供应zx1，zx2，zx4，zx9，zx12电阻器

zx1型电阻器适用范围zx1型电阻器适用于交流50hz电压至660v及直流电压至440v的电路中。主要作电动机的起动、制动与调速之用，其容量约为4.6kw。海拔高度不超过2500米；周围介质温度不超过+40℃及不低于-30℃；当+20℃至-5℃时空气相对湿度不大于85%；周围介质中无足以腐蚀金属和破坏绝缘及有爆炸危险的气体及导电尘埃；必须有防雨雪设备并不会充满水蒸汽的地区；在无剧烈或颠跛的地区。型号含义主要技术参数型号+20℃时电阻值（欧）允许负载电流（a）发热时间常数（秒）铸铁电阻元件总的每级型号数量12345zx1-1/50.100.030.020.020.03215850zt1-520zx1-1/70.140.0420.0280.0280.042181820zt1-720zx1-1/100.200.060.040.040.06152635zt1-1020zx1-1/140.280.0340.0560.0560.084128555zt1-1420zx1-1/200.400.120.080.080.12107575zt1-2020zx1-1/280.560.1680.1120.1120.16891432zt1-2820zx1-1/400.800.240.160.160.2476540zt1-4020zx1-1/551.100.330.220.220.3364408zt1-5520zx1-1/801.600.480.320.320.4854490zt1-8020zx1-1/1102.20.660.440.440.6646445zt1-11020zx1-2/381.520.4560.3040.3040.2280.22855660zt2-3840zx1-2/542.160.6480.4320.4320.3240.32446585zt2-5440zx1-2/753.00.90.60.60.450.4539535zt2-7540zx1-2/1054.21.260.840.840.630.6333400zt2-10540zx1-2/1405.61.681.121.120.840.8429450zt2-14040zx1-2/2008.02.41.61.61.21.224382zt2-20040zx1-2/28011.23.362.242.241.681.6820zt2-28040结构特征zx1型电阻器系列由两端带有耳状铸铁电阻元件套装于绝缘的双头螺栓上，并紧固于两端支架上而成，电阻元件之间根据要求以绝缘垫圈或铜垫圈分别隔离或联结起来并以导线夹从规定的位置抽头，以便用户安装引线。外形及安装尺寸zx1型户内电阻器外形及安装尺寸【双击滚屏】【推荐朋友】【评论】【收藏】【打印】【关闭】