Electropedia also known as the iev online contains all the terms and definitions in the international electrotechnical vocabulary or iev which is published also. Iec 60050 international electrotechnical vocabulary. Glossary of electrical engineering terms and their definitions. As you progress in the electrical trade youll hear a bunch of electrical terms being tossed around like their common knowledge. Below youll find over xx definitions of electrical terms. When an electrician comes to your home communicating a sea of terms you dont quite get, its hard to understand what your electrical problem actually is. In electrical terms, the flow of one ampere of current through a conductor whose ends are at a potential. Electrician certification glossary of terms english spanish. Understanding of electrical terms is compulsory for engineers. Electrician certification glossary of terms electrical nonmetallic smurf tube tubing tuberias electricas no metalicas tubo smurf electrical nonmetallic tubing ent caneria electrica no mecanica ent sic. Standard household electrical cable ranges from 14 awg american wire gauge to 6 awg, with 14 having the smallest conductors and 6 having the largest. This is the type of electrical current supplied by a battery. Alternating current ac ammeter ampacity amperehour ah ampere a apparent power armature capacitance capacitor circuit circuit breaker conductor corona current i cycle demand dielectric constant dielectric strength diode direct current dc electrolyte.
One terminal is always positive and another is always negative. Electropedia is produced by the iec, the worlds leading organization that prepares and publishes international standards for all electrical, electronic and related technologies collectively known as electrotechnology. Glossary of electrical and utility related terms price. Unit 202 principles of electrical science e lectrical principles are fundamental to understanding the behaviour of electricity. These symbols are used in illustrations throughout this dictionary. The term variable speed drive applies to both dc drives and ac. Appendix a contains the standard symbols used in electrical and electronic diagrams. The iec glossary is a compilation of electrotechnical terminology in english and french extracted from the terms and definitions clause of iec publications those issued since 2002.
This article contains definitions and explanations of terminology used and will help you understand what he or she is talking about. A load in electrical terms is the power consumed by a device or a circuit. Normally used in uk houses at 240v rms alternating at 50 times per second 50. This glossary of electrical and electronics engineering pertains specifically to electrical and electronics engineering. A square surface mount chip package in plastic with leads pins on all four sides. The standard unit of measurement for electric current that is equal to one coulomb per second. 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. Whether you are an electrician, contractor, or just someone trying to understand what your local electrician is jabbering about, use the glossary to learn trade slang and. The sensitive component in an altimeter or barometer that measures the absolute pressure of the air. An enhancement to the electric grid that allows residential customers to use more technologically advanced electric meters that will provide greater detail and increased control over their electric usage. Discover the meaning of some of the most common electrical terms used in our industry.
Glossary of terms for the electric utility industry nc state university. Curious about what these and other slang terms mean. For your convenience, ehazard has put together a list of terms commonly used in relation to the electrical industry and electrical and arc flash safety. Glossary of terms used in nerc reliability standards. Ammeter an instrument for measuring the flow of electrical current in amperes. An instrument installed in series with an electrical load used to measure the amount of current flowing through the load. It is widely used to transport power on power lines. Basic electrical terms and definitions understanding electricity requires knowledge of these basic electrical terms. Electrical parts and materials should be approved for the specific project and compliant with local and national electrical codes. This page contains an alphabetical listing of household electrical terms and definitions to help in identifying the tools, wiring, and devices used for electrical wiring projects around the house. The abcs of common electrical terms nickle electrical. A dictionary of electrical words, terms and phrases survivor library. Electrics electrical glossary is a resource to help you understand terms that electricians use.
It is a sealed, flat capsule made of thin disks of corrugated metal soldered together and evacuated by pumping all of. Watthour wh a unit of electrical energy equivalent to a power consumption of one watt for one hour. It wakes us up in the morning, lights up our homes, cooks our food, powers our computers, tv sets and other appliances. Capacitor a basic electrical component that stores. Understanding electricity requires knowledge of these basic electrical terms. Different countries for example have different voltage, and this is why. Understanding electric fundamentals, electrical basics, terms, definitions and concepts.
