Cathode Ray Oscillograph for Impulse Measurements

Cathode Ray Oscillograph for Impulse Measurements: Modern Cathode Ray Oscillograph for Impulse Measurements are sealed tube, hot cathode oscilloscopes with photographic arrangement for recording the waveforms. The cathode ray oscilloscope for impulse…

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Direct Testing of Circuit Breaker

Direct Testing of Circuit Breaker: The Direct Testing of Circuit Breaker in a plant enables us to test under conditions largely representing those in actual network as well as tests…

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Circuit Breaker Testing Procedure

Circuit Breaker Testing Procedure: A preliminary check up of various equipment is made before the actual Circuit Breaker Testing Procedure commences. The correct values of resistance and reactance coils are…

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Circuit Breaker Analyzer

Circuit Breaker Analyzer: Short Circuit Generator: This is of a special design having very low reactance in order to give the maximum short-circuit output of the Circuit Breaker Analyzer. The…

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Heavy Current Test Plant

Heavy Current Test Plant: Heavy Current Test Plant - Simulating the exact fault conditions as would occur in practice is a difficult and a tedious job. The plant for providing…

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Measurement of High Voltage and Currents Articles

Measurement of High Voltage and Currents Articles: Series Resistance Microammeter: High d.c. voltages are usually measured by connecting a very high resistance (few hundreds of megaohms) in Series Resistance Microammeter…

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Rogowski Coil Integrator Design

Rogowski Coil Integrator Design: If a Rogowski Coil Integrator Design is placed surrounding a current carrying conductor, the voltage signal induced in the coil is vi(t) = M dI(t)/dt where…

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