WHAT AC (HI VOLTAGE TEST) VOLTAGE SHOULD APPLY FOR 33KV CABLES.EXPLAIN IN DETAIL

12 Answers   NTPC, Voltech,

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why is neccessary Tap changing of power transformer with in a certain time

1 Answers  

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what are the components of a start and stop motor control?

2 Answers  

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What is type of transformers?

3 Answers  

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Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

0 Answers   ABB,

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WHY WE ARE EXPRESSING KW-HR AS UNIT OF ELECTRICITY.........?WE CAN EXPRESS IN ANOTHER UNIT.....?

4 Answers   Summit Power,

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resitance in ac=1.6*resistance in dc

3 Answers  

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15 kva dg set single phase takes 63amp( approximate) while same rating 15kva three phase takes 35amp approximate. why ? and what will be per phase current for 15 kva

2 Answers   TVI,

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How to desaturate a saturated CT of PS Class?

4 Answers   Electrical,

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How to calculate load taken by a cable?

3 Answers  

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What is the difference between isolators and electrical circuit breakers? What is bus-bar?

0 Answers  

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Can you explain the phase displacement between primary and secondary of power transformer of any vector group(for ex)?

1 Answers  

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