can induction motor becomes as a generator. if yes how it is possible. if there is a squirrel cage rotor.
6 12510I am interested to know what does 15 KVA DG set actually means? If I dont know the DG rating, is it possible to identify KW by simply knowing the diesel consumption?
2251What makes the difference between 50Hz supply and 60Hz supply which one is economical? What is the use of using increased frequency?
ABB,
5 11012Why does inductor is connected to dc supply? or what is the role of an inductor when connected to DC source?
3 10486what is the distance maintained between the power and data cables with respect to the KVA .... plss give me the formula
1 4262Post New Electrical Engineering Questions
why dc is used in control circuits for MV & LV switchgeras instead of ac
if main CT is of ratio 50/5, and meter CT is -/5 what will be overall multiplying factor of meter.PT is 11000/110 .
hi, i finished b.tech eee in 2008, im worked in dg sets mfg company , now i left job in 6months back, now again i want get job core side, how can i get? is there any couses we have learn to get better oppurtunity? /
What is the actual calculation for transformer short circuit test?.
The efficiency of a 100kva transformer is 0.98 at full load as well as half load , for this transformer what is the Copper loss at full load ?
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?
we use capister for power factor. when we use capaciter in dg circuit than defect dg. can we use capaciter bank for dg circuit
what causes contact chatter when there is no demand on the air conditioning unit?
Why field rheostat is kept in minimum position?
What is meant by coupling capacitor?
1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?
how many stairs have you climbed while you were coming
does buccholz in a transformer use batteries
What will be result if we connect LT votage to the terminal of HT motor?
how to calculate the distance relay faulty zone?pls explain?