What are the earth resistance Standards of 66kv sub
stations according to indian norms.
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how we are measuring the winding temperature of the transformer?
In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)
HOW TO CALCULATE THE CAPACITOR RANGE FOR LOAD FOR PF IMPROVEMENT? EXPLE:FOR 65 HP LOAD HOW TO CALCULATE CAPACITOR RANGE?
12 Answers Al-Malik, All Star Electric, GEC, Reliance, Universal Industries,
why we use low kv lightining arrester in line for example 9 kv using in 11kv
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tell me about sf6 breakers
why in an electrical lab a bulb connected to supply goes off slowly when the main supply is switched off?
you have a 2 tonne ac that operates for 2 hrs daily what will be you monthly bill (this is complete question asked nothing else was given)?
what is the relation between reactive power and power factor for the what is the limit of reactive power and power factor
Why different types of connection in transformers are used? (star/star,star/delta,delta/star,delta/delta)Why we are only taking in consideration of star/delta type transformers? if only star/delta is good in practice where doses other type of transformers are used? Note: i want to know place of using different types of transformers other than Star/delta type with brief description.
which phase is preferred for connecting 1 phase vt used for synchronizing OHL? WHY?
what is the senstivity and stablity? what is different?
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