At what condition differential relay will act in transformer and ht motor?

1 Answers   Equate,

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In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?

0 Answers  

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The gauge indicates the number of amps, but what about voltage? How voltage rating (for wire or fuse) determined?

0 Answers  

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It is being often experienced that due to single phasing fault of any source transmission line of any closed loop synchronized circuit all the power transformers with primary stared trips but the power transformer with primary delta wont, why ?

1 Answers   MSEB,

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what is mean by lookup table in microprosser.

1 Answers  

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what is TPN

5 Answers  

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what is the power factor of the megnetising component of transformer

1 Answers   Allied Group,

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What is a differential amplifier?

0 Answers  

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what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?

0 Answers  

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a motor's measured current is 45amp,whereas the rated current is 38 amps but still it is running ,how?

5 Answers  

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what is the relation between voltage & frequency

11 Answers  

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pls tell what are doing the three phase motor star and delta connetion with circuit diagram and control wiring .

0 Answers   Mukand,

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