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 3008why name plate detail HP/KW rating of a motor is different from measured value HP/KW using formula?
1 4409Can somebody tell me the type and amp of transformer used to implement 600VA UPS? Thanks in advance.
1 2607If 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 6790Q2). 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 3509Does the electricity supply authority send its customers power (kW) or voltape (V)? Asked by Ivan Muliro
2 3579the 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 5783how 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 14777Post New Electrical Engineering Questions
Mention the methods for starting an induction motor?
What is a differential amplifier?
What are the different types of hydro schemes?
Hello seniors m an engineering student in 3rd yr..i want to know what are the software course in electrical field?i wanted to do certification course but i dont know much about the course?..Regards
Please brief what is sinewave
What does ampere turns shows?
Why do you have to use Protecion relay with the function MTB ( Mechanical Trip Button ) for electrical system.
If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?
What is d main advantage of using double circuit 3 phase transmission ?
What is mean 2XWY
Does the direction of rotation of d.c. Shunt motor would get reversed if the armature current and field current both are reversed?
State and define ohm’s law?
how to enter inverter parameter? without manaual?
in our all power plant have connected in grid and grid voltage and plant voltage is same, but as per as electrical concept the power will transmit from high potential to low potential but here altough same,then how power transmit from power plant to grid.
Define delay time.
