型号：闭环电流传感器CSNK500M

量程：0~±1275A

供电电源：±15~18VDC

线圈匝数：5000

线圈电阻：50Ω

额定测量电流：500A

测量电阻：0~100Ω

1.描述

CSNK500M闭环电流传感器，基于磁补偿原理。原/副边电路之间电气绝缘，可以测量直流、交流和脉冲电流。

2.电气参数

额定电流：                                             500A.t rms(额定值)

测量范围：                                             0~±1200A.t(连续电流)

           ：                                             0~±1275A.t(AC峰值电流)

测量阻值（在70°C）：                                  Rm min    Rm max

With±15V,at±500A.t Max：                               0ohm    75ohm

         at±1000A.t Max：                               0ohm     10ohm

With±18V,at±500A.t Max：                               0ohm     100ohm

         at±1275A.t Max：                               0ohm     5ohm

模拟输出电流（在500A时）：                              100mA

匝数比率：                                             1/5000

精度（25°C）：                                         优于±0.50%ln

供电电压：                                             ±15~18VDC(±5%)

原副边电器绝缘：                                       6KVrms/50KHz/1分钟

3.精确性-动态参数

零点失调电流（25°C）：                                 优于±0.20mA

失调电流温漂（0~70°C）：                               优于±0.30mA

线性度：                                                优于±0.10%

响应时间：                                              优于1μs

频带宽度：                                              DC~100 KHz

dl/dT精确跟随：                                         优于100A/μs

4.技术指标

工作温度范围：                                          -40~85°C

储存温度范围：                                          -40~90°C

耗电流：                                                20mA加上输出电流

副边内阻（+70°C）：                                     50Ω

传感器外壳：                                            绝缘塑料外壳

安装形式：                                              4针连接器

附注

1.温度下的电阻范围；

2.所有指标均是在25度和±18V供电的情况下，除非另外说明。