The term is used to describe and estimate of how much energy the battery is able to. Ammeters are always connected in series with the circuit to be tested. One amp is produced by an electric force of 1 volt acting across a resistance of 1 ohm. Watthour wh a unit of electrical energy equivalent to a power consumption of one watt for one hour. Ac drive an electronic device used to control the speed of an ac motor. A dimension used to define an object or feature that is not vertical or horizontal. 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. Conductor a wire, metal bar, or strip that offers minimal resistance to electric current.
Each file type has a different file format examples. Electrics electrical glossary is a resource to help you understand terms that electricians use. A glossary list made up of common terms and phrases used by professionals in the electrical industry. An electromechanical device that converts mechanical power into ac electrical power. An electronic device used to control the speed of an ac. Short for ampere, an amp is a unit used to measure the rate of flow of an electric current. To find and correct equipment defects or program malfunctions. The height of server equipment is expressed in multiples of rack units. Glossary all terms and definitions listed alphabetically maxim. Conductor a material that allows the free flow of electric charge. Circuit breaker a protective device that automatically switches off trips the power to a circuit in case of a short circuit or overload.
In cases where more than one definition is in use or where terms are defined differently when viewed from. Commands associated with definitions are shown in parentheses at the end of the definition. Appendix a glossary of terms and definitions guidebook. Glossary of terms used in nerc reliability standards. A cord would be a cable by this definition so far, but a cable is part of a permanent installation. Glossary of electrical engineering terms and their definitions. The standard unit of measurement for electric current that is equal to one coulomb per second. 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. That is why we created this short glossary of mustknow power monitoring and electrical terms.
The safest way to test electrical devices and identify electric wires. Unfortunately, this book cant be printed from the openbook. Glossary of soil science terms crop science society of america. Term explanation and discussion references and related terms heat rate the amount of fuel energy required to produce electrical energy. The noncontact electrical tester this is a testing tool that i have had in my personal electrical tool pouch for years, and is the first test tool i grab to help identify electrical wiring. Glossary of electrical engineering terms and definitions listed alphabetically. Glossary of electrical terms electrical repairs electrical. Copper is most commonly used as an electrical conductor. Dedicated channels giving nondiscriminatory access to a local cable system by the public, government agencies or educational institutions. Abbreviation for american national standards institute. This glossary of terms contains definitions of commonly used terms on intel customer support. You can help enhance this page by adding new terms or writing definitions for existing ones. Ampere the ampere is the standard unit of measure of electric current.
A method of compressing audio data by recording the differences between successive digital samples rather than full value of the samples. Capacitor a basic electrical component that stores electric. It is widely used to transport power on power lines. British standard glossary of terms used in electrical. Electrician certification glossary of terms english spanish. Glossary of terms frequently used in electric utilities. When talking about electricity an entirely new list of terms are used to. Nov 02, 2015 that is why we created this short glossary of mustknow power monitoring and electrical terms. This glossary of electrical and electronics engineering pertains specifically to electrical and electronics engineering.
Heat rate is the inverse of efficiency, incorporating a factor of 3600 due to the differing units of fuel energy kj and electrical energy kwh there are 3600 kj in 1 kwh. Lower gauge numbers indicate larger conductor size. You may also browse the glossary by clicking on the glossary bookmark in the lefthand margin. An item that consumes electricity which is primarily electronic in nature mobile phone, computer, tv etc. The amount of energy being used by a household or business over any given time period. If the currentvoltage is too high to be measured by a meter, a ctpt is applied to lower it to a. Ammeter an instrument for measuring the flow of electrical current in amperes. The new everybodys handbook of electricity with glossary of electrical terms and tables for incandescent wiring. The magnet can be a permanent magnet, an iron rotor in which a magnetic field is induced, or an electromagnet powered by an externally applied current. Ampacity the maximum amount of electric current a conductor or device can carry before sustaining immediate or progressive deterioration. Every effort has been made to be concise and accurate, without talking down to the. Ampere or amp a unit of measure for an electrical current.
The solar spectral irradiance distribution diffuse and direct incident at. The standard that is currently in use in a model or drawing file. Current multiplied by time in hours equals amphours. It consists of conductors wires connected between the buildings electrical service panel circuit breakers and the electrical outlets power receptacles. Alternating current ac an electric current that reverses its direction many times a second at regular intervals. Alternating current ac the type of mains electricity used in the uk having a cyclical current waveform. 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. Capacitor a basic electrical component that stores electric charge. Glossary of electronic terminology we have tried our best to include as many electronic terminology terms as possible, but please send us your suggesting by contacting us so that we can add more electronic terms in our glossary of electronic terminology. This glossary aims at collecting the existing knowledge on requirements engineering terminology and defining the core terminology carefully and consistently.
Ac alternating current acts as it implies, the current flows in one direction and then back the other. Telecommunications glossary 3 adpcm adaptive differential pulse code modulation. Electricity glossary electricity industry glossary. As more traditional appliances become smart and internet enabled they too will, in terms of their controllability and system performance, become more like modern. Desktops usually contain icons that represent links to the hard drive, a network if there is. 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. A dictionary of electrical words, terms and phrases survivor library. If you need to print pages from this book, we recommend downloading it as a pdf.
