围
3TF系列交流接触器适用于交流50/60HZ,额定工作电压达660V的电力系统中,作为AC用途时,其额定工作电压为380V额定工作电流为630A,用于接通式分断远距离电动机或电路。它可组成热磁起动,适用于热负载继电器。CS3TF系列,用于保护系统及电动机的防过载及断相。它符合IEC60947、BS5424及VDE0660标准。
技术参数
型号Type | 3TF30 | 3TF31 | 3TF32 | 3TF33 |
额定绝缘电压(V)Rated insulation voltage | 690 | 690 | 690 | 690 |
额定工作电流(380V)(A) Rated operational current(380V) | AC-3 | 9 | 12 | 16 | 22 |
AC-4 | 3.3 | 4.3 | 7.7 | 8.5 |
可控电机功率(KW) Rated outputs of three-phase motors at 50Hz | AC-3 AC-4 | 230/220V | 2.4 | 3.3 | 4 | 5.5 |
400/380V | 4 | 5.5 | 7.5 | 11 |
500V | 5.5 | 7.5 | 9 | 11 |
690/660V | 5.5 | 7.5 | 11 | 11 |
1000V | - | - | - | - |
400/380V | 1.48/1.4 | 2/1.9 | 3.5 | 4 |
690/660V | 2.54/2.4 | 3.45/3.3 | 6 | 6.6 |
辅助触头约定发热电流(A) Conventional thermal current of auxiliary contacts | 10 | 10 | 10 | 10 |
辅助触头额定工作电流(A)Rated operational current of auxiliary contacts | AC-15 380/220V | 4/6 | 4/6 | 4/6 | 6/10 |
重量Weight | AC0.37 | AC0.37 | AC0.45 | AC0.45 |