Answer / saurabh awasthi

Through magnetic coupling

Any link for Electrical objective type questions ?

0 Answers  

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explain maximum demand factor

1 Answers   Sterling,

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what is mean by lookup table in microprosser.

1 Answers  

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Triping principle of ELCB&RCCB? wht is the difference between these two?

2 Answers  

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Pls mail me utility & Dg related question with answer

0 Answers  

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If a ACB breaker is tripping and closing problem, then what will we check internal..?

3 Answers  

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Percentage losses in power generation?

0 Answers   Nespak, Trimax,

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One of our gas turbine generator unit "1st stage rotor ground fault" alarm was occured several times. we tried to measure some voltage vulue ground fault protection relay (UNS3020a made by ABB and we measured the value of: Ground: 0.9VDC 5V: 5.8VDC 24V: 23VDC u+: 300 – 350mVAC Rf1: 17.5mVAC Rf2: 17.6mVAC The unit still running and the alarm was reset. As of 6pm yesterday and unitl now no alarm happened again. I our protection relay was defective?

1 Answers  

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no EB power DG is not starting?

6 Answers  

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how we can convert 3 phase to single phase without using any transformer

8 Answers  

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can we use metering current transformer as protection current transformer if not why? & if yes why?

5 Answers   Wartsila,

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Can we indroduce the principle of single phase induction mator to Transformer? i.e. by Producing rotating flux in the transformer.

0 Answers  

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