When both contractor star & delta is hold in star delta motor ?? So what happen in this case ??
Post New Answer View All Answers
What is the relationship between voltage,current & frequency?
is it value of power factor is more than unit. whats effects in the source supply
would the same effect be achieved by reversing the connection to one winding of the induction motor 3-phase?
How to select HT/MV cable size ?
what is the isolation transformer. what is the isolator?
I am experienced with house and industrial wiring but I don't have any licence how can I apply an licence and which type of licence i can get i didn't complete deee just only experience
Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????
How you calculate the repturing capacity of a HRC fuse
On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?
How many types of faults are there in 3 phase power system?
What is creepage distance..... what will be the value for different voltage level
hi friend i am going too attend for hpcl in this month please help me by sending written test question papers i am in the stream of E.E.E
what type of earthing do for dry fissure rock?
how to setting Load amps tripping time and extra settings for load Transformer protection relay with RMU panel using C&S model relay..?
in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients