What happen if LV supply is fed to a HT motor?

Answer Posted / suresh

due to low voltage less magnitic fied to rotate the motor
when we must rotate initially. no torque developed.
testing purpose ht motors run on lt supply through dimmer.

Is This Answer Correct ?    81 Yes 11 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

I have motor 1500 HP and , 4160 V , 60 HZ , then i need the rating of transformer which can feed that motor ??

1401


define the non synchoronism of synchoronous machine in general g or m??

1447


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.

902


how 650 volts creates? where is use?

1746


What is difference between YNyn0 and YNyn ??

1810






if we have a industrial load of 400 kilowatts with 415 volt AC then how much total harmonic distortion (thd%) should be acceptable for steady power system.

1575


Let me know that how i calculate the alternator sub tranciant reactance and tranciant reactance.

2102


solor panels arrange some angle,panel is flat fitted energy was produced or not why?

1414


what is the meaning of impedance protected in instrument cooling fan

2799


how to find the resistance and gap volatage of the diode??

1555


How harmonic block test are conducted on relays ( Siemens,Areva ect )power transformer using omicron kit?

1758


Hi, My plant daily consumption is calculated as 3.8MWH but my supplier has sanctioned an power of 2.6MW per day. how can i equal or distinguish this two factors

1450


What is the safety of UPS?

1288


What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?

1383


What is an iron loss or core loss pi?

631