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國電(dian)南自PST-645UX微(wei)機綜保(bao)(bao)，過流保(bao)(bao)護為(wei)主保(bao)(bao)護，適用(yong)于所用(yong)變/接地變壓(ya)器/廠用(yong)變。

PSM642UX電(dian)(dian)動(dong)(dong)(dong)機保護裝置(zhi) PSM 642UX 電(dian)(dian)動(dong)(dong)(dong)機保護測控裝置(zhi)是對電(dian)(dian)動(dong)(dong)(dong)機的相間(jian)故障(zhang)(zhang)、接(jie)地故障(zhang)(zhang)以及(ji)不(bu)正常(chang)運行(xing)提供全面保護， 同時集成了各種測量和控制功(gong)能的多功(gong)能成套裝置(zhi)。可(ke)應(ying)用(yong)于各種傳統的接(jie)觸器(qi)或斷路器(qi)控制的 3-10kV 交流(liu)高壓大、中(zhong)型電(dian)(dian)動(dong)(dong)(dong)機，適用(yong)于異步電(dian)(dian)動(dong)(dong)(dong)機保護。應(ying)用(yong)領域覆蓋電(dian)(dian)力、水利(li)、交通、石油、化(hua)工(gong)、煤炭、 冶(ye)金等行(xing)業(ye)。

國電(dian)(dian)(dian)南(nan)自(zi)PST645UX微機保(bao)(bao)(bao)護(hu)(hu)裝(zhuang)置(zhi)(zhi) 1.2 保(bao)(bao)(bao)護(hu)(hu)功(gong)能配置(zhi)(zhi) a) 三段復合(he)電(dian)(dian)(dian)壓(ya)閉鎖過(guo)流保(bao)(bao)(bao)護(hu)(hu)（III 段可(ke)設置(zhi)(zhi)為反(fan)時限） b) 高(gao)壓(ya)側(ce)三段零(ling)序(xu)過(guo)流保(bao)(bao)(bao)護(hu)(hu)（III 段告警/跳(tiao)閘可(ke)選） c) 低壓(ya)側(ce)三段零(ling)序(xu)過(guo)流保(bao)(bao)(bao)護(hu)(hu)（III 段可(ke)設置(zhi)(zhi)為反(fan)時限） d) 過(guo)負荷（報(bao)警/跳(tiao)閘可(ke)選） e) 零(ling)序(xu)過(guo)壓(ya)保(bao)(bao)(bao)護(hu)(hu)(告警/跳(tiao)閘可(ke)選) f) 低電(dian)(dian)(dian)壓(ya)保(bao)(bao)(bao)護(hu)(hu) g) 手合(he)加速保(bao)(bao)(bao)護(hu)(hu) h) 4 路非電(dian)(dian)(dian)量保(bao)(bao)(bao)護(hu)(hu)

PSM640UX電(dian)動(dong)機保(bao)(bao)護裝(zhuang)置 PS 640UX系(xi)(xi)列保(bao)(bao)護測(ce)控裝(zhuang)置基于國電(dian)南自(zi)自(zi)主研發的(de)EDP保(bao)(bao)護平臺，采(cai)用了多項創新技(ji)術(shu)，集保(bao)(bao)護、控制、測(ce)量、通信和監視功能于一體，資源豐富(fu)配(pei)置完善、運行(xing)維護靈活方便、穩(wen)定可靠(kao)安全(quan)性高，整體技(ji)術(shu)性能指標處于*水平，為(wei)工業(ye)電(dian)力(li)系(xi)(xi)統的(de)安全(quan)、穩(wen)定、經濟運行(xing)提供了堅實的(de)基礎。

南自PSM642UX微機綜保(bao)(bao)(bao) 保(bao)(bao)(bao)護(hu)(hu)功能(neng)配置 a) 過(guo)電(dian)流、過(guo)負荷保(bao)(bao)(bao)護(hu)(hu)；b) 接地保(bao)(bao)(bao)護(hu)(hu)；c) 非全相運行保(bao)(bao)(bao)護(hu)(hu)；d) 過(guo)熱保(bao)(bao)(bao)護(hu)(hu)；e) 長(chang)起動、堵轉保(bao)(bao)(bao)護(hu)(hu)；f) 低電(dian)壓、過(guo)電(dian)壓保(bao)(bao)(bao)護(hu)(hu)；g) 非電(dian)量保(bao)(bao)(bao)護(hu)(hu)；h) F-C 閉(bi)鎖功能(neng)