What is the operational principle of direct current current transformer and direct current potential transformer?if possible plz reply with ckt. diagram.

1 Answers  

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why we are connecting the alternator to a steam turbine of higher RPM then the rated RPM of alternator? For example:( connecting 1500 rpm alternator to 7600 rpm steam turbine). we can directly connect the same rpm turbine to alternator know??? is there any special reason ???

2 Answers  

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What is the function of under voltage release ?

0 Answers  

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Simultaneous trip of incoming and outgoing breakers of 400kv/220kv trnasformer. What are the probable causes?

2 Answers  

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what is load cell? whrere its used ? how to measured?

2 Answers   Essar,

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i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?

0 Answers  

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Why transformer is not rotating?

20 Answers   BARC, Nerolac,

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What is mean CT Saturation? How to calculate?

13 Answers   NCC,

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Pl. share your experience about industrial-electronics repair of machine tool.

0 Answers  

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what is the different between earth leakage relay and earth fault relay?

5 Answers   ME,

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Define de-sensitivity?

0 Answers  

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why transmission voltage is 230kv and not 220kv which is a multiple of 11

1 Answers   Mettur Thermal Power Station, Siemens,

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