what is meaning of bus riser

0 Answers   TeamLease,

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what are the specifications for Dc cables of higher rating

1 Answers   Reliance,

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If you touch at the end welding machine, will you have shock ?

1 Answers  

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what is the difference between 2-phase and 3-phase?

1 Answers  

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Can anyone please give me the parameters , formula needed to calculate the circuit breakers for building services.Thanks

0 Answers   Bhel,

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In IDMT RELAY the term minimum (M) indicates what?

7 Answers  

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The capacitive reactance of a capacitor of 1/(2(PI)) F at 10^3 H is

0 Answers  

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For 132 KV line, PT or CVT which is prefered for measuring & protection? is there any IS or IEE standard available?

1 Answers  

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how can we minimize the off load losses of a distribution transformer which is required to be energized 24x7 ?? capacity of the T/F is 1250 KVA and off load losses are around 2.0 KW.. can we use capacitor bank at the secondary of such a T/F to overcome off load losses? please elaborate briefly...thanks

2 Answers  

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what is meant by distance protection ? how distance protection relay function ?

1 Answers   ABB,

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Mention the value of earth resistance and factors on which it depends on.

1 Answers  

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What is the difference between phase, neutral wire and earth cable. if neutral is connected to ground, y we need earthing cable? what difference in hot and cold wire? do neutral wire carry current?

1 Answers  

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