Answer Posted / pushpendra kumar
Variable frquency Drive, principle of the same is by
regulating the frequency, we can regulate the speed of
drive
Example - n=120f/p
Where,
n - speed
f - frequency
p - nos of poles
By the equation we can calculate the all parametes shown
above.
| Is This Answer Correct ? | 57 Yes | 6 No |
Post New Answer View All Answers
anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS
what is the difference between b c d curves on mcb
what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?
What is core CT & it's function?
Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.
What do you mean by a current transformer?
Define corner frequency?
1)What is a Triode? What are its uses? 2) What is a Triac? 3) What is a Thyristor?
what is POTT and PUTT explain?
what is the current setting for different relay protection for transformer .
A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE
How does cost of generation from hydropower plant compare with other sources of electricity?
what is a vector protection in transformer
Would you recommend to replace all oil filled cables with xlpe cable for hv transmission with the current technolgy for xlpe cable?
where the lexical paramater will use in fron end?
