Answer / niladri

its mean the multiplication of secondary voltage & current
of transformer.

Answer / sudarshan

1250 kva is rating of transformer & it is apparent power
Apparent power=VA
TRANSFORMER TRANSFORM ENERGY WITHOUT CHANGING FREQ.
WE GET POWER IN SEC. SIDE CORRESPONDING WITH PRI. SIDE
KVA=√3VA
=1.73VA

Why we use Fuse in transformer in secondary side.Why we dont use fuse in primary side?

1 Answers   Care,

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How to check the Bushings of the transformer?

0 Answers  

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What is meant by rating error prevention in breaker??

1 Answers   L&T,

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the current which flows during lightening is ac or dc,,,,,,,,,,, WHY

6 Answers  

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how to size H.T & L.T Panel ?

0 Answers   Schneider,

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What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

0 Answers  

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if a single phase 3 hp submersible pump of Crompton Greaves is moving in reverse direction and sometimes it moves in rigth direction ,then what may be the cause....

2 Answers   Crompton Greaves,

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what is meant by distance protection ? how distance protection relay function ?

1 Answers   ABB,

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what type of protection used below 132KV feeders

11 Answers   APTransco, Telecommunications, wbsedcl,

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how to calculate insulation level of transformer?

0 Answers  

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I HAVE A 1 MVA TRANSFORMER, I WANT TO KNOW THE FAULT LEVEL OF THE SYSTEM ( WHAT IS FAULT LEVEL PLEASE EXPLAIN WITH EXAMPLE)

5 Answers   Alstom,

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An automatic water heater is an example of which type of control system?

0 Answers   GE,

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