簡要(yao)描述(shu):FPW型(xing)有功(gong)(gong)(gong)功(gong)(gong)(gong)率變(bian)送器、FPK型(xing)無功(gong)(gong)(gong)功(gong)(gong)(gong)率變(bian)送器及(ji)FPWK型(xing)有功(gong)(gong)(gong)功(gong)(gong)(gong)率/無功(gong)(gong)(gong)功(gong)(gong)(gong)率組合式變(bian)送器,是一(yi)種(zhong)能將被(bei)(bei)測有功(gong)(gong)(gong)功(gong)(gong)(gong)率和(he)(he)無功(gong)(gong)(gong)功(gong)(gong)(gong)率轉換成直流輸出的儀器,其轉換成的直流電(dian)流或電(dian)壓為線性比例輸出,并能反映出被(bei)(bei)測功(gong)(gong)(gong)率在線路(lu)中(zhong)的傳輸方向(xiang)。它們適(shi)用于(yu)頻率為50Hz、60Hz及(ji)特殊(shu)頻率的各種(zhong)單、三相(平(ping)衡(heng)或不平(ping)衡(heng))線路(lu),配以適(shi)當的指示儀表或裝置,可廣泛地應(ying)用發電(dian)廠(chang)和(he)(he)輸變(bian)電(dian)系統(tong)及(ji)其它對功(gong)(gong)(gong)率測量要求(qiu)較高的場所。
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