HOW many type of Circut Breaker in the world used in 400 kv
substation?

Answer Posted / veerender

Above 220kv SF6 CB are used..

Is This Answer Correct ?    12 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to flameproof electrical motor on the shaft?

1526


Which capacitor is preferred for high voltage and frequency?

588


PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

1411


How much costly in percentage wise is sandwich busduct costly than air insulated busduct of any rating?

1351


why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.

2614






why only exciting current is shown not primary current in transformer???

1388


In a synchronous motor. if start is running at high speed.  What will be the starting torque : Higher Lower Zero

1241


why r we using shell transformer for low voltage

1537


can i connect wavetrap in 2 different phase in EHV line?

1363


Explain about Leakage Test.

1445


How grounding is different than earthings?

713


Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

1187


how does ELR works? explain

2146


What are the different circuits in thermal power plant?

709


What is the minimum IR value of HT/ LT cable? Pls post separetely!!!!!

1934