How to take vector group test of a transformer? Suppose we dont know the vector group of transformer, how to check its vector group through test? I have 3 transformer DYn11 & DYno& Ynd11, how to confirm its vector group?

1 Answers  

---

State angle criterion.

0 Answers  

---

Why CT secondary is grounded?

11 Answers   GE,

---

What work have you done on full chip Clock and Power distribution? What process technology and budgets were used?

0 Answers   Divis Laboratories, Intel, Sainor Labs,

---

why the NGR (neutral grounding resistor) always OFF during DG off?

0 Answers   Bhel,

---

Hi ,what the accurate method to set correct(In) over load to protect the 3~ motor

4 Answers  

---

How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system?

0 Answers  

---

how does a liquid starter reduce the starting currents?

0 Answers  

---

what is the speed of mixie?

5 Answers   Keltron, TCS,

---

what are the accessories need to be added while doing estimation for the following: 1.MCCB 2.MCB 3.ACB

0 Answers  

---

What is purpose of reactor?.What is different between line and bus reactor?

0 Answers  

---

what rectifiers is and what are the types of rectifiers?

0 Answers  

---