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 8462HT motors are generally connected in star, what will be the effect if we connect HT motor in Delta?
6 15533What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)
1717how 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 18439when we are going to higher voltage level in substations why we are using Sf6 circuit breakers instead of Vacuum circuit breakers.
3 4744what is the formula to calculate the fuel consumption of a diesel generator at different diferent load.
4 23343Hi Recently I got one formula that is Impedence of Xformer = Rated KVA/Root 3 * secondry voltage OF Xformer. Is it Right??????
2 3755Post New Electrical Engineering Questions
Explain thin film resistors and wire-wound resistors
hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...
How many devices can be connected in one zone of FACP
How can we measure earthing resistance test (Earth meggar) of Transformer neutral pit while in live condition?.
Why HT 11 KV Slipring Motors are connected in star ?
Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0
Differentiate between induced emf and self inductance?
What is the type of earth fault protection used in battery? explain.
A system absorbs 100 k J of heat and the increase in its internal energy is 100 kJ; the work done is
how to calculate percentage impedence at 75 deg C at normal tap
What kinds of decision are made about CT from it's Knee point(voltage & current)?
aternator every parts and its working
Why is back emf used for a DC motor? Highlight its significance.
what is rocking arrangement in arc heating
How to calculate Voltage regulation of 22 KV Over head Line.