Synchronous and Full Load Speed of Induction Motors

Synchronous and approximate full load speed of amplitude current (AC) induction motors

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Synchronous and full load speed of AC electrical motors are indicated below:

Speed (rpm)
Number of Poles Frequency (Hz, cycles/sec)
60 50
Synchronous Full Load Synchronous Full Load
2 3600 3500 3000 2900
4 1800 1770 1500 1450
6 1200 1170 1000 960
8 900 870 750 720
10 720 690 600 575
12 600 575 500 480
14 515 490 429 410
16 450 430 375 360
18 400 380 333 319
20 360 340 300 285
22 327 310 273 260
24 300 285 240 230
26 277 265 231 222
28 257 245 214 205
30 240 230 200 192

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Related Topics

  • Electrical - Amps and electrical wiring, AWG - wire gauge, electrical formulas, motors and units

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