Answer / guest

due to difference in accuracy of measuring and protection
coil cost of measuring coil is very mush higher

Answer / ramesh

thanks for you r ipermation

why the neutral of power transformer is always earthed?

1 Answers  

---

How to calculate the electrical load for a standard telecom BTS shelter and capacity of DG set required to cater to this load?

3 Answers   Bhel, INDUS, Indus Towers,

---

what is the criteria for selection of conductor used for ehv ac electrical dischrge

0 Answers   National Productivity Council,

---

hi frnds.....anyone get any reply from HPCL. I HAVN'T.....B,COS written will b on FEB 17 th.

1 Answers   HPCL,

---

What is the difference between Isolator & Load Break Switch?

7 Answers   Infotech,

---

An 11kv system consisting of an underground cable to a sub station about 300 meters away was shut down for about 10 hrs. On energising, it tripped off on earth fault about 10---20 mins later 6 times but since than it is not tripping.its already 3 weeks now. The SPAJ was found to be fine. what could be the cause.No test had been done to determine the cause of the trippings till now because of demand.

2 Answers  

---

what is the effect of higher value of GD???

0 Answers   VEPL,

---

How to see the inductance in a transmission lines

0 Answers  

---

what is the importance of Partial Dischage test for Electrical Equipments

0 Answers  

---

what is the difference between scaler and vector control in drive and where it is to be used ?

1 Answers   Essar, TCS,

---

Why in 6 KV XLPE cable termination kit used and why not in 380 V xlpe cable same is not used

0 Answers  

---

explain harmonics in simple words..........

3 Answers   HMT,

---