Normally used in uk houses at 240v rms alternating at 50 times per second 50 hertz. Ammeters are always connected in series with the circuit to be tested. Electrical wire and cable glossary terms allied wire and. Scroll through our collection of slang terminology used in the electrical industry. You can help enhance this page by adding new terms or writing definitions for existing ones. 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. Ampere the ampere is the standard unit of measure of electric current. Glossary page 1 of 5 general terms advanced metering system ams. Leaded chip carrier, also called plcc or plastic leaded chip carrier. The ability of the electric system to supply the aggregate electrical demand and energy requirements of the enduse customers at all times, taking into account scheduled and. Installed telecommunications, optical fiber, and electrical power cables that are not terminated at equipment and are. This is a list of automotive technical terms in english and spanish.
Electrochemical the relationship of electricity to chemical changes and with the conversions of chemical and electrical energy. New definitions have been added in the fields of wireless technology, robotics, and artificial intelligence. Kids learn about electricity glossary and terms in the science of physics. Discharge the conversion of the chemical energy of a battery into electric energy.
Nfpa glossary of terms 1 term definition document edition document definining same term document using same definition a60 class division a bulkhead or deck designed to resist the passage of smoke and flame for 1 hour, including limiting the temperature. These substations are located at switching points in an electrical grid. Terms that are underlined and italicized are included in the glossary as a separate definition. Cable positioned in the air on an overhead structure. Pictorial glossary the pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry. Dictionary technical english mechatronics robotics. Glossary all terms and definitions listed alphabetically. Relief typically added to a sheet metal part to relieve stress, or the tear, that. This glossary lists and explains terms, acronyms, and definitions. Alternating current ac an electric current that reverses direction on a periodic basis. Glossary of electrical engineering terms and definitions listed alphabetically. The abcs of common electrical terms july 16, 2015 by nickleadmin 1 comments 3651 views. Identify the electrical circuits found in the project area, turn them off and tag them with a note before working with the electrical wiring. A glossary list made up of common terms and phrases used by professionals in the electrical industry.
Alternating current ac an electric current that reverses its direction many times a second at regular intervals. As you study electricity in your engineering program, and as you work with electricity in the power plants, industrial plants, you will hear, read, and use various electrical terms. Allied wire and cable presents an atoz glossary of wire and cable product terms to help you familiarize yourself with industry language. Glossary of electric systemrelated terms learning center. Nfpa glossary of terms 1 term definition document edition document definining same term document using same definition a60 class division a bulkhead or deck designed to resist the passage of smoke and flame for 1 hour, including limiting the temperature rise on the unexposed side to 180c 325f. Electricity is one of our most widely used forms of energy.
The term is used to describe and estimate of how much energy the battery is able to. Fortunately for you ive grouped them together to help you become a better electrician. Receives electric power from a nearby generating facility and uses a large power transformer to increase the voltage for transmission to distant locations. One ampere is the amount of current flow provided when one volt of electrical pressure is applied against one ohm of resistance. The pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry. You may view definitions of glossary items by click ing on terms and words that are underlined and italicized in the text. Every effort has been made to be concise and accurate, without talking down to the. Glossary all terms and definitions listed alphabetically maxim. Ability of wire or cable to withstand surface wear. An agreement between the purchasing authority and the contractor that the terms and conditions of the contract have been met. Using comparison functions, we can list each document that uses specific terms and determine which documents use the same definitions of that term. Electricity the flow of electrons from atom to atom in a conductor.
Alkali a soluble salt obtained from the ashes of plants and consisting largely of potassium or sodium carbonate. Electric basics electrical fundamentals and terms explained. It takes years to get firm understanding of what they all mean. Definition and duration these conditions form part of a quotation submitted by the contractor to the client named in the quotation. In some cases terms and definitions have also been collected from earlier. Life would be much easier if you knew the definition of some. Abbreviation for american national standards institute. Basic electrical terms and definitions electricalmag. Electrical designers use it to determine how much voltage is required for a certain load. Ac drive an electronic device used to control the speed of an ac motor. Aircraft wire an electrical wire primarily designed for the extreme conditions temperature, altitude, solvents, fuels, etc.
