Why is starter necessary for a three-phase induction motor?
Answer Posted / pramitha
A reduced voltage is applied at the starting,and the
voltage is increased to the rated value,when the motor has
picked up speed.the reduced voltage is obtained by using a
starter.
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
1 “earthing” for bonding of equipment and circuits to common plant earth electrode potential, 2 “protective earthing (PE)” when this bonding is required for personal safety provisions 3 “grounding” for interference suppressing bonding of screens, sys-tems with ground level 4. low-impedance earthing ? 5.primary earthing system and secondary earthing system what is that? 6.earthing electrode or mesh net earthing electrode ? very confusing , simple but very informative help required ? i will be very very thankful to you guys.
Capacitor is load free component but why ampere meter shows current when capacitor bank breaker close?
Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?
What is meant by positive and negative feedback?
What will be the voltage regulation of a full load and 0.80 power factor lagging load transformer when a two winding single phase transformer has a voltage regulation of 4.5% at full load and unity power factor?
How one may guess the direction from which the distribution line is incoming if there is no pole plate on poles?
. How to calculate the Short Circuit Impedance in Transformer? How to calculate the Short Circuit Impedance in Transformer?
Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?
After completing iti in electrician, how can i get certificate of electrical supervisor? What ia requirements. For it?
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
Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?
Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?
What do you mean by lighting transformer?
Why we use 4-20 mA Analog signal for the PLC input? Why not 0-20 mA? Why not 5-25 mA?
which model T or pie model is prefarable in power syatem