Answer / sukhi

Multiplying factor is the

Main CT Ratio × Main PT Ratio
_______________________________

Meter CT ratio × Meter PT Ratio

Why do we use series motor to start our car?

2 Answers  

---

why overload relay is not tripped at time of starting of motor allthough staring current is too high?

5 Answers   TATA,

---

why we are used D.c. voltage in L.T.side or controling side.we can use UPS also ,in place d.c. voltage

5 Answers   ABB,

---

why the colour of insultor stack , petticoat is brown. Is it has some technical reason.

0 Answers  

---

the inertia constants of two machines are respectively 30and 42 MJ per MVA.when the change in frequency due to change in load in first machine is 12 Hz,the change in second machine frequency will be?

1 Answers  

---

How to conduct the Magnetic Balance test on Power Transformer?

0 Answers  

---

In our domestic single phase line if you don't have a ground connection (earthing)how will you separately use earth in a specific power supply board.

1 Answers  

---

in an electronic tri vector meter when the current and voltage sequence changes ? what is the effect of phase sequence on recording of meter

0 Answers   L&T,

---

what is the difference between 3 phase 3wire &3phase 4 wire meter?what is the advantage of 3p3w over 3p4w?

1 Answers   L&T, MahaDiscom,

---

HOW TO CONVERT SQ MM OF A CABLE TO DIAMETER, EG. CABLE SIZE IS 185SQ.MM WHAT IS THE DIA OF THE CABLE??????????????

3 Answers   Parsons, SWAN,

---

WHAT IS THE FULL FORM OF ONAN ( TYPE OF COLLING IN TRANSFORMER)

7 Answers  

---

What is the difference between a 3 winding and 2 winding Potential Transformer

0 Answers   Engineers India,

---