why breaker closing coil gets burnt if supply is continously provided to it.
It is short time rated ,say about 5 seconds max .
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How check electrical motor winding.
how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply
What is the major differences between RCCB & ELCB? If we use ELCB of less sensitivity why does it trip often and can we control it from tripping?
if field winding of synchronous generator are shorted on each other will it start or burn or run for short time like induction motor
hello freinds what is advantage and disadvantage of plc again dcs?
how to calculate cable size by amp
How to know motor winding is star or delta connected without see the information table and winding connection ?
What is eddy current & eddy current loss ?
Mathemetical Relation Between KWRH and KWH?
what is the formula of knowing the clabe size on any load?
what is the working principle of soft-starter & how it diff. from VFD ?????????
150 hp moter how many kwh in 1 hour and what forfula 3 phase kwh.
5 Answers College School Exams Tests, CPCL, Syncom, Thermax,