what is KA rating and how can we choose switchgears on applications

0 Answers  

---

what is the difference between the HT Cable and LT Cable ?

28 Answers   Intergulf, Prabhat Cables,

---

What do we use in Motor core laminations..???CRGO or CRNGO..and why..????

1 Answers  

---

what is hysterisis loss and eddy current loss? how it occurs?

2 Answers   Aurobindo, MAHINDRA,

---

how to write program by ladder logic in case of PLC operation

3 Answers   Gridco, Sofcon,

---

What are the safety devices on Cumins Diesel Generators from 500 kva to 1500 kva.

1 Answers   Maruti Suzuki,

---

If We are converting the SINGLE PHASE AC into THREE PHASE AC by using STATIC CONVERTERS , then How do we bring the frequency to 50 hz??

2 Answers  

---

Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.

0 Answers  

---

What is the significance of integral controller and derivative controller in a pid controller?

0 Answers  

---

What shocks us , Current or voltage?

21 Answers  

---

how the BDV of the oil will be checked using moterised controled HV SET?

1 Answers  

---

Define over current & earth fault ?how its functioning ?

1 Answers  

---