Answer / m a k

no
nitrogen uses only when t/f is in standstill condition &
with out oil. while breather come under use when t/f is in
service condition.

why we use four type of phase angle difference between pimary & secondry winding of a transformer & where we use them?

0 Answers   Grasim,

---

Transformer cores are laminated in order to A simplify its construction B minimize eddy current loss C reduce cost D reduce hysterisis loss

0 Answers  

---

how to calculate the knee point voltage of current transformer?

2 Answers  

---

what will be the min and max voltage flow from neutral to earth?

0 Answers  

---

how to find three phase complex power in per unit and MVA?

0 Answers  

---

Why LED light has advantage of rapid reflection ,although other lights alse reflect.? and this light is considered to be best for transmission usage in case of Free optics

0 Answers  

---

what the function breaker failure scheme, how is it operated

0 Answers  

---

How to measure the capacity/rating of a distribution transformer in KVA?

0 Answers  

---

Even when a particular generator in a generating station is under maintenance we are still able to maintain the same power output. How is this possible? Does the tie line between 2 generating stations have a role to play in it?

1 Answers   NTPC,

---

What is meant by Energy Efficient Transformers??? give significance

1 Answers   MahaGenco,

---

What is the operating range(tolerance) of voltage and frequency of grid supply in india?

10 Answers   BARC,

---

How to control speed of DC motor with AC power?

7 Answers   vguard,

---