what is the voltage level which is used in transformer short circuit test

1 Answers  

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there is a # KVA Transformer of 11 KV/440V, in simple(not use formuia) how can you calculate it's HT & LT side current.

5 Answers   Construction, wbsedcl,

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What is meant by field loss in a DC motor?

1 Answers  

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what is the d/f b/w dol & star delta starter.

2 Answers  

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what is disadvantages of high power factor

4 Answers  

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what is an invertor A.C.?

1 Answers   Ami Tech, Shubham,

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why we use star connection in HT motor? and delta connection in LT motor

2 Answers   npcc,

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EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

0 Answers  

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what the good value of earth resistance test

3 Answers  

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Sir, I need a power supply at 380V. The supply I get in three phase is rated 415V. The total supply I have from the supply company is 70KW. Kindly inform if it is better to use a voltage stabiliser for this purpose or a transformer

3 Answers  

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how can calculate static 3phase 4wire CT & PT operated energy meter constant when calibrating using refference meter suppose we have 11kv/110v PT and 30/5A CT, the meter constant is 160imp/kwh, where meter is showing MW energy? give me solution which constant i feed in my refference meter for calibration of energy meter?

3 Answers  

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In our factory so many iron pillors are exists for supporting the shed/Hangar. If do more no of earthings at one piller instead of doing more earth pits in many locations and running earth strip around the hanger, I can save the money. Please suggest this method is acceptable as per Is specifications though the Earth resitance of the farthest piller is with in the limits as per IS specifications.

0 Answers   HAL,

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