if 20 hp motor starts directly stars and contenious run .
what will be the effect.
Answer Posted / mallikarjuna
Dear all readers so that if we 20hp motor start directly in
star nothing will happen and starting current will
less,suppose if connect to the motor in DOL starter the
starting current is 5-6 times full load the starting
current is around 150 amps ,when we connect to the star the
starting current is 60amps
| Is This Answer Correct ? | 3 Yes | 5 No |
Post New Answer View All Answers
Difference between field rheostat and armature rheostat.
why dc is used in control circuit for mv & hv switchgear instead of ac
What are the different types of dams?
what is mean by ideal infinite bus? why it is required to consider in fault short circuit calculations?
Define cuttoff frequency?
Best way to measure the Soil resistance of rocky soil, three probe method and four probe method
what is POTT and PUTT explain?
Which motor is 3.3 or 11kV more reliable, in terms of efficeancy,maintenance, reliability.
what is the electrical?
what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?
why ht motors are star connected?
how i can calculate the size for fire cable
what will happen when the dc supply is given to the capacitor?
We need to current density & short circuit calculation at 65kA for aluminium & copper busbar.
Testing report of Earthing of 3.15 MVa PTR.