of mustknow power monitoring and electrical terms. Glossary of terms frequently used in electric utilities. Ac drive an electronic device used to control the speed of an ac motor. Nov 02, 2015 that is why we created this short glossary of mustknow power monitoring and electrical terms. Filter any electrical circuit or mechanical device that removes or attenuates energy at certain frequencies. Harmonics are present whenever the electrical power waveforms voltage and current are not pure sine waves. Consumer unit the electrical switch panel normally located on the consumer side of the meter and which contains the main double pole switch and the fuses, circuitbreakers, or residual current operated trip devices. Glossary of electrical terms electrical repairs electrical. Alphabetical arrangements of each word for easy search. Identify the electrical circuits found in the project area, turn them off and tag them with a note before working with the electrical wiring.
Electricians are skilled tradespeople working in a variety of different residential and industrial settings. Electricity a form of energy characterized by the presence and motion of elementary charged particles generated by friction, induction, or chemical change. Can be abbreviated by either amps, a, or expressed as milliamps ma. A pulse transmission system that employs 3 wires and has a signal on the common to one of the two contacts at all times, but never simultaneously to both. Pictorial glossary the pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry. Any significant incident on an electric utility system that results in a continuous outage of 3 hours or longer to more than 50,000 customers or more than one half of the total customers being served immediately prior to the incident, whichever is less. One amp 1 a is the amount of current produced by an electromotive force of one volt acting through the resistance of one ohm. All other circuit voltages positive or negative are measured or defined with respect to it. Choose from 500 different sets of terms industrial electrical flashcards on quizlet. The standard unit of measurement for electric current that is equal to one coulomb per second. This chapter contains definitions that shall apply only to the electrical requirements of chapters 34 through 43. You can help enhance this page by adding new terms or writing definitions for existing ones. Be sure to check out our electrical repair glossary, so you will be informed when the electrician comes to help you.
Ammeters are always connected in series with the circuit to be tested. Covers almost all electrical words including laboratory tools and equipment. Capacitors are made from two electrical conductors separated by an insulator. Electrical energy the energy associated with electric charges and their movements. Ampere is the basic unit for measuring electrical current. For a more thorough explanation, please inquire with cep. Electric basics electrical fundamentals and terms explained. Electrical terms and conditions 24a terms and conditions 1. Could also be referred to advanced meter on invoicing. Glossary of electrical engineering terms maxim ee glossary.
Alternating current ac the type of mains electricity used in the uk having a cyclical current waveform. A square surface mount chip package in plastic with leads pins on all four sides. Most of the terms identified in this glossary were adopted as part of the development of nerc s initial set of reliability standards, called the version 0 standards. Current multiplied by time in hours equals amphours. A further example is ten 100watt light bulbs used for 1 hour. It is obtained by multiplying the current in amperes by the electrical pressure in volts which cause it to flow. Electrical parts and materials should be approved for the specific project and. In simple terms, 1 kwh is the amount of energy consumed by an electrical device e. Capacitor a basic electrical component that stores electric charge. It wakes us up in the morning, lights up our homes, cooks our food, powers our computers, tv sets and other appliances. The funds to perform the work are derived from rates and go into a sinking fund that is used at the discretion of the municipality the electric line is in.
May 25, 2007 filter any electrical circuit or mechanical device that removes or attenuates energy at certain frequencies. Such an imbalance is sometimes caused by current leakage through the body of a person who is grounded and accidentally touching the energized part of the circuit. One watt is equivalent to one joule per second, corresponding to the power in an electric circuit in which the potential difference is one volt and the current one ampere. The following are basic terms associated with electricity and have been defined in a general manner. Adjudication the judges decision in a case or action. Electrical cable is available with 3 or 4 wires running through the sheathing. Unless otherwise expressly stated, the following terms shall, for the purpose of this code, have the meanings indicated in this chapter.
In terms of electricity, infrastructure includes but is not limited to substations, power lines, poles, and other wires that deliver electricity to homes and buildings. This glossary of electrical and electronics engineering pertains specifically to electrical and electronics engineering. Electronic terms glossary ac current that flows in alternating directions between two points. A kwh is the basic unit of electricity consumption used by electric ireland to bill customers for the activereal power they use. This type of current is commonly supplied by power companies.
Ampere or amp a unit of measure for an electrical current. Alternating current ac an electric current that reverses its direction many times a second at regular intervals. It is called alternating current because the current oscillates from positive to negative and vice versa 60 times every single second. Glossary of terms used in nerc reliability standards. Abbreviations for alternating current and direct current respectively.
If you are an electrical engineer or student of electrical engineering, this is what you need. Glossary all terms and definitions listed alphabetically. A term used to describe that part of an electric power system that distributes the. Flat response the faithful reproduction of an audio signal. Glossary of electrical engineering terms and their definitions. Glossary of electrical and electronics engineering wikipedia. Glossary of electrical engineering terms and definitions listed alphabetically. Conductor a material that allows the free flow of electric charge. Understanding electric fundamentals, electrical basics, terms, definitions and concepts. Watt a unit of measure for indicating the electrical power applied in a circuit. Watthour wh a unit of electrical energy equivalent to a power consumption of one watt for one hour. Battery a device that stores and produces electricity from chemical cells. This type of system is much less prone to noise than a 2wire system because a signal is always present.
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