Answer / joseph vennel

There is no minimum value for BDV of a transformer oil. BDV of the oil represents the insulation level of the medium, in this case oil. More the BDV value the better. New Transformer oil has a typical BDV of 60 kV/mm.

Answer / arun.r

bdv value depend upon voltage ratting


call 7389944985

what happens when current(ac or dc)flowing through a boucket of water?please describe it.

3 Answers  

---

If we need 4c× 50mm sq cable but it's not available so we can pull 4c×25mm sq two cables?

0 Answers  

---

what is the use of the puls transformer in UPS & how it works???????????

0 Answers  

---

What is the Derating factor of power cables when exposed to direct sunlight in (both PVC & XLPE).

1 Answers  

---

What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing?

1 Answers  

---

In three phase supply why we use R Y B Colour not other.

4 Answers  

---

What is the difference between circuit breaker and isolator

0 Answers  

---

I WANT TO KNOW LONGFORM OF CT/PT USEDIN POWER PROJECTS OR HT SWITCH YARD.

7 Answers  

---

What is the fullform of NS fuse

2 Answers   Google, JAL International,

---

During the testing of Electrical Equipment the test cables should not touch the equipments. For that testing engineers use to cotton rope to hang the cable from measuring Equipment to testing equipment terminal. Please explain the technical reason for this practice.

1 Answers  

---

what are the affects of loose connection in electrical circuit.

14 Answers   HP,

---

what is thresold of perception

0 Answers  

---