what is pmg and its use

2 Answers  

---

Why Motors are generally supplied with 3 core cables??? why not 4C??

5 Answers  

---

WHY IS HV WINDING OF A TRANSFRMER SECTIONALIZED???

3 Answers  

---

what happen if position of GNA and MNA is changed in machine?

3 Answers  

---

What the main causes of transient interruptions on Over-Head Distribution Lines?

0 Answers   Orion Laboratories,

---

why Batteries & Battery chargers are used in substation? what is the different between UPS & battery charger?

4 Answers   DLF,

---

given data are load current & power factor cable core size? plz any one update the calculation formula

0 Answers  

---

what is the need of representing AC power in sinusoidal waveform? why not in square or rectangular etc...

8 Answers   Lanco,

---

what is the meaning of TPN

2 Answers  

---

We have a 1275KVA existing Transformer in a power plant project. Customer want to get it test & confirm whether it is a Dyn1 Transformer or not. Pleae let me know how to test it.

1 Answers   Allied Group,

---

what is the difference between CVT & PT?

2 Answers  

---

What is harmonics. How does it get generated and means to arrest harmonics

8 Answers   Airtel,

---