WHY WE USE 4-20mA

5 Answers   Coca Cola,

---

Basic philosophy of applying 3P tripping for uptill 132KV switchyards & for 132KV & above 1P/3P tripping is used.

1 Answers   L&T,

---

What is mean by single phasing used in distribution of electricity in rural area of maharashtra state?

3 Answers  

---

state the working principle of incondenscent tube?

0 Answers  

---

witch pump used in wtp

0 Answers   Dalkia,

---

---

what is the significant for using two types of voltage(line voltage & phase voltage)

1 Answers   NTPC,

---

How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system?

0 Answers  

---

1 ph induction motor winding priniple and connection diagram?Similarly for 3 ph induction motor?Full description

0 Answers  

---

How to calculate cable rating for 3 phase supply?

0 Answers  

---

what is the significance of terminal voltage and phase sequence in the operation of paralleling of two generators?

0 Answers  

---

which type of harmonics minimum produce in 12 pulse rectiformer transformer? a)3rd b)5th c)7th d)11th

4 Answers   Power Grid, Powerica,

---

what is SMDB

6 Answers  

---