Answer / yoga

Transformer BDV value should be minimum 30kv......

Answer / s.k.shrivastava

27kv one minute stand three times

Answer / lawkush

60 kv at 2.5mm air gap for 1 minute.

Answer / fred

Wow, sure are a lot of conflicting numbers flying around..
Wiki says 12MV/Meter (I assume peak) for un-treated oil and
>24MV/Meter.

Answer / jamil ahmed

If the value found dielectric strength of Transformer oil
less than 40kv regeneration process of OIL will be required
to improve its dielectric strength value.

Answer / prashant agrawal

BDV strength of Transformer oil is 33kv (RMS) for 2.5mm air gap between electrodes.

Answer / sreenu

40KV/2.5 mm gap for 1 minure.

Answer / thakur

It is less than BDV-45KV

Answer / har

40KV

Answer / pp

60 kv/cm IS STANDARD

instead of neutral can we use earth/ground to flow the current in the circuit

2 Answers   Infosys,

how many winding in the single phase transformer?

3 Answers  

What is R/X ratio? I have heard that this ratio is higher in a radial distribution system.Why is it so? I would appreciate a word. Thank you

1 Answers   Power Grid, Vignan University,

How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?

0 Answers   HAL,

Q: How to calculate Transformer losses , tell us by Formula.

0 Answers  

How the electric train gets the supply of electricity? What is the return path of the current?

7 Answers   NTPC,

In an electrical conductor, if current flows because of flow of electrons, then why not the conductor gets thinner day by day???

1 Answers  

what is droop control?

0 Answers   BARC,

what is per unit calculation?looking for simple and strong explanation thk u

0 Answers  

how to calculate fault level?

0 Answers   Mylan,

What is the application of Nitrogen Injection system in Transformer Protection?

1 Answers   HPL,

How vfd saving power.

0 Answers