Answer / s.k.

For power TR's : 15,20,30,45,75 MVA , they have 21 taps
then the 2dry wdg. should meets the required kV
so , when the tap at the lower step( tap 1), it results the
lower kV at 2dry.

Name two types of electrical analogous for mechanical system.

0 Answers  

---

can i connect REF and Differencial relay in 1 CT core for transformer protection?

0 Answers  

---

why neutral wire thin than phase wire in 4pole conductor

5 Answers   Hero Honda,

---

if we convert Ampers into kva,which one formula use by us,pls tell me?

10 Answers   ABB,

---

what is the proximity & ferranti effects can you explain to me

1 Answers   APTransco,

---

IN A MAGNETIC MATERIAL HYSTERYSIS LOSS CAN'T BE REDUCED TO ZERO. HY?

3 Answers  

---

How to protect the water pump by no load running.

9 Answers   Cushman Wakefield,

---

what is the difference between main meter CT and check meter CT?and what is the difference between main meter PT and check meter PT?

2 Answers   Tesco,

---

If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.

0 Answers  

---

How grounding is different than earthings?

0 Answers  

---

Why Hg means mecuiry used in vaccum mesuring unit?

2 Answers   Manhattan,

---

What is the difference between SSR drive& AC drive?

1 Answers   ITC Infotech,

---