is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details
1559What is the comparision (advantages / disadvantages) of 110V, 60 Hz system to 230 V, 50 Hz system.
2 7753A dc motor running on dc drive whose input is 3ph AC what will happen if we change the phase sequence of dc drive for e.g (R Y B) is connect as R B Y, will the motor run as same as previously running before changing phase without any effect
4 7112Post New Electrical Engineering Questions
why wire sizes are 3/29 or 7/29 and why not wire sizes are 2/29 or 6/29?
How we can come to know the substation range,without go through any name plate ?
what kind of quetions will ask in BHEL in interview? Plz help me?
What’s electric traction?
Hi Friend I am used multimeter to measure the voltage between R Phase(SS1) to R Phase(SS2). In SS1 is connected with UPS loads. But I am getting voltage between these 2 R Phases. Please give some idea friend
what is metering cum synchronizing panel and how it is used?
in Contactor opearation Why there is a difference in the values of the operate and release voltage in case AC supply
why we use sinosidal voltage / current instead of others in system?
In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?
The 3 phase 400 hp 440 volt slip ring induction motor do not take one phase amps why ? The motor is running good condition
Why transformer used in UPS??
sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com
Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?
May I know how much values to be set for earth fault, over current and short circuit values at 11kv side? I have 11kv van 1250amps rating. Present it's taking load 80amps?
-What should be minimum value of insulation resistance and maximum value of earth resistance at any electrical instillation and what is method of testing the same.