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...can be further damaged by applying power it is necessary to use power off test techniques to safely examine it. Power off testing includes [[analog signat == Typical equipment == ...

AA is the meter test code ...code on the meter, and the calibrator will use the correct [[voltage]] and test [[ampere|amps]]. The last five characters are user specified, and many [[el ...

==Test equipment== In the area of [[electronic test equipment]], an '''active load''' is used for automatic testing of [[electronic power ...

...ipment]] used to measure complex [[electrical impedance]] as a function of test frequency. ...b|Computer controlled impedance analyzer based on the direct I-V mode with test fixture attached.]] ...

...|loss]] in the system which causes the [[Electricity generation|generating equipment]] to be over-frequency. A load rejection test is part of [[Project commissioning|commissioning]] for power systems to con ...

...ing a test probe. This permits test access to boards on which standard ICT test pads are not feasible due to space constraints. [[File:waygood.jpg|thumb|260px|Side view of a PCB showing a solder bead and test probe.]] ...

...ns”, EPSMA, 2005</ref> Reliability is a measure of the [[frequency]] of equipment failures as a function of time. [[wikt:reliability|Reliability]] has a majo A practical definition of reliability is “the probability that a piece of equipment operating under specified conditions shall perform satisfactorily for a giv ...

...rocedure, according to the type of battery being tested, such as the “421” test for [[Lead-acid battery|lead-acid]] [[Automotive battery|vehicle batteries] ...://books.google.com/books?id=6dukgCogOTQC&dq=battery+tester&pg=PA348 Power Equipment Engine Technology] By Edward Abdo ...

...Inc.</ref> But this is unlikely because Huston did not begin working as a test engineer until 1967.<ref>[http://www.legacy.com/obituaries/mercurynews/obit ...The plot usually shows the range of conditions in which the [[device under test]] operates (in adherence with some remaining set of specifications). ...

...herefore usually performed first in cable fault location. During the cable test, flash-overs are generated at the weak points in the cable, which can then [[File:Staatsgeschenk.jpg|thumb|right|Cable test van in China, 1975]] ...

...ographically widespread control systems. By use of standardized protocols, equipment from many different suppliers can be made to interoperate. IEC standard 608 ...Protocols - Companion standard for the informative interface of protection equipment ...

...nd underground [[high-voltage cable]] or for connecting overhead wiring to equipment like [[transformer]]s.<ref>{{cite book |last1= Herman|first1= Stephen L. |t ...rg/findstds/standard/48-2009.html|title = IEEE 48-2009 - IEEE Standard for Test Procedures and Requirements for Alternating-Current Cable Terminations Used ...

...testing is most commonly done by examining the output of the device under test (DUT) with a spectrum analyser with which intermodulation products can be d [[File:Two tone general test.svg|thumb|center|upright=2.7|General test setup for two-tone testing]] ...

'''Subsea technology''' involves fully submerged ocean equipment, operations, or applications, especially when some distance offshore, in de ...ater depths. Any requirement to repair or intervene with installed subsea equipment is thus normally very expensive. This type of expense can result in economi ...

...e of electrical test equipment used to simulate an [[electrical load]], to test an electric [[electric power|power source]] without connecting it to its n ...r.|thumb|An operator controlling a resistive 200kW load bank being used to test a diesel generator.]] ...

...structive testing of bulk metal deliveries with lightweight, even portable equipment, such as hand-held Rockwell hardness testers. ...physics)|plastic deformation]]. One key factor of instrumented indentation test is that the tip needs to be controlled by force or displacement that can be ...

...Protocols - Companion standard for the informative interface of protection equipment * IEC TS 60870-5-601 Transmission protocols - Conformance test cases for the IEC 60870-5-101 companion standard ...

...be different from nameplate capacity for a number of reasons depending on equipment and circumstances.<ref name="ncbelow">Kleiser, Thomas. [http://cdm.unfccc.i ...ic dam]] water levels, [[tide|tidal]] variations and other outside forces. Equipment failures and maintenance usually contribute less to capacity factor reducti ...

...mmission testing confirmed that these breakers fail certain UL calibration test requirements."<ref>{{cite web |title=Commission Closes Investigation Of FPE ...mmission testing confirmed that these breakers fail certain UL calibration test requirements.<ref>{{cite web |title=Commission Closes Investigation Of FPE ...

...ril), The NanoVNA Vector Network Analyzer: This New Open-Source Electronic Test and Measurement Device Will Change Both Remote and In-Person Educational De .... In some setups, these units are distinct instruments. Most VNAs have two test ports, permitting measurement of four S-parameters <math>(S_{11}, S_{21}, S ...