how we can check the CT & VT?

2 Answers  

---

HOW DISTANCE PROTECTION IS DONE IN EHV TRANSMISSION LINES? WHAT IS THE BASIC TECHNIQ OR FUNDA USED BEHIND THIS ? SPECIALLY EXPLAIN?IMPEDANCE METHOD.

2 Answers   ABB,

---

In case of motor Power Factor Generally We Apply A Capacitor But How Can We Know That A Motor is Running On Very low Power Factor And What Rating Of Capacitor We Have To Place And Tell Me Conversion Of Micro Farad to KVAR>

2 Answers  

---

what is the purpose of NGR?

25 Answers   Assam Electricals,

---

what is the difference b/w permitivity and permeability

1 Answers  

---

---

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,

---

if we convert kw into Ampers,which one formula use by us,pls tell me?

9 Answers   ABB, Essar,

---

what are the components of a start and stop motor control?

2 Answers  

---

What is meant by regenerative braking?

5 Answers  

---

in house wiring when two wires are same colour coding and there is no any connection one end how to find which wire is earthing wire

1 Answers  

---

what are the specifications we must look at to select a relay for any capacity motor?

0 Answers  

---

What is A.C Resistance for Earthing ?

2 Answers  

---