I want to do a mini project. Now I'm studying in 6th semis
tor EEE Engineering.
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draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.
what is meant by directional earth fault and non directional earth fault? describe both.
why we use star connection in HT motor? and delta connection in LT motor
IDMT relay are mostly used for protection against..??? 1)Earth Fault 2)Inter turn fault 3)Overloading 4)None of the above
. What should be the minimum and maximum ohmic value for earthing?
how to calculate cable size with respect kw
how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size
What do you mean by boost voltage in case of battery charger?
What is the acessaries distribution transformer ?
Our Alternator nameplate specifies a power factor of 0.8. When the Alternator is on light load, the bus bar voltage rises to 11240 volts, whereas the standard value is 10500 volts. Is it ok to increase the power factor to 0.85 or 0.9. I am afraid because the power factor on the name plate is only 0.8 ?
Currently what is the highest capacity (MVA) of SPPg generator available in the market?
Which power will flow first if we switch on a motor Active or Reactive? How?