Answer / a.p.nanjappa

As your DG is a small capacity,it is okFor large DG ,dg
founations are earthed. rubber pads reduce the vibrations.

assume we are put both df/dt and vector surge relay in same bus the df/dt relay setting is +5 hz an -5HZ. we want operat the vector surge relay before the df/dt how i calculate the setting of the vector surge relay.

1 Answers  

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working principle of generators?

4 Answers   Adani, MahaGenco,

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Can we use both Electrical & mechanical interlock between tow breakers? if yes how, please explain

0 Answers  

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Initially, when the input is not equal to the output — what type of response is this?

0 Answers   GE,

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in house wiring when two wires are same colour coding and there is no any connection one end how to find which wire is earthing wire

1 Answers  

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How Flywheel run in DG set, tell in details

1 Answers   Sambhav, TATA,

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What is called limb of a transformer?

0 Answers  

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what is meant by HT&LT?

5 Answers  

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why transformer is rated in kva instead of kw?

1 Answers  

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What are the different protection systems used to protect the transformer internally and externally?

16 Answers  

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what is power factor?

7 Answers   CA,

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how to calculate knee point voltage of current transformer?

21 Answers   Bhel, Bhilai, Jackson,

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