Why the resistance grounding (NGR) is better than Solid grounding?

5 Answers  

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Why 3 over-current and 1 earth fault relay is used on primary side of transformer? Why 2 over-current and 1 earth fault relay in used on secondary side of transformer?

1 Answers   Adani,

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is ac supply can store

0 Answers  

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What should be the minimum depth of ground laid 66 kv ht cable?

3 Answers   L&T,

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750kva 11/415kv transformer having percentage impedence is5.64%. 11KV HV whose current 39.37A and 415V LV whose current 1043.43A.resistance is 2.5ohm. find no load loss and full load loss?

2 Answers  

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What is the operating range of voltage and current in grid supply in India?

4 Answers   BARC,

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In which working principal temperature transmitter work.explain in detailed.

0 Answers  

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For a Potential Transformer(PT), the primary neutral terminal must be grounded before energization. Why....? What will be heppend if we energize the PT without grounded the primary neutral point? Why..........?

2 Answers  

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what is the different between rms and average value

1 Answers   Finolex, TATA,

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Can someone explain how does an IDMT relay works.

1 Answers   AFM,

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what is the difference between UPS and INVERTER?

5 Answers   Techno Engineering,

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what is the form factor of DC voltage

5 Answers  

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