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磁极对数 | 磁极数 | 同步转速 | 电动机转速 | 转差 | 转差率 | 备注 | p | 2p | n0/(r/min) | nM/(r/min) | △n/(r/min) | s | 电动机容量/kW | 1 | 2 | 3000 | 2900 | 100 | 0.033 | 5.5~7.5 | 2930 | 70 | 0.023 | 11~18.5 | 2940 | 60 | 0.020 | 22 | 2950 | 50 | 0.017 | 30~37 | 2970 | 30 | 0.01 | 45~160 | 2 | 4 | 1500 | 1420 | 80 | 0.053 | 2.2~3.0 | 1440 | 60 | 0.040 | 4.0~7.5 | 1460 | 40 | 0.027 | 11~15 | 1470 | 30 | 0.02 | 18.5~30 | 1480 | 20 | 0.013 | 37~315 | 3 | 6 | 1000 | 910 | 90 | 0.09 | 0.75~1.1 | 940 | 60 | 0.06 | 1.5~2.2 | 960 | 40 | 0.04 | 3~5.5 | 970 | 30 | 0.03 | 7.5~30 | 980 | 20 | 0.02 | 37~250 |
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