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6SL3352-1AE36-1CA0
6SL3352-1AE36-1CA0
6SL3352-1AE36-1CA0
①启动电流的影响减小:首先电动机将串联电阻R接入电源之后,因为R上是有电降压,所以在电动机上面的典雅减少R的压降,所以这时候的电动机的启动电流逐渐减少了,这也就是第一个影响,启动电流的影响逐渐减小。
②改善机械特性,提高转矩:绕线式电动机的转子在串联电阻启动的时候,就会出现在转子绕组中出现串联一级或者是若干级的电阻,可以达到一个减小启动电流的目的地,而在启动后逐级的切断一个电阻之和,就可以让电动机正常的运转了,这样也是能够改善机械特性,还能够提高启动转矩。这就是第二个影响,改善了机械特性,提高了转矩。
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