Can Induction motor run at over rated speed? ( 15oo rpm is rated speed for 50HZ. is it possible to ride 3000 RPM with same motor with the help of VVVFD for continues ride of 100HZ)
3 9442HT motors are generally connected in star, what will be the effect if we connect HT motor in Delta?
6 17249What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)
2119how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply
6 20064when we are going to higher voltage level in substations why we are using Sf6 circuit breakers instead of Vacuum circuit breakers.
3 5909what is the formula to calculate the fuel consumption of a diesel generator at different diferent load.
4 24763Hi Recently I got one formula that is Impedence of Xformer = Rated KVA/Root 3 * secondry voltage OF Xformer. Is it Right??????
2 4797Post New Electrical Engineering Questions
Usually in the L & T make MCC feeders' power circuit,we have BMR after the MAIN CONTACTOR.,can we interchange their position, keeping the control logic same???
what are all types of cross section in AC cables?
In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..
what is difference between speed mode and torque mode in motor?? explain in simple words please.
What is slope...? Explain slope 1 and slope 2...?
How out of step protection relay works?
explain different losses in a transformer.
how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.
Define sensitivity?
what is settable hystersis protection? If any body knows plz kindly post the answer..
What does the kvar means?
how we design a pannel to start 10HP motor with the help of star delta starter?
sir, i am 3 years diploma course pass out candidate.what type of certificate can i got in marine service.
how electical engineer is related to apsrtc (general) post? if they ask a question in interview as why did u choose this job what shd be answer
Why do we use copper cable for HT Supply and why not Aluminium?