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标 题 |
更新时间 |
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西门子热过载继电器3RU61161CB0
3RU11160AB0 3RU61160JB1 3RU21261JB0 3RU21160DC1
3RU11160AB1 3RU61160KB0 3RU21261JC0 3RU21160DJ0
3RU11160AC1 3RU61160KB1 3RU21261JJ0 3RU21160EB0
3RU11160BB0 3RU61161AB0 3RU21261KB0 3RU21
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2014-11-05 |
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西门子热过载继电器3RU59001C
3RU11160AB0 3RU61160JB1 3RU21261JB0 3RU21160DC1
3RU11160AB1 3RU61160KB0 3RU21261JC0 3RU21160DJ0
3RU11160AC1 3RU61160KB1 3RU21261JJ0 3RU21160EB0
3RU11160BB0 3RU61161AB0 3RU21261KB0 3RU21
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2014-11-04 |
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现货供应西门子接触器3RT50541AP36
3RT50341AB00 3RT60241AP00 3RT59755AD31 3RT50646AR36
3RT50341AC20 3RT60241AQ00 3RT59755AF31 3RT50646AU36
3RT50341AF00 3RT60241AR60 3RT59755AM31 3RT50646AV36
3RT50341AG00 3RT60241BB40 3RT59755AP31
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2014-09-30 |
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3RU21164AJ0特价供应
3RU11160AB0 3RU61160JB1 3RU21261JB0 3RU21160DC1
3RU11160AB1 3RU61160KB0 3RU21261JC0 3RU21160DJ0
3RU11160AC1 3RU61160KB1 3RU21261JJ0 3RU21160EB0
3RU11160BB0 3RU61161AB0 3RU21261KB0 3RU2116
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2014-09-30 |
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西门子接触器3TF5322-0XM0
接触器(Contactor)是指工业电中利用线圈流过电流产生磁场，使触头闭合，以达到控制负载的电器。接触器由电磁系统（铁心，静铁心，电磁线圈）触头系统（常开触头和常闭触头）和灭弧装置组成。其原理是当接触器的电磁线圈通电后，会产生很强的磁场，使静铁心产生电磁吸力吸引衔铁，并带动触头动作：常闭触头断开；常开触头闭合，两者是联动的。当线圈断电时，电磁吸力消失，衔铁在释放弹簧的作用下释放，使触头复原：
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2014-09-28 |
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