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本(ben)產品(pin)可分(fen)別監(jian)視控制母線(xian)電(dian)壓(ya)(ya)、充電(dian)機電(dian)壓(ya)(ya)和合(he)閘母線(xian)電(dian)壓(ya)(ya)，分(fen)別給出(chu)過(guo)電(dian)壓(ya)(ya)或欠電(dian)壓(ya)(ya)出(chu)口(kou)，并在面(mian)板(ban)上給出(chu)相應的信號燈指示，而每一(yi)路(lu)的動作電(dian)壓(ya)(ya)又(you)可通過(guo)面(mian)板(ban)上的電(dian)位器分(fen)別整(zheng)定。 JY-3/1電(dian)壓(ya)(ya)監(jian)視繼電(dian)器,JY-3/2電(dian)壓(ya)(ya)監(jian)視繼電(dian)器

BHY-8復合(he)電壓(ya)繼電器 適用于各種成套保護(hu)裝置，作為各類故(gu)障的判別元(yuan)件和電壓(ya)閉(bi)鎖元(yuan)件。 BHY-8型(xing)復合(he)電壓(ya)繼電器

BHY-1 復(fu)合電(dian)(dian)(dian)壓(ya)繼(ji)電(dian)(dian)(dian)器 適用于各(ge)種(zhong)成(cheng)套保護裝置，作為(wei)各(ge)類故障的(de)判別元件和電(dian)(dian)(dian)壓(ya)閉鎖元件。  BHY-1復(fu)合電(dian)(dian)(dian)壓(ya)繼(ji)電(dian)(dian)(dian)器

BY—28型(xing)三相(xiang)快速(su)低電(dian)(dian)壓繼電(dian)(dian)器用(yong)于(yu)母線保護回(hui)路中，作為電(dian)(dian)壓閉鎖(suo) 元件， 也(ye)可用(yong)于(yu)其它(ta)需(xu)要快速(su)低電(dian)(dian)壓元件的場合 BY-28型(xing)三相(xiang)快速(su)低電(dian)(dian)壓繼電(dian)(dian)器

該繼(ji)電(dian)器(qi)是用來(lai)保護(hu)交(jiao)流發(fa)電(dian)機作為發(fa)電(dian)機匝間分支(zhi)間短(duan)路及相間短(duan)路的保護(hu)啟(qi)動元件   LY-3零序電(dian)壓繼(ji)電(dian)器(qi)