how u change the vector group of a transformer like DYN1 to ynd11

2 Answers  

---

how to calculate the step resistance for slipring induction motor,how you deside the no of step for that?

0 Answers   ABB, Visa,

---

Why are the laminations insulated from each other?

0 Answers  

---

How phase to phase voltage comes 440V.

0 Answers  

---

what material used made for the resistance,for the purpose of zero temperature coefficient?

2 Answers  

---

---

what is high voltage in india?

11 Answers   Essar,

---

what is the operation of Control Module(CM),MONITOR Module(MM), MONITOR Module DUAL (MM2),Signal Module(SM),Isolator Module(IM), please some one reply me.. the operation and application of these in FIRE ALARM SYSTEMS...

1 Answers  

---

principle of power export and import in captive power plant.Is it depends upon voltage,current or frequency?Plz explain briefly.

1 Answers  

---

how to select a air/vacuum circuit breaker.is there any thumb rule???

1 Answers  

---

If a ACB breaker is tripping and closing problem, then what will we check internal..?

3 Answers  

---

What is the difference between single phase, 2phase, and 3 phase motors?

2 Answers  

---

Electromagnetic torque developed by the motor is compared to shaft torque. A less B same C depends on motor design D more

3 Answers  

---