GD2000B單相繼電(dian)(dian)保(bao)(bao)(bao)護(hu)試驗箱是(shi)一個(ge)新型智能化測(ce)試儀器(qi)(qi)(qi)微機(ji)繼電(dian)(dian)保(bao)(bao)(bao)護(hu)測(ce)試儀，以前的(de)繼電(dian)(dian)保(bao)(bao)(bao)護(hu)試驗工(gong)具主(zhu)要是(shi)用調壓器(qi)(qi)(qi)和移(yi)相器(qi)(qi)(qi)組合而成(cheng)，體(ti)積笨重，精(jing)度不高，已(yi)不能滿足現代微機(ji)繼電(dian)(dian)保(bao)(bao)(bao)護(hu)的(de)校(xiao)驗工(gong)作。隨著科(ke)學技(ji)術的(de)不斷(duan)發展，微機(ji)繼電(dian)(dian)保(bao)(bao)(bao)護(hu)已(yi)廣泛運用于(yu)線(xian)路(lu)保(bao)(bao)(bao)護(hu)，主(zhu)變差動保(bao)(bao)(bao)護(hu)，勵磁控制等各個(ge)領域，變電(dian)(dian)站綜合自動化已(yi)成(cheng)為主(zhu)流。

現(xian)代微機繼(ji)電保護測試(shi)儀可分為兩(liang)種形(xing)式，一(yi)種是(shi)采用(yong)傳統(tong)的OCL功(gong)(gong)放(fang)，體積大(da)，重量在25Kg左(zuo)右，比較笨(ben)重，功(gong)(gong)放(fang)管工作在放(fang)大(da)區，時間長(chang)了容易損壞，且動(dong)態范圍窄，精度不高。另一(yi)種是(shi)采用(yong)開(kai)關電源，功(gong)(gong)放(fang)采用(yong)數字功(gong)(gong)放(fang)，體積小，重量輕，效率(lv)高，是(shi)繼(ji)電保護測試(shi)儀的發展方(fang)向。

繼電(dian)(dian)保(bao)(bao)護(hu)試(shi)驗(yan)箱可(ke)對各(ge)類型(xing)電(dian)(dian)壓(ya)、電(dian)(dian)流、頻率(lv)、功率(lv)、阻抗、諧波、差動(dong)、同期等繼電(dian)(dian)器以手(shou)動(dong)或自(zi)動(dong)方式進(jin)行測試(shi)，可(ke)模擬各(ge)種(zhong)故障類型(xing)進(jin)行距離、零序保(bao)(bao)護(hu)裝(zhuang)置定(ding)值(zhi)校驗(yan)和(he)保(bao)(bao)護(hu)裝(zhuang)置的整(zheng)組試(shi)驗(yan)，可(ke)自(zi)動(dong)掃描(miao)微機和(he)數(shu)字型(xing)變(bian)壓(ya)器、發(fa)變(bian)組差動(dong)保(bao)(bao)護(hu)比率(lv)制(zhi)動(dong)曲線(xian)，具備GPS觸(chu)發(fa)功能。

繼(ji)電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)護微機(ji)型測試(shi)(shi)裝(zhuang)置(zhi)是保(bao)(bao)證電(dian)(dian)(dian)(dian)(dian)力(li)系(xi)統安(an)全(quan)可(ke)靠(kao)運(yun)行的(de)(de)(de)(de)(de)一種重要(yao)測試(shi)(shi)工(gong)(gong)具。隨著(zhu)計(ji)算機(ji)技(ji)(ji)(ji)術、微電(dian)(dian)(dian)(dian)(dian)子(zi)技(ji)(ji)(ji)術、電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)子(zi)技(ji)(ji)(ji)術的(de)(de)(de)(de)(de)飛速(su)發展，應(ying)用成果不(bu)(bu)(bu)斷(duan)(duan)推出(chu)新型高(gao)性能微機(ji)繼(ji)電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)護測試(shi)(shi)裝(zhuang)置(zhi)是技(ji)(ji)(ji)術進步的(de)(de)(de)(de)(de)必然趨勢(shi)。繼(ji)電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)護測試(shi)(shi)裝(zhuang)置(zhi)是保(bao)(bao)證電(dian)(dian)(dian)(dian)(dian)力(li)系(xi)統安(an)全(quan)可(ke)靠(kao)運(yun)行的(de)(de)(de)(de)(de)一種重要(yao)測試(shi)(shi)工(gong)(gong)具。隨著(zhu)現代電(dian)(dian)(dian)(dian)(dian)力(li)系(xi)統規模的(de)(de)(de)(de)(de)不(bu)(bu)(bu)斷(duan)(duan)擴大，對電(dian)(dian)(dian)(dian)(dian)力(li)系(xi)統運(yun)行和管理(li)的(de)(de)(de)(de)(de)可(ke)靠(kao)性、高(gao)效性要(yao)求的(de)(de)(de)(de)(de)不(bu)(bu)(bu)斷(duan)(duan)提高(gao)，繼(ji)電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)護人員的(de)(de)(de)(de)(de)測試(shi)(shi)工(gong)(gong)作變(bian)得更加頻繁和復雜。在計(ji)算機(ji)技(ji)(ji)(ji)術、微電(dian)(dian)(dian)(dian)(dian)子(zi)技(ji)(ji)(ji)術、電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)子(zi)技(ji)(ji)(ji)術飛速(su)發展的(de)(de)(de)(de)(de)今(jin)天，應(ying)用成果不(bu)(bu)(bu)斷(duan)(duan)推出(chu)新型高(gao)性能繼(ji)電(dian)(dian)(dian)(dian)(dian)保(bao)(bao)護測試(shi)(shi)儀是技(ji)(ji)(ji)術進步的(de)(de)(de)(de)(de)必然趨勢(shi)，也是時(shi)代賦予我們(men)的(de)(de)(de)(de)(de)責(ze)任。

單相繼(ji)電保(bao)護測試(shi)儀是在參照中華人民共和(he)(he)國電力(li)行(xing)業標準《繼(ji)電保(bao)護微機(ji)(ji)型試(shi)驗裝(zhuang)置(zhi)技術條件》（DL/T 624 ─ 1997）的基礎上，充分使用(yong)(yong)現(xian)代(dai)*的微電子技術和(he)(he)器(qi)件實現(xian)的一種新型小型化微機(ji)(ji)繼(ji)電保(bao)護測試(shi)儀。它采用(yong)(yong)可(ke)(ke)單機(ji)(ji)獨(du)立(li)(li)運行(xing)，亦可(ke)(ke)聯接其(qi)它電腦運行(xing)的*結構，主(zhu)機(ji)(ji)內(nei)置(zhi)高(gao)(gao)性能工(gong)控機(ji)(ji)和(he)(he)高(gao)(gao)速數字(zi)信(xin)號處(chu)理器(qi)，真16位(wei)DAC模塊、新型模塊式(shi)高(gao)(gao)保(bao)真大(da)功(gong)(gong)率功(gong)(gong)放，自帶TFT真彩色LCD顯示(shi)器(qi)和(he)(he)嵌入式(shi)微機(ji)(ji)鍵盤。既可(ke)(ke)以(yi)單機(ji)(ji)獨(du)立(li)(li)操(cao)(cao)作，也可(ke)(ke)以(yi)連接筆記(ji)本電腦操(cao)(cao)作。操(cao)(cao)作功(gong)(gong)能強大(da)，體(ti)積小，精(jing)度高(gao)(gao)。