Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / muthu kumaran
initially there is no back emf in motor and so current due to the supply voltage flows fully thru the motor.
for EX:230v supply resistance of motor is 0.15ohm -->I=230/0.15=1350.but the rated I is 45A.so that the motot gets damage.so we need to use the starter
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?
Why arc quenching is used in Diode ?
i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.
we have 3 single phase transformers. how will we generate 6 supply from 3 phase supply input
Difference between HRG and NGR. Are they both the same thing
What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?
differnce between single acting and double acting solenoid valves
What is the formula for calculating the Instantaneous Short Circuit & overcurrent for any breaker
Which device of PlC does share load between DG sets when DG are running in perallel?
HOW TO CALCULATE CAPACITOR BANK OR HARMONIC FILTER CALCULATION
How do u analyse protection fault when vcb tripping on load
in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain
can anyone send me some sample question regarding power grid corp
How many size of cable required for a 300m long and 30kw inductive lode
How to distinguish whether MCB is DC or AC looking at it physically
