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Why we use less dia. fuse and conductors at H.T. side, although we use higher dia. cables on L.t. side?
RRB,
4 8166a 650 KVA diesel generator is 1500 rpm, voltage is 415V n full load amps is 805 something,when are applied load more than 400 amps it's voltage is dropping, what is the reasons...?
4 8217A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.
2181what is difference between window type and wound type transformers?where we will use window type and wound type transformers?
2257How can transformer oil be used in transformers with voltage rating above its breakdown voltage?
2 4593why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?
1 3495Post New Electrical Engineering Questions
What is the difference between security constraint unit commitment and security constraint optimal power flow?
WHY THE COLOR OF OUTDOOR TRANSFORMER IS BLUE ONLY???
how much maximum load a 2 core (Single phase) 16mm aluminium wire can take ?
What is the function of RCBO? What are the different sensitivity ratings & each application?
What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?
why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.
we use capister for power factor. when we use capaciter in dg circuit than defect dg. can we use capaciter bank for dg circuit
i need to give section engineer (electrical engineer) for RRB. Please suggest some book
can any one tell in easy method for circulating current ??
How 3 phase invertor works?
why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?
What is the difference between the impedance percent and impedance voltage ?
What determines the thickness of the lamination or stamping?
Meaning of ingrace protection for motor.for ex IPXY
The ripple frequency in output of fullwave bridge rectifier is a. Half the input b. Twice the input c. Same as input
