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| CSNE151-204閉環(huán)電流傳感器 1.        描述 CSNE151-204閉環(huán)電流傳感器,基于磁補償原理。原/副邊電路之間電氣絕緣,可以測量直流、交流和脈沖電流。 2.        電氣參數 額定電流:                                             50A.t rms(額定值) 測量范圍:                                             0~±90A.t(DC~AC Peak) 測量阻值(在70°C):                                  Rm min    Rm max With±15V,at±50A.t Max:                               0ohm     250ohm at±90A.t Max:                                         0ohm     54ohm 模擬輸出電流(在50A時(shí)):                              25mA 匝數比率:                                             1,2,3,4/2000 精度(25°C):                                         優(yōu)于±0.5%ln 供電電壓:                                             ±15VDC(±5%) 原副邊電器絕緣:                                       5KVrms/50KHz/1分鐘 3.        精確性-動(dòng)態(tài)參數 零點(diǎn)失調電流(25°C):                                 優(yōu)于±0.30mA 失調電流溫漂(0~70°C):                               優(yōu)于±0.60mA 線(xiàn)性度:                                                優(yōu)于±0.30% 響應時(shí)間:                                              優(yōu)于1μs 頻帶寬度:                                              DC~100 KHz dl/dT精確跟隨:                                         優(yōu)于50A/μs 4.        技術(shù)指標 工作溫度范圍:                                          -40~75°C 儲存溫度范圍:                                          -40~90°C 耗電流:                                                10mA加上輸出電流 副邊內阻(+70°C):                                     190Ω 傳感器外殼:                                            絕緣塑料外殼 連接形式(初級):                                       3×1.25mm焊腳 連接形式(次級):                                       3×1.0mm PCB焊腳 附注 1.        溫度下的電阻范圍; 2.        上述參數都在25度和±15V供電的情況下,除非另外說(shuō)明。 3.  只在接法1中最大測量AC的峰值電流為90A,持續時(shí)間為2秒。 | 
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