大電流傳感器通過(guò)將高電流轉(zhuǎn)換成可測(cè)量的電信號(hào)，提供了精確的電流測(cè)量結(jié)果，這對(duì)于電路的保護(hù)、控制和優(yōu)化至關(guān)重要。它們可以基于不同的原理和技術(shù)，如歐姆定律的分流器、閉環(huán)反饋的電流互感器、磁場(chǎng)測(cè)量的開(kāi)環(huán)電流傳感器以及磁光效應(yīng)的光學(xué)電流互感器等。
產(chǎn)品特點(diǎn)：
安裝方便
體積小，節(jié)省空間
抗干擾能力強(qiáng)
| 型號(hào) | WCB73A-1000A/200mA ±1000A ±1500A ±200mA | WCB73A-2000A/400mA 士2000A ±3000A 士400mA | WCB73A-3000A/600mA ±3000A ±4500A 土600mA | ||
| Type | |||||
| 額定測(cè)量電流Ip | |||||
| Rated input | |||||
| 測(cè)量范圍 IPM | |||||
| Measure range | |||||
| 額定輸出電壓 Vour | |||||
| Rated output voltage | |||||
| 轉(zhuǎn)換比率Kw | 1:5000 | ||||
| Conversion ratio | |||||
| 測(cè)量電阻R? (@±24V,@lm) | ≤80Ω | ≤30Ω | ≤13Ω | ||
| Measure resister | |||||
| 總體精度 X @Ip | ±0.3% | ||||
| Overall accuraty | |||||
| 次級(jí)線圈電阻 | 20Ω | ||||
| Secondary coil resistance | |||||
| 電源電壓Vc | ±15VDC~±24VDC(±5%) | ||||
| Supply voltage | |||||
| 靜態(tài)電流消耗Ic | ≤35mA (@±15V,lp=0) | ||||
| Current consumption | |||||
| 零點(diǎn)失調(diào)電流 lo | 土0.2mA | ||||
| Offset current | |||||
| 零點(diǎn)失調(diào)電流溫漂 | ≤±0.05mA/℃ | ||||
| Offset current drift | |||||
| 線性度 εL | ≤0.1%FS | ||||
| Linearity | |||||
| 頻帶寬度BW | DC-100 KHz | ||||
| Frequency bandwidth-3db | |||||
| 響應(yīng)時(shí)間TR | <1us | ||||
| Response time | |||||
