DS200ADMAH1AAA GE 现货 闪电发货

IS200TPROH1C
IS200TPROS1CBB
IS200TREGH1B(ec)
IS200TRLYH1B
IS200TRLYH1B
IS200TRPGH1B
IS200TRPGH1B(DE)
IS200TRTDH1C

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描述

用交流接触器控制异步电动机的主电路、控制电路和有关的波形图。接触器的结构和工作原理与继电器的基本相同,区别仅在于继电器触点的额定电流较小,而接触器是用来控制大电流负载的,例如它可以控制额定电流为几十安至几千安的异步电动机。按下起动按钮SBl,它的常开触点接通,电流经过SBl的常开触点和停止按钮SB2、作过载保护用的热继电器FR的常闭触点

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