Answer / amar pandy

it ranges from 11kv to 220kv

Answer / vipin singhal

230v

How do you select a cable size(cu&Al)for a particular load?

2 Answers  

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what is the name of transformer oil.

15 Answers  

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why transformer neutral and CT Secondary neutral is connected to earth?

3 Answers   NCC,

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Give details of your interested designation, the post you are interested to serve the company better and explain why you think you can serve the company better in such position if employed?

0 Answers  

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If a transformer primary winding operates at 240v, the secondary at 120v and the load is 1500w & the transformer is rated at 92% efficient, what's the current flowing through the primary winding of the transformer? What is the formula for finding this?

0 Answers  

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How to detect voltage vector shifting in interconnection protection.

0 Answers  

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What is the types of HT motor testing

0 Answers   ABB,

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why the efficiency of the dc machine is high ,when it is operated as a generator?

3 Answers  

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what is the maximum current carrying capacity of a 95 sqmm cupper under ground cable laid partialy in land and partialy in ground?

4 Answers  

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HELLO EVERYONE, I RECENTLY HAVE FOUND ONE PROBLEM, I WAS TAKING NO LOAD TRIAL OF AN HT MOTOR 920 MOTOR , 1440 RPM , 6.6 KV, WITH AUTO TRANSFORMER. AT 450 V, LOAD WAS 40 AMP AND SPEED WAS 250 RPM. BUT AS WE INCREASE VOLTAGE FROM 450 TO 480V, LOAD BECOME 41 AND SPEED REDUCED TO SOME RPM . SO WHICH PHENOMENON ACTED HERE FOR REDUCING SPEED.?? AND IS IT HAPPENING ALWAYS OR IT IS RARE? I ALSO HAVE FACED SUCH PROBLEM WITH FEW LT MOTOR ALSO.

0 Answers  

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Why we use Delta connection in the secondary side of a High Voltage transformer?

1 Answers  

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how to find out basic difference between ELCB,MCB AND RCCB on seeing the materials?

1 Answers   L&T,

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