Answer / varadharajan

it has two tapping(1s1-1s2-1s3). primary current of first tapping is 200A,second tap 400A, secondary current is 1A

Answer / satya

Here CT Primarary current rating is 400-200 and Secondary rating 1 Amp

How To increase Knowledge Of boliler regarding To Only Electrical Field..

0 Answers  

---

WHAT IS THE DIFFERENCE BETWEEN AN ACB & mccb 7 WHAT IS THE CRITERIA WHEN TO USE WHICH OF THE TWO

0 Answers   Jk Tyres,

---

how current flows in circuit?

11 Answers  

---

How to calcualte the total number of cells required for particular UPS of some X KVA with 3 and 5 hours back-up?

1 Answers   JLL,

---

what happens when the supply frequency to the tube light is reduced to 25Hz....?

5 Answers  

---

how much current capacity of 300 sq. mm cable (4 core aluminium) and 150 sq. mm cable ( 4 core aluminium)

3 Answers   Bhel, RR Kabel,

---

what is the affect of earth's magnetic field on the frequency used in aircraft???

0 Answers  

---

What is the problem, if a circuit breaker is not closing.

4 Answers   KSEB, L&T, Siemens,

---

What is the function of NER and NET?

0 Answers   Asian Paints, GHH RAND,

---

what is the formula to find battery back up of ups?

3 Answers  

---

what are the materials used in HRC fuse

3 Answers   Bhel,

---

If two hack saw blades, seperated by 1mm thick paper,are connected across 230volts, and immersed in water,then they start getting heat. This is fact,i dont know how they get heated.Blades are not directly connected together. Please if anybody knows the fact ,revert back to me

3 Answers  

---