WHAT WILL HAPPEN WHEN THE MOTOR FREQUENCY INCREASED OVER
THE RATED MOTOR RPM THROUGH DRIVE?
Answer Posted / elangeswaran
the motor speed will increase the increase in frequency
lead to more heating due to iron and hysterisis losses as
they are directly propotional to frequency. the mechanical
design also will not support the high speed
| Is This Answer Correct ? | 6 Yes | 0 No |
Post New Answer View All Answers
v/f drive basic princeple
i want some interview related questions with their answers which can help for attend the interviews...
What is the different between conventional MCC and intelligent MCC? Common controller or controller for each bucket
Why are short circuit ratings always 16kA,25kA,36kA and 50kA.Who has fixed these?
what is thresold of perception
placement paper samples of mspl company
What is oscillator circuit?
How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???
What is d main advantage of using double circuit 3 phase transmission ?
What will happen if the d.c. Shunt motor opened accidentally running on no-load has its shunt field winding?
How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend
what's prime importance of protection in electrical system.if protection system don't work properly what can happen in electrical system?
please send previous exams question papers
Explain The Application Of Storage Batteries?
What does a Bode plot tell you?