what is the common earth
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we have two motors 1250kW,6.6kV to be coupled on the same shaft ,so please provide assistance for their synchronisation.
how long will take to burst/damage for a CT when secondary in open condition? Experienced: During switchgear testing(Primary current injection test) some of the CT are in open condition, but nothing happen's why?
why core of transformer in square or rectangular why not in circle or ellipse if this what happens
if the load is 80 amp for main fuse and 100 amp for breaker so how can we calculate the cable size (cooper ) .
what is motor contrl center .
what is 3 phase motors
what is the formula for calculate the turns in Transformers
who to select a swicth fuse unit......?
how to calculate restraing current and operating current for differential protection if 20 mva transformer is OLTC 33 kv/11 kv ? and what should be the type and ratio of CT?
Tell me about Simence PLC 'BLOCK'.How many types and what for.
how i meggar value of 11kv alternator winding.and with meggar.
give me battery AH calculation in U P S