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PS 640UX系列保(bao)護測控裝置(zhi) 是國電南(nan)京自動化股份有(you)限公(gong)司(si)針對電力、石化、鋼鐵、冶金等行業(ye)研發的保(bao)護測控一(yi)體化裝置(zhi)

國電(dian)南自PSL646U光纖差動保(bao)(bao)(bao)(bao)護(hu)(hu)裝置 PSL 646U線路(lu)保(bao)(bao)(bao)(bao)護(hu)(hu)測控(kong)裝置，以光纖電(dian)流差動保(bao)(bao)(bao)(bao)護(hu)(hu)為主，配(pei)置有電(dian)流保(bao)(bao)(bao)(bao)護(hu)(hu)及三相重合閘的成套(tao)線路(lu)保(bao)(bao)(bao)(bao)護(hu)(hu)裝置。它適(shi)用(yong)于(yu)110kV以下電(dian)壓(ya)等級的輸配(pei)電(dian)線路(lu)，特別適(shi)用(yong)于(yu)像環(huan)網、雙回線等保(bao)(bao)(bao)(bao)護(hu)(hu)選擇(ze)性要求高的線路(lu)，比如地(di)鐵的交流聯(lian)絡(luo)線、電(dian)廠的低(di)壓(ya)出(chu)線、城網和配(pei)網的重要聯(lian)絡(luo)線、重要負荷的進線等。

國電(dian)(dian)南(nan)自PSL646U微機綜(zong)保(bao) 負序(xu)過(guo)電(dian)(dian)壓閉(bi)鎖(suo)(suo)(suo)元件(jian)(jian) 當(dang)負序(xu)大于負序(xu)過(guo)電(dian)(dian)壓定(ding)值時，開放被(bei)閉(bi)鎖(suo)(suo)(suo)保(bao)護元件(jian)(jian)。可以同低電(dian)(dian)壓閉(bi)鎖(suo)(suo)(suo)元件(jian)(jian)共同構成(cheng)(cheng)復合(he)電(dian)(dian)壓閉(bi)鎖(suo)(suo)(suo)元件(jian)(jian)，與過(guo)流元件(jian)(jian)構成(cheng)(cheng)復合(he)電(dian)(dian)壓過(guo)流保(bao)護。本元件(jian)(jian)也可通過(guo)控制字決(jue)定(ding)閉(bi)鎖(suo)(suo)(suo)任何一段電(dian)(dian)流保(bao)護和加(jia)速元件(jian)(jian)。

南自微機綜保PSM642UX電(dian)動(dong)(dong)(dong)機保護(hu)裝(zhuang)置(zhi) PSM 642UX 電(dian)動(dong)(dong)(dong)機保護(hu)測控裝(zhuang)置(zhi)是對電(dian)動(dong)(dong)(dong)機的(de)相間故障、接(jie)(jie)地故障以(yi)及(ji)不正常運行提供全面保護(hu)， 同時集成(cheng)了各種測量和控制功能(neng)的(de)多功能(neng)成(cheng)套(tao)裝(zhuang)置(zhi)。可(ke)應用(yong)(yong)(yong)于(yu)各種傳統的(de)接(jie)(jie)觸器(qi)(qi)或斷路器(qi)(qi)控制的(de) 3-10kV 交(jiao)流高壓大(da)(da)、中型(xing)電(dian)動(dong)(dong)(dong)機，適用(yong)(yong)(yong)于(yu) 2MW 及(ji)以(yi)上容量的(de)大(da)(da)型(xing)異步電(dian)動(dong)(dong)(dong)機保護(hu)。應用(yong)(yong)(yong)領域覆蓋電(dian)力、水(shui)利(li)、 交(jiao)通、石油、化工、煤炭、冶(ye)金等行業。