ABCDEFGHIJKLMNOPQRSTUVWXYZAAABACADAEAFAGAHAIAJAKAL
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Last modified 2nd of January 2022
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Produced by Richard Parsons
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https://things-in-motion.blogspot.com/
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Number of phases
3
Based on "Distribution, coil-span and winding factors for PM machines with concentrated windings" by S.E. Skaar and K.R. Nilssen
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Warning: I have only checked my calculations for accuracy against 3 phases. It is unlikely that this sheet works for different numbers of phases.
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q
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No. Slots
Number of Poles
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2468101214161820222426283032343638404244464850525456586062646668707274
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30.500.250.170.130.100.080.070.060.060.050.050.040.040.040.030.030.030.030.030.030.020.020.020.020.020.020.020.020.020.020.020.020.020.010.010.010.01
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61.000.500.330.250.200.170.140.130.110.100.090.080.080.070.070.060.060.060.050.050.050.050.040.040.040.040.040.040.030.030.030.030.030.030.030.030.03
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91.500.750.500.380.300.250.210.190.170.150.140.130.120.110.100.090.090.080.080.080.070.070.070.060.060.060.060.050.050.050.050.050.050.040.040.040.04
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122.001.000.670.500.400.330.290.250.220.200.180.170.150.140.130.130.120.110.110.100.100.090.090.080.080.080.070.070.070.070.060.060.060.060.060.060.05
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152.501.250.830.630.500.420.360.310.280.250.230.210.190.180.170.160.150.140.130.130.120.110.110.100.100.100.090.090.090.080.080.080.080.070.070.070.07
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183.001.501.000.750.600.500.430.380.330.300.270.250.230.210.200.190.180.170.160.150.140.140.130.130.120.120.110.110.100.100.100.090.090.090.090.080.08
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213.501.751.170.880.700.580.500.440.390.350.320.290.270.250.230.220.210.190.180.180.170.160.150.150.140.130.130.130.120.120.110.110.110.100.100.100.09
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244.002.001.331.000.800.670.570.500.440.400.360.330.310.290.270.250.240.220.210.200.190.180.170.170.160.150.150.140.140.130.130.130.120.120.110.110.11
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274.502.251.501.130.900.750.640.560.500.450.410.380.350.320.300.280.260.250.240.230.210.200.200.190.180.170.170.160.160.150.150.140.140.130.130.130.12
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305.002.501.671.251.000.830.710.630.560.500.450.420.380.360.330.310.290.280.260.250.240.230.220.210.200.190.190.180.170.170.160.160.150.150.140.140.14
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335.502.751.831.381.100.920.790.690.610.550.500.460.420.390.370.340.320.310.290.280.260.250.240.230.220.210.200.200.190.180.180.170.170.160.160.150.15
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366.003.002.001.501.201.000.860.750.670.600.550.500.460.430.400.380.350.330.320.300.290.270.260.250.240.230.220.210.210.200.190.190.180.180.170.170.16
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396.503.252.171.631.301.080.930.810.720.650.590.540.500.460.430.410.380.360.340.330.310.300.280.270.260.250.240.230.220.220.210.200.200.190.190.180.18
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427.003.502.331.751.401.171.000.880.780.700.640.580.540.500.470.440.410.390.370.350.330.320.300.290.280.270.260.250.240.230.230.220.210.210.200.190.19
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457.503.752.501.881.501.251.070.940.830.750.680.630.580.540.500.470.440.420.390.380.360.340.330.310.300.290.280.270.260.250.240.230.230.220.210.210.20
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488.004.002.672.001.601.331.141.000.890.800.730.670.620.570.530.500.470.440.420.400.380.360.350.330.320.310.300.290.280.270.260.250.240.240.230.220.22
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518.504.252.832.131.701.421.211.060.940.850.770.710.650.610.570.530.500.470.450.430.400.390.370.350.340.330.310.300.290.280.270.270.260.250.240.240.23
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549.004.503.002.251.801.501.291.131.000.900.820.750.690.640.600.560.530.500.470.450.430.410.390.380.360.350.330.320.310.300.290.280.270.260.260.250.24
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579.504.753.172.381.901.581.361.191.060.950.860.790.730.680.630.590.560.530.500.480.450.430.410.400.380.370.350.340.330.320.310.300.290.280.270.260.26
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6010.005.003.332.502.001.671.431.251.111.000.910.830.770.710.670.630.590.560.530.500.480.450.430.420.400.380.370.360.340.330.320.310.300.290.290.280.27
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6310.505.253.502.632.101.751.501.311.171.050.950.880.810.750.700.660.620.580.550.530.500.480.460.440.420.400.390.380.360.350.340.330.320.310.300.290.28
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6611.005.503.672.752.201.831.571.381.221.101.000.920.850.790.730.690.650.610.580.550.520.500.480.460.440.420.410.390.380.370.350.340.330.320.310.310.30
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6911.505.753.832.882.301.921.641.441.281.151.050.960.880.820.770.720.680.640.610.580.550.520.500.480.460.440.430.410.400.380.370.360.350.340.330.320.31
