Em 2 lab manual

2 I sc Psc. HT equivalent reactance, X 01 = 2 01 2 Z 01 R a) EFFICIENCY: At X times full load and power factor cos, output, P 0 = X*S cos kW Where S = KVA rating of the transformer. Input = Output +Iron Loss+ X2 *P Cu %efficiency (%) = Output /Input * 1. Calculate the efficiency of the transformer at Unity, and Power factors for 1.  · 1 3 ammeter and 3 voltmeter method. 2 anderson’s bridge. 3 calibration and testing of single phase energy meter. 4 calibration dynamometer type of power factor meter. electrical machines-ii laboratory 2 institute of aeronautical engineering dundigal, hyderabad - department of electrical and electronics engineering electrical machines-ii labaratory list of experiments www.doorway.ru name of the experiment page no 1 open circuit short circuit test on a single phase transformer 3 2 sumpners test

1 3 ammeter and 3 voltmeter method. 2 anderson’s bridge. 3 calibration and testing of single phase energy meter. 4 calibration dynamometer type of power factor meter. Electrical Machines Lab-II (ELPC) L-T-P Internal Marks ExternalMarks Total List of Experiments 1. To perform no load and blocked rotor test on a three phase induction motor and determine the equivalent circuit parameters. 2. To perform load test on three phase induction motor to obtain the performance characteristics. 3. Engineer Manual No. DEPARTMENT OF TEE ARMY EM Office of the Chief of Engineers Change 1 Washington, D.C. 3 May Engineering and Design LABORATORY SOILS TESTING 1.

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