Answer / meenakshi

its a device or combination of devices which is mainly
intended for the purpose of making,carrying and breaking of
electric current in a circuit under normal condition or
also under abnormal(faulty)condition.

How to conduct Magnetic Balance Test, Measurement of Excitation Current (both on HV- and LV-side) and vector group on a 1000 KVA distribution transformer. There is a neutral on HV side.

1 Answers  

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which types of tests are required after commissioning of 6.6 kva tranformer?

3 Answers   Reliance,

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What is the formula to calculate the rating of a three phase trnasformer

1 Answers  

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in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?

0 Answers   apspdcl,

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what types of fault occurred in transmission line ? which protection function senses the fault?

1 Answers  

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What is advantages of ungrounded neutral?

2 Answers  

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In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

0 Answers  

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what is significance of B-H curve? how it differs form ordinary transformers to Amorphous Transformer?

2 Answers   BARC,

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how to calculate short ckt current of trafo. ex.3-ph 3MVA trfo. 11/440, impdence voltage=7.25%

1 Answers  

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What are the functions of different Parts of Alternator?

2 Answers  

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what is the frequency of direct current(dc)?

12 Answers   Cognizant, University,

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what are the advantage of UG cables over the over head lines

2 Answers   DVC,

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