Answer / sak

SF6 is a good insulator medium, it takes less quenching time, thats why it is used on high voltages

Answer / hasan mehdi

Bcoz it has high arc quenching.

Answer / ankit_17aug

gas qunching good meduim then use

Answer / eedeepak

sf6 is the best material till now because it's ability to extinguish arc

Answer / manju

In ht side current is very low

Explain what is use of lockout relay in ht voltage?

0 Answers  

Why are the cores of large transformers built up of circular transactions ?

0 Answers  

what are cable earthing and bus earthing trucks?when and where they are used?

1 Answers  

2 electric bulbs of 100w,200V are put in series & the combination of each bulb is supplied to 100 V . the power consumption of each bulb will be????????

4 Answers  

Please explain me abt PQ diagaram in the power sector.

0 Answers  

What will happen if 33 kv is given to a 11/0.415 kv Distribution transformer?

2 Answers   SECL,

What is the use for cable entry in control room?

0 Answers  

Why is it preferred to use a wattmeter(s) to measure power in three phase systems rather than using a combination of other instruments e.g. voltmeters, ammeters etc?

2 Answers  

TYPE'S OF BREKAR ,WHAT IS TRANSFORMAR & SAFTY. STARTER DOL & STAR DELTA STARTER.

0 Answers   Amtek,

Is neutral transformer can be called as control transformer?

0 Answers  

What is difference between miniture circuit breaker and module case circuit breaker up to 63Amp.

7 Answers   MSPL,

Application wise, where we should use AC motors and where we should DC motors?

1 Answers   Nespak,