What is the difference between an ELCB and a RCD?

2 Answers   Schneider,

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how and why are capacitors are used to improve powerfactor?

4 Answers  

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HOW VFD USED IN ENERGY SAVING

8 Answers   ITC Infotech,

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what is 3rd Harmonics? how it is generated in alternator

2 Answers   Aditya Birla,

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can we use ps class in combination with protection class in differential protection and over current protection.

1 Answers  

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Hi, We have have the major losses between BBT ( Bus Bar Trunking) to LT Incomer & LT to HT incomer, how to arrive the losses?

1 Answers  

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why we use primary delta connectin in hight voltage transformer

2 Answers  

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it is used to measure the potial difference between two point?

2 Answers  

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if we convert watt into kva,which one formula use by us,pls tell me?

16 Answers   ABB,

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what is impedance in a transformer? how can i calculate it?

1 Answers  

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WHAT HAPPENS IF FUSE IS CONNECTED TO NEUTRAL WIRE

5 Answers  

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What is notching in dc machine?

0 Answers  

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