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二(er)次壓降(jiang)及負荷測(ce)試(shi)儀二(er)次在(zai)電(dian)(dian)(dian)廠及變電(dian)(dian)(dian)站電(dian)(dian)(dian)能(neng)計(ji)量回(hui)路中,室外的電(dian)(dian)(dian)壓互感器(qi)離(li)裝(zhuang)設于控制(zhi)室配電(dian)(dian)(dian)盤上(shang)的電(dian)(dian)(dian)能(neng)表有較遠的距(ju)離(li),一般在(zai)200~400 m左右,整個回(hui)路有接(jie)線(xian)(xian)(xian)端子排、開關、熔斷器(qi)及導(dao)(dao)線(xian)(xian)(xian),必(bi)然存(cun)在(zai)著接(jie)觸(chu)電(dian)(dian)(dian)阻(zu)、導(dao)(dao)線(xian)(xian)(xian)電(dian)(dian)(dian)阻(zu)及分布參數,從而就存(cun)在(zai)著一定的回(hui)路阻(zu)抗(kang),造成電(dian)(dian)(dian)壓互感器(qi)與(yu)電(dian)(dian)(dian)能(neng)表間的二(er)次回(hui)路上(shang)有電(dian)(dian)(dian)壓降(jiang)。
2024-10-11
生產廠家
1127
二次壓降(jiang)及(ji)負荷測試(shi)儀在電(dian)(dian)(dian)廠及(ji)變電(dian)(dian)(dian)站電(dian)(dian)(dian)能(neng)計(ji)量回路(lu)中,室(shi)外的(de)(de)(de)電(dian)(dian)(dian)壓互(hu)感器(qi)離(li)裝設(she)于控制室(shi)配電(dian)(dian)(dian)盤上(shang)(shang)的(de)(de)(de)電(dian)(dian)(dian)能(neng)表(biao)有(you)較(jiao)遠的(de)(de)(de)距離(li),一般在200~400 m左右,整個回路(lu)有(you)接(jie)線(xian)端子排、開(kai)關、熔(rong)斷器(qi)及(ji)導線(xian),必然存在著接(jie)觸電(dian)(dian)(dian)阻(zu)(zu)、導線(xian)電(dian)(dian)(dian)阻(zu)(zu)及(ji)分布參數,從(cong)而就(jiu)存在著一定的(de)(de)(de)回路(lu)阻(zu)(zu)抗(kang),造成電(dian)(dian)(dian)壓互(hu)感器(qi)與電(dian)(dian)(dian)能(neng)表(biao)間的(de)(de)(de)二次回路(lu)上(shang)(shang)有(you)電(dian)(dian)(dian)壓降(jiang)。
2024-10-11
生產廠家
1068
HQF-C互感器(qi)二次負(fu)荷(he)在(zai)線測(ce)試儀提(ti)供PT、CT二次負(fu)荷(he)測(ce)量,電壓、電流、相(xiang)位(wei)頻率(lv)、有功、無(wu)功、視(shi)在(zai)功率(lv)、功率(lv)因(yin)數等個電氣量的測(ce)量。
2024-10-11
生產廠家
1021
GY4300二次壓(ya)降及負荷測(ce)試儀可以實現三(san)相三(san)線(xian),三(san)相四線(xian)、單(dan)相全自動測(ce)量(liang)(liang);測(ce)量(liang)(liang)范圍:比 差:0.001%~19.99%;角 差:0.01’ ~599’0.01’DX=±(1%×X+1%×Y±2個字)、DY=±(1%×X+1%×Y±2個字)。2個字——儀器的量(liang)(liang)化(hua)誤差;
2024-10-11
生產廠家
1072
SDHG-187二次壓降及負荷測(ce)試(shi)(shi)儀可以實現三(san)(san)相三(san)(san)線,三(san)(san)相四線、單相全自動測(ce)量; ⑵ 使用工(gong)程(cheng)塑料(liao)機箱(xiang),結識耐用,有效保障測(ce)試(shi)(shi)人員(yuan)及系統安全; ⑶ 儀器具有量程(cheng)自動切換功能,保證測(ce)試(shi)(shi)精度(du);
2024-10-11
生產廠家
1001
HMQY-C型二次(ci)負(fu)荷(he)(he)測試儀(yi) 二次(ci)負(fu)荷(he)(he)在(zai)線測試儀(yi),提供PT、CT二次(ci)負(fu)荷(he)(he)測量(liang)(liang),電(dian)壓、電(dian)流、相(xiang)位頻(pin)率、有(you)功(gong)(gong)、無功(gong)(gong)、視在(zai)功(gong)(gong)率、功(gong)(gong)率因數等個電(dian)氣(qi)量(liang)(liang)的測量(liang)(liang)。
2024-10-11
生產廠家
1278