Interested to Buy Any Domain ? << Click Here >> for more details...
in VFD when freq is reduce the voltage will reduceor not if
it will reduced upto ...
- 8 Answers
- 10137 Views
- I also Faced
- E-Mail Answers
Answer Posted / arvind
In vfd when frequency is reduce the voltage will increase.
it is difficult to say that upto what level it will
increase or decrease, but speed can be find out by using
the formula.
Ns=120f/p
where f is frequency
p is poles
| Is This Answer Correct ? | 0 Yes | 5 No |
Post New Answer View All Answers
In constant power region of 3-phase IM torque-speed characteristics, if frequency increases flux A does not alter B decreases C increases D none of above
What should be the protection scheme for a 15kw, 3-phase motor working in a lathe machine.
Could the power factor on electrical system can affect the registration of the kwhr meter or the CT/PT?
What is meant by harmonic distortion?
what will be the maximum winding temperature of 6.6kv HT motor 450kw, Full load current 49A. 50Hz Frequency.
What is the high series capacitance winding on high voltage power transformer ?
In a tap changing transformer where is the tap connected, is it connected in the primary side or secondary side?
how you will decide the distance between the power transformer and its fencing
How to control motor gearbox speed and friquency? If length of cable and dia given, how to measure the voltage drop?
What is the limitation of kirchoffs law?
WHAT IS LOAD CELL
high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...
Which material is used for the core of a transformer and why?
how we do Vector group ,magnetic balance and tap changer test in Transformer?
What is cross over distortion? How it can be eliminated?