Typically, a magnet spins inside a coil, inducing alternating current in the windings. Having launched it originally in 2004 we have now updated it with modern terminology to meet with the increasing demand for the book. Understanding electricity requires knowledge of these basic electrical terms. Alternating current ac an electric current that reverses direction on a periodic basis. It defines the quantity of electrons moving past a given point in a circuit during a specific period. 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. An electrical circuit that produces an output that is a replica of the input. Glossary of terms for the electric utility industry. Smart meter an advanced electric meter that records consumption in intervals of an hour or less and communicates that information back to the. The predefined configuration of a system or an application. The new everybodys handbook of electricity with glossary. Battery a device that stores and produces electricity from chemical cells. Normally used in uk houses at 240v rms alternating at 50 times per second 50 hertz.
Pdf documents involve a wide range of technical areas which this glossary seeks to explain. In most programs, the defaults can be changed to reflect personal preferences. You may view definitions of glossary items by click ing on terms and words that are underlined and italicized in the text. Glossary all terms and definitions listed alphabetically. Glossary of electrical engineering terms maxim ee glossary. Terms that are underlined and italicized are included in the glossary as a separate definition. 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. A standard way that information is encoded for storage in a computer file.
Glossary of musical terms pdf ricmedia guitar file. Glossary items are italicized and underlined the first time they appear. Units of electrical conductivity, electricity, magnetism, water measurement, concentrations, radioactivity, and plant nutrient conversion pdf dictionary file for microsoft word directions. 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. Capacitors are made from two electrical conductors separated by an insulator. British standard glossary of terms used in electrical engineering. The ratio of the mass of atmosphere in the actual observersun path to the mass that would exist if the observer was at sea level, at standard barometric pressure, and the sun was directly overhead. Smart grid hardware, software and other upgrades added to the power system to enhance responsiveness to events that impact the electrical power grid and optimize daytoday operational efficiency. 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. The new everybodys handbook of electricity with glossary of.
Glossary of autocad terms autocad 2016 autodesk knowledge. These systems include hardware, software, communications, consumer energy. Amp hour or amperehour a unit of measure of a batterys electrical storage capacity. 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. New definitions have been added in the fields of wireless technology, robotics, and artificial intelligence. The pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry. Glossary of electrical terms designing buildings wiki. Electrical cable is available with 3 or 4 wires running through the sheathing. The guide is an important resource that will help to create a much greater understanding of. Glossary of terms construction electrical products. Establishing assembly constraints, including mate, flush, tangent, and insert. A type of transformer that allows the meter to take a reading from an electrical service connection with a higher currentvoltage than the meter is able to handle. Nov 17, 2019 an item that consumes electricity which is primarily electronic in nature mobile phone, computer, tv etc. Pictorial glossary the pictorial glossary includes definitions and illustrations for many terms that are frequently used in the electrical industry.
It has been compiled as an annotated text, building on material from a variety of sources and adapting it to the field of economics and finance of health services. Save the file below in the same directory as microsoft words custom. Arc flash is the passage of current through air between phase conductors or phase conductors and neutral and ground. Cable a cable is a set of wires, usually encased in an outer protective jacket. The abbreviations ac and dc are often used to mean simply alternating and direct. Alternating current an electric current that continually reverses its direction giving a definite plus and minus wave form at fixed intervals ampere or amp a unit of measure for an electrical current. If the currentvoltage is too high to be measured by a meter, a ctpt is applied to lower it to a value that can be safely and easily measured. A device that converts hydraulic energy into mechanical energy. These glossary entries span autocadbased products on both windows and mac. Glossary of soil science terms crop science society of.
Appendix a contains the standard symbols used in electrical and electronic diagrams. Blood pressure bp blood pressure is the force of blood on the inside walls of blood vessels, measured by analyzing both the systolic blood pressure, the pressure when the heart pushes blood out into the arteries systole, and the diastolic blood pressure, when the heart is at rest diastole. These symbols are used in illustrations throughout this dictionary. 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. For a more thorough explanation, please inquire with cep. Adapter a cord or block style device with different ends that allows different devices to connect ac alternating current. Over drawing on amps or watts can lead to injury, dam aged equipment, or even death. Glossary of electrical and electronics engineering wikipedia. This glossary provides in one place a list of key terms with simple explanations of the ways in which they are technically used. This is a great resource for electricians and people who work around electricity. Learn vocabulary, terms, and more with flashcards, games, and other study tools. 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. A ds1 framing format in which 24 ds0 times lots, plus a coded framing bit are. 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.
While some features and types of objects are not available in all products, drawing files can be shared between products and might contain objects or involve features from other products. This type of current is commonly supplied by power companies. Welcome a note on font styles viewing the glossary. The following are basic terms associated with electricity and have been defined in a general manner. The illustrated dictionary of electronics8th editionhas been revised, clarified, and updated, reflecting technological advances of recent years. A rack unit is typically abbreviated to u and is a measurement defined as 4 inches. This az pocket guide to understanding financial terms is just one of the achievements of ebss partnership with nala.
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