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If we have 630kva step down transformer to operation 3 phase motor 150 kva which size of cable is used? at circuit breaker to 3 phase motor or to electrical board
1 3711why name plate detail HP/KW rating of a motor is different from measured value HP/KW using formula?
1 5153Can somebody tell me the type and amp of transformer used to implement 600VA UPS? Thanks in advance.
1 3285If two generator running parallel, at that condition both ngr Taken in line or taken any one ngr, but why any one or both Ngr in line? Ngr is use for which purpose?
3 8338Q2). When 3 dice are simultaneously thrown, which of the following would be obtained? (a) Result 1: “A 5, a 3 and a 6” (b) Result 2:” A 5 three times” (c) Result 3:”A 5 twice and a 3” (d) All three results are equally likely. (Musigma Question)
2 4818Does the electricity supply authority send its customers power (kW) or voltape (V)? Asked by Ivan Muliro
2 4543the inertia constants of two machines are respectively 30and 42 MJ per MVA.when the change in frequency due to change in load in first machine is 12 Hz,the change in second machine frequency will be?
1 7768how to interlock 2 incomer,1 buscoupler MCCB,like we interlock an ACB... pls answer this question and if possible send me the ckt diagram..
2 16319Post New Electrical Engineering Questions
WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers
What is resolver and glass scale in CNC how they work?
How you give clearance to a spare feeder.
How earthing of switchgear system to be done.
What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer
Draw a SLD of HT distribution EB grid up to users Transformer?
why we can use 1 to 5V dc
I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.
what is the importance of earthing system on the generators big capacity and small?
what is meant by impedance & transient protection?
what is the size of cable for 15kw motor and 85 meter cable length using with vfd
The inventer is a battery, but if lost current at home u will turn on the fan but the is AC and inventer battery is dc . Then how the fan was rotating. What device Or machine in fan converst the Dc power to Ac power
what are the Alarm, Trip & Safety equipment (Issues) present in Power Transformers pls Mail it to ashokbabunhce@gmail.com
Why line VTG = √3 phase VTG in star? How?
Whether amorphous core transformer is available in India?.If available then up to what rating of voltage and KVA?.
