How Many Turns are Required for an Induction Motor in Different Voltage Levels?

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SUMMARY

The discussion focuses on the required number of turns for the stator design of an induction motor at different voltage levels. For a single-phase motor designed to operate at 230V AC, approximately 500 turns are needed per pole. When the same motor is designed for lower voltages, such as 110V AC, the required turns decrease to about 346. The relationship between the number of turns and voltage is critical, as reducing the number of turns allows for the use of thicker wire, which decreases resistance.

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shoeb
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I want to known the stator design of an indiction motor. How may turns required for each pole. For exmple if a single phase motors is designed to run at 230v ac, how may turns required in each pole. If the same motor is designed to be run in lower voltage (say 110v ac or 12v ac) what will be the required turns in each pole? Definitely wire required in lower vltage required thicker than higher voltage as the power will be same. Is there any guide to know this?
 
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shoeb said:
If the same motor is designed to be run in lower voltage (say 110v ac or 12v ac) what will be the required turns in each pole?

It's the current that induces the flux. So constant current → constant flux.

The self induction in the coil is proportional to N2, N = number of turns. Reducing N, you can use wire with bigger cross sectional area, thus the resistance in the wire will be reduced by a factor N2 / N1.

So roughly: Say N230V = 500, N110V will be ≈114.

Edit: Sorry about that: . . . . N110V will be ≈346.
 
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