Answer / babu

CT may be selected 1/2 of full load of the transformer

Answer / k.prakashchandra

NCT should be similar to line CT's

WHY THE SYNCHRORONOUS MOTOR IS NOT SELF STARTING, AND WHY THE STATOR AND ROTOR IS COUPLED?

3 Answers   Essar, GCUF,

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Recently we had experienced following problem All RCCB breakers (connected to the load as well as spares) connected to various UPS systems at various floors at a high rise building tripped during a power break down and upon starting up of generator.This Generator is recently inducted into the installation. Can any one explain the reason behind this tripping. Regards Viswanathan

1 Answers  

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Which material is used for the core of a transformer and why?

0 Answers  

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why we did not get shock by touching +ve OR -ve busbar (Which are going to supply cell voltage) of Rectifier- Tranformer in electrolysis plant?

4 Answers  

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Can without battery on line UPS,off line UPS or Invertor works please brief.

5 Answers  

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how to calculate ups and battery rating

2 Answers  

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Can anybody tell the formula to calculate temparature rise in the cable with respect to current?

1 Answers  

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what is meant by trivector meter?

2 Answers  

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What is relation between transmission lines & Communication lines ?

0 Answers   NTPC,

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how the fan is switched off immediately switching off the switch?

2 Answers  

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where lt & ht capacitor used

0 Answers  

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my company total load is 1000kw, 415volt, all load are inductive load. incoming powerfactor is .8. we want to have0.95 pf connecting capacitors. so now how much rating of capacitors we have to connect? show how?

3 Answers  

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