Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / shrirang
when the induction motor is run above the synchronous speed
the induction motor feeds active power in the three phase line
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..
which type of cabel
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?
what is your majour contributions in your present job
If i have two 3000 kW motors and the whole facility requires a 10 MVA transformer. What would be better installing two 5 MVA transformers(one for 1 motor ) or just a single 10 MVA transformer for both of them. Give reasons for your answer.
Define load factor?
In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..
why high speed tripping relay will be used in tripping circuit why not normal relay
In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil
what ispositive, negative, zero sequence impedence?
WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION
How do u analyse protection fault when vcb tripping on load
what is the IEC standard for Power Cable installation in onshore (like in direct buried ground or above groung)
What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.
why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??
