what is the formula for building wiring to get the main breaker.

1 Answers  

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last week we did the REF relay test by closing single pole (R phase) of CB and apply 380V at the primary of delta transformer. we get 33A at the primary of the R phase star end. but we get 380A at both R an B in delta side. how and why?

1 Answers   Siemens,

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i completed my DEEE. and i want to electrical c license. how to get it..?

0 Answers  

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which relay is used for both detection & correction?(there is only one relay)

2 Answers  

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what is a 3 phase power formula ?

5 Answers  

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when transformer oil should be filtered/tested?

3 Answers  

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How can we increase the capacity of Energy.?

0 Answers  

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what is the benift of HT metering & LT metering

1 Answers  

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Hello friends, Can anyone explain the concept of zones in Bus bar protection and how can we differentiate the main zone and check zone in Bus bar protection

1 Answers   ABB, NCC,

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what is relation between vector group of transformer and its load hormonics?

1 Answers   Sanmar,

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Why r u using pf panel. what the uses

0 Answers   Standard Chartered,

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What is voltage

5 Answers   TATA,

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