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7212.006.004.003.002.402.001.711.501.331.201.091.000.920.860.800.750.710.670.630.600.570.550.520.500.480.460.440.430.410.400.390.380.360.350.340.330.32
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7512.506.254.173.132.502.081.791.561.391.251.141.040.960.890.830.780.740.690.660.630.600.570.540.520.500.480.460.450.430.420.400.390.380.370.360.350.34
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7813.006.504.333.252.602.171.861.631.441.301.181.081.000.930.870.810.760.720.680.650.620.590.570.540.520.500.480.460.450.430.420.410.390.380.370.360.35
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8113.506.754.503.382.702.251.931.691.501.351.231.131.040.960.900.840.790.750.710.680.640.610.590.560.540.520.500.480.470.450.440.420.410.400.390.380.36
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8414.007.004.673.502.802.332.001.751.561.401.271.171.081.000.930.880.820.780.740.700.670.640.610.580.560.540.520.500.480.470.450.440.420.410.400.390.38
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8714.507.254.833.632.902.422.071.811.611.451.321.211.121.040.970.910.850.810.760.730.690.660.630.600.580.560.540.520.500.480.470.450.440.430.410.400.39
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9015.007.505.003.753.002.502.141.881.671.501.361.251.151.071.000.940.880.830.790.750.710.680.650.630.600.580.560.540.520.500.480.470.450.440.430.420.41
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9315.507.755.173.883.102.582.211.941.721.551.411.291.191.111.030.970.910.860.820.780.740.700.670.650.620.600.570.550.530.520.500.480.470.460.440.430.42
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9616.008.005.334.003.202.672.292.001.781.601.451.331.231.141.071.000.940.890.840.800.760.730.700.670.640.620.590.570.550.530.520.500.480.470.460.440.43
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9916.508.255.504.133.302.752.362.061.831.651.501.381.271.181.101.030.970.920.870.830.790.750.720.690.660.630.610.590.570.550.530.520.500.490.470.460.45
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10217.008.505.674.253.402.832.432.131.891.701.551.421.311.211.131.061.000.940.890.850.810.770.740.710.680.650.630.610.590.570.550.530.520.500.490.470.46
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10517.508.755.834.383.502.922.502.191.941.751.591.461.351.251.171.091.030.970.920.880.830.800.760.730.700.670.650.630.600.580.560.550.530.510.500.490.47
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10818.009.006.004.503.603.002.572.252.001.801.641.501.381.291.201.131.061.000.950.900.860.820.780.750.720.690.670.640.620.600.580.560.550.530.510.500.49
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68
Z
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SNumber of Poles
70
2468101214161820222426283032343638404244464850525456586062646668707274
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31111111111111111111111111111111111111
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61111111111111111111111111111111111111
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93313313313313313313313313313313313313
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122121212121212121212121212121212121212
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155555155551555515555155551555515555155
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183313313313313313313313313313313313313
77
217777771777777177777717777771777777177
78
244241424142414241424142414241424142414
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279939939919939939919939939919939939919
80
305555155551555515555155551555515555155
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3311111111111111111111111111111111111111111111111111111111111111111111111
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366323616323616323616323616323616323616
83
39131313131313131313131313113131313131313131313131311313131313131313131313
84
427777771777777177777717777771777777177
85
45151551535151553155151511515515351515531551515115155153515
86
488482848184828481848284818482848184828
87
51171717171717171717171717171717171171717171717171717171717171717171171717
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549939939919939939919939939919939939919
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571919191919191919191919191919191919191191919191919191919191919191919191919
90
601051052510510110510525105101105105251051011051052510
91
632121721217321721217213721217212112121721217321721217213721
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6611111111111111111111111111111111111111111111111111111111111111111111111
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692323232323232323232323232323232323232323232312323232323232323232323232323
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7212643122123461211264312212346121126431221234612112
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752525252552525252552525252552525252552525252512525252552525252552525
96
78131313131313131313131313113131313131313131313131311313131313131313131313
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8127279272792727327279272792727327279272792727127279272792727327
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8414714714727147147141147147147271471471411471471472714
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872929292929292929292929292929292929292929292929292929292912929292929292929
100
90151551535151553155151511515515351515531551515115155153515
101
933131313131313131313131313131313131313131313131313131313131311313131313131
102
9616816416816216816416816116816416816216816416816116816416
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9933331133331133331133311333311333311333311333113333113333113333133331133