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I have 800 Amps MG Fix type breaker It is in on line & it has been given only UV (under voltage)coil connection for tripping purpose.now it is not working properly means its getting tripp so how can i replace it or how can i rectify the problem without destrubing my load??????????
2 4658Two liquids hot and cold in two vessels are there and an metal bar acts as a conductor of heat between the two vessels. what happens then. what happens after 24 hrs?
2261There is air in a room . the top and bottom of the room are at constant temp. T1 and T2. DRAW THE temp profiles if a. T1 greater than T2 b. T1 less than T2
1963What is the temperature PROFILE OF A FLUID W. R. T. Distance from a sphere to which it is IN CONTACT which is at constant temp.?
2121I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.
Bhel,
2183How to design power source say 5KW i/p :415v 3 ph, o/p 5KW constant, variable currnt and variable volatge 10-230v,
2 4686Post New Electrical Engineering Questions
how do u gauge the size of the cable ?for eg. consider a 300 sqmm L.T Cable.How do u determine the size of the cable seeing it pratically?
for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations
How to Preparation of online test
can i use 2000/5A Clamp meter to measure HT cable
How do we find the rating of a transformer, if it got burnt badly.
is ac supply can store
How to do bus bar short circuit calculation for 230KV/11kv, 60 MVA Substation?
Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.
how to flameproof electrical motor on the shaft?
Mention the disadvantages of low power factor? How can it be improved?
why booster transformer is used in sumpners test conducted on transformer????
what is the ms flat constant for calculating earth mat design calculation?
at which voltage level arcing ground is occurs ??????????
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How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
