what is ring main unit?

1 Answers   Otis,

---

can anyone tell me the website for star-delta control diagram?

1 Answers  

---

hoe to select the cable size in sq mm for certain load?

5 Answers   TCS,

---

If the Brsh of DC motor is shifted by 90 deg, then MNA will shift by --degree.

5 Answers   GATE,

---

why booster transformer is used in sumpners test conducted on transformer????

0 Answers   Cooper,

---

TYPES OF TEMPERING OF ENERGY METER

1 Answers  

---

what is the role of reactive powerin transmission and distribution?

3 Answers  

---

i have 90kw motor.so i choose connect cable .please what is parameter checked so please give to formula

0 Answers   May Baker,

---

What is the maximum allowed kwa through 2.5mm cable. Electric company installed 2 electric meter at my premises . Two jumper wires of 2.5 mm are used to connect . 2 single phase meters with allowable load 6 and 3 kwa. These jumper wires are taken from a 3 phase electric meter. Meters are in open Sun. What max load these wires can take.

0 Answers   KESC,

---

comparision between ACB and VCB

0 Answers   Lupin,

---

at the time of starting back emf of a motor is zero.so how can it will start to run??

1 Answers  

---

why the Current transformers secodary is shorted to ground (In metering and Protection)

2 Answers  

---