Answer / mf.khan

Transformer size can be calculated on Maximum Dammand Load.

For 122KV MV Switchgear fault level should be 350MVA.

Answer / ravindra

Transformer rating calculated in KVA. We can measure any
transformer rating from its HT & LT Bushing.

why make protection 85% of winding?

1 Answers  

---

earth also having a gravitational force (magnetic field of north and south)but it attracts any object compare to this theartifical magnetic cant perform same as earth why?

0 Answers  

---

what is the difference between 2-phase and 3-phase?

1 Answers  

---

If a generator of generating station produces 100MW rated output then what will be the rating of the step-up transformer connected to it?

5 Answers  

---

what is the difference between b c d curves on mcb

0 Answers  

---

why induction motors are of lagging type and not leading type

9 Answers   Bhel,

---

can indirect loading be called as phantom loading?

0 Answers  

---

When PRV operated at power transformer ,can anybody tell me particular pressure for 50mva transformer plzzz.

1 Answers   BWSSB,

---

In what voltage EHT works(133/132/33/66kv?

3 Answers   Adhunik,

---

WHEN THESE TRANSFORMERS WINDINS CONFIGURATION ARE USED? SPECIALLY EXPLAIN REGARDING STEP UP AND STEP DOWN KEEPING IN MIND.AND REGARDING LOAD ALSO. a.star to delta b.delta to star c.delta to delta d.star to star ALSO EXPLAIN WHY V USE 415/415 TRANSFORMERS IN TUBEWELLS?

1 Answers   ABB,

---

What is the specification of service line (ie from electrical post to cut out) used by electricity boards used in india.i mean which material,its size etc.. please give the answer at lalkishan.p@gmail.com

0 Answers  

---

1 kva how much amps? How to calculate ?

2 Answers   L&T,

---