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What is the difference between relays and contactor construction wise?
why we can use 1 to 5V dc
In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?
1600 KVA ka transformer hi aghar lt side par 800A aur voltage 420 ho to HT side ki cable ki rating keya ho gi?
is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details
what is negative d.c. voltage, why this voltage is used in base transciever station.
what is the minimum winding resistance of 30hp compressor, to run or to switch on
i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.
What is the difference between acs 550 & acs 850
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Why use in ht motore
how are reversing the direction of dc motor
What is the previous name of Cox's Bazar
what is circuit recombiner and how it is different from circuit breaker
What is a compensator?