State the difference between Surge Arrester and Lightning
arrester,Both are same or not?
Answer Posted / gunasekaran
if we using outdoor substation that is LAS if we use indoor
or switch gear that is surge arr ester both are not
conducting power frequency over voltage
| Is This Answer Correct ? | 1 Yes | 14 No |
Post New Answer View All Answers
following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?
what is meant by neutral compensation factor and where it is used
how to calculate the no load current in transformer?
Give the expression for the frequency of oscillations in an op-amp sine wave oscillator?
What are the different towers used in 132kv transmission line? what are the differences between the P,R,S towers used in 132KV and detailed explanation
what is the clear formula to calculate cable size for a load
what is negative and zero impedance in 3 phase induction motor ??
Bimetal strip used in overload relay what is that,which types of material used for that & percentage.
I want the details about BHEL company examination.Can anyone able to help me please.
What happened ,If 3 phase clearance not maintained in 33KV Line,11KV LIne etc?
HOW DOES THE ELECTRONIC ENERGY METER WORKS?
What are the different power system losses and how can it be eliminated?
sir please send me iocl written test paper in my e-mail account. i'll be obliged to you........ thank u roshan
What is the difference between a fuse and a breaker?
Define non-touching loop.