Why is shaft current insulation required on large motors & when should it be checked i.e. before or after assembly?

2 Answers   Aramco,

---

WHAT IS THE MINIMUM IR VALUE FOR CABLE CHARGING

4 Answers   Google,

---

what are the types of 3-ph. generator protection

2 Answers  

---

How to calculate KW saving for power factor correction from 0.92 to 0.98 at 350KW load?

5 Answers   Heidelberge Cement,

---

Why in India distribution transformer are connected in Dyn11 when we know capacity of v-v connection can be increased by adding only a single transformer?

1 Answers   CSPL,

---

During regenerative breaking= A rotating magnetic field is reversed B slip is positive C torque is positive D slip is negative

0 Answers   Core Solutions,

---

WHY DIODE IS CONNECTING ACROSS SWITCHES

5 Answers  

---

WHAT IS MEANT BY SHEATH VOLTAGE IN 132Kv cable?

0 Answers   L&T,

---

Sir Power transformer :- (in generating station) Alternator terminals side - Delta HT transmission line side - Star Why?

4 Answers   Kirloskar,

---

what is the formula to calculate voltage drop/loss on 66KV Transmission Line?

0 Answers  

---

What is auto changeover and how it works plz write details.

3 Answers  

---

IF we have 500kva transformer & know the current on HT & LT side, how can we consider for its breaker?

5 Answers  

---