IF we have three 30KW motor, these motors are connected in
DOL, star-delta and VFD respectively, what will be the fuse
rating for the above three?
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I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA
Is there a diode made that works with AC 120 volt 20 amp? If so can it completely stop all current flow in 1 direction at all times?
According to underground cables a) stress b/w sheath & conductor is high b) inrush of core & conductor
harmonics filter
Please give me a erda placement paper
What is the ratio of Booster transformer?
What is the unit of magnetic flux density?
why the India electrical supply transmission loss is high when compare to us
i wasted one year for the job after completed my btech what can i say about 1year time in interview
What is principle of Floroscent tube 36watt.
Can RCD's used to protect the VVVF drive if not why.
What is power distribution criteria for converting single phase unbalanced residential load to 3 phase star connected balance system. Does total KW converted to 3 Phase. Means Divided by root 3.
HELLO EVERYONE, I RECENTLY HAVE FOUND ONE PROBLEM, I WAS TAKING NO LOAD TRIAL OF AN HT MOTOR 920 MOTOR , 1440 RPM , 6.6 KV, WITH AUTO TRANSFORMER. AT 450 V, LOAD WAS 40 AMP AND SPEED WAS 250 RPM. BUT AS WE INCREASE VOLTAGE FROM 450 TO 480V, LOAD BECOME 41 AND SPEED REDUCED TO SOME RPM . SO WHICH PHENOMENON ACTED HERE FOR REDUCING SPEED.?? AND IS IT HAPPENING ALWAYS OR IT IS RARE? I ALSO HAVE FACED SUCH PROBLEM WITH FEW LT MOTOR ALSO.
what will be project cost for 100 kv transformer connection under oyt scheme.
what is proper capacitor placement? How to evaluate capacitor size?