if we supply to secondary winding how transformer work?

2 Answers  

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how is calculated the quantity of weight in hot test xlpe?

0 Answers   Hirbodan,

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Describe the test procedure to determine the vector group

0 Answers   MPSEB,

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what is grounding & what is the value of groumding rod 2.5m?

3 Answers  

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tell me about your project

1 Answers  

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What is differential relay ? where it can be used?

1 Answers   Scope International,

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WHAT IS THE FUNCTION OF RCCB

2 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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need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.

0 Answers  

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what is H.T?specify the range?

6 Answers  

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What is the breakdown voltage?

13 Answers  

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what the effect will occur if we increase the airgap in induction motor

4 Answers   IES, Tanfac,

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