品牌
其他厂商性质
深圳市所在地
大电流传感器通过将高电流转换成可测量的电信号,提供了精确的电流测量结果,这对于电路的保护、控制和优化至关重要。它们可以基于不同的原理和技术,如欧姆定律的分流器、闭环反馈的电流互感器、磁场测量的开环电流传感器以及磁光效应的光学电流互感器等。
产品特点:
安装方便
体积小,节省空间
抗干扰能力强
型号 | WCB73A-1000A/200mA ±1000A ±1500A ±200mA | WCB73A-2000A/400mA 士2000A ±3000A 士400mA | WCB73A-3000A/600mA ±3000A ±4500A 土600mA | ||
Type | |||||
额定测量电流Ip | |||||
Rated input | |||||
测量范围 IPM | |||||
Measure range | |||||
额定输出电压 Vour | |||||
Rated output voltage | |||||
转换比率Kw | 1:5000 | ||||
Conversion ratio | |||||
测量电阻R₄ (@±24V,@lm) | ≤80Ω | ≤30Ω | ≤13Ω | ||
Measure resister | |||||
总体精度 X @Ip | ±0.3% | ||||
Overall accuraty | |||||
次级线圈电阻 | 20Ω | ||||
Secondary coil resistance | |||||
电源电压Vc | ±15VDC~±24VDC(±5%) | ||||
Supply voltage | |||||
静态电流消耗Ic | ≤35mA (@±15V,lp=0) | ||||
Current consumption | |||||
零点失调电流 lo | 土0.2mA | ||||
Offset current | |||||
零点失调电流温漂 | ≤±0.05mA/℃ | ||||
Offset current drift | |||||
线性度 εL | ≤0.1%FS | ||||
Linearity | |||||
频带宽度BW | DC-100 KHz | ||||
Frequency bandwidth-3db | |||||
响应时间TR | <1us | ||||
Response time |