The contractor will carry out the works described in this quotation for the contract sum, which may be varied pursuant to these conditions. Reliance electric motor glossary glossary of motor terms this motor terminology glossary is guide to explain and define a variety of terms and characteristics that apply to industrial ac and dc electric motors. This compilation only compiles the terms in the publications issued before 2015. The illustrated dictionary of electronics8th editionhas been revised, clarified, and updated, reflecting technological advances of recent years. The field of electronics, like other areas of science and engineering, employs a wide range of technical words, abbreviations and symbols. Electrical parts and materials should be approved for the specific project and compliant with local and national electrical. Electrical wire and cable glossary terms allied wire. Electrical field the region around a charged body in which the charge has an effect. Glossary of power transformer terms photo by radar. Terminal a terminal is the point at which a conductor from an electrical component, device or network comes to an end and provides a point of connection to external circuits. Electrical terms you need to know as an electrician. It defines the quantity of electrons moving past a given point in a circuit during a specific period.
Glossary of electrical engineering terms maxim ee glossary. 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. 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. Ieee standard glossary of software engineering terminology ieee std 61 0. Relief typically added to a sheet metal part to relieve stress, or the tear, that occurs when a portion of a piece of material is bent. Instead, the standard unit of electrical charge quantity is the coulomb, symbolized by c, representing about 6. Glossary of caddrafting terms glossary bend relief. An electrical circuit that produces an output that is a replica of the input. Ieee standard glossary of software engineering terminology. An annual forecast of the states peak electric demand load where there is a 10percent chance that the actual system peak load will exceed the forecasted value in any given year or, stated another way, it is expected that on the average the forecast will be exceeded once every ten years. The glossary of terms got is an nfpa staff managed project. Glossary of terms frequently used in electric utilities. Glossary of electrical and electronics engineering wikipedia. Glossary of terms for the electric utility industry.
One ampere is the current flowing through one ohm resistance with one volt potential. Ase glossary of automotive terminology englishspanish. Electrical charge quantity is not usually measured in terms of the charge on a single electron, because this is an extremely small charge. Ase shall not be liable for any direct, special, consequential, or exemplary damages resulting, in.
A terminal may simply be the end of a wire or it may be fitted with a connector or fastener. Load imposed by an electronic or electrical device on the measured input circuit, expressed in voltamps. Dedicated channels giving nondiscriminatory access to a local cable system by the public, government agencies or educational institutions. The output may be scaled or have increased drive, or it may provide isolation so changes in output conditions do not affect the input or other outputs. A glossary of electrical terms become an electrician electricians are skilled tradespeople working in a variety of different residential and industrial settings. Ac alternating current electrical current that reverses direction. Jul 16, 2015 when an electrician comes to your home communicating a sea of terms you dont quite get, its hard to understand what your electrical problem actually is. Reliance electric motor product names duty master includes the complete line of reliance electric ac nema frame motors from. Life would be much easier if you knew the definition of some of the most common electrical terms. Electronics glossary a quick reference guide for electronic terms and abbreviations. A motor that converts direct current electrical energy into. The user of this glossary assumes all risks for the use of the information contained in the glossary.
Words and definitions you need to know such as current, voltage, resistance, and more. Alternating current ac the type of mains electricity used in the uk having a cyclical current waveform. 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. Volts are used with numbers to describe the force of the current. This is a great resource for electricians and people who work around electricity. Definitions are extracted from each code and standard and compiled into a pdf. Ampacity the maximum amount of electric current a conductor or device can carry before sustaining immediate or progressive deterioration. Arc flash is the passage of current through air between phase conductors or phase conductors and neutral and ground. Direct current electrical current constant or pulsating whose electrons flow in one direction only.
832 172 992 871 1376 229 1241 315 371 926 19 650 378 616 1261 1171 666 361 135 1218 1195 259 1283 629 1010 851 442 67 223 782