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保護視力色(se): ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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簡介:PCGUI0HVA宏偉區CN5 干式變壓器微機保護裝置是用于測量、控制、保護、通訊一體化的一種經濟型保護;針對配網終端高壓配電室量身定做,以三段式無方向電流保護為核心,配備電網參數的監視及采集功能,可省掉傳統的電流表、電壓表、功率表、頻率表、電度表等,并可通過通訊口將測量數據及保護信息遠傳上位機,方便實現配網自動化;裝置根據配網供電的特性在裝置內集成了備用電源自投功能,可靈活實現進線備投及母分備投功能。宏偉區 干式變壓器微機保護裝置[4]采用了國際先進的DSP和表面貼裝技術及靈活的現場總線 | |||||||
PCGUI0HVA宏偉區CN5
干式變壓器微機保護裝置是用于測量、控制、保護、通訊一體化的一種經濟型保護;針對配網終端高壓配電室量身定做,以三段式無方向電流保護為核心,配備電網參數的監視及采集功能,可省掉傳統的電流表、電壓表、功率表、頻率表、電度表等,并可通過通訊口將測量數據及保護信息遠傳上位機,方便實現配網自動化;裝置根據配網供電的特性在裝置內集成了備用電源自投功能,可靈活實現進線備投及母分備投功能。宏偉區 OQWFXJ5RW6WXA 電(dian)(dian)(dian)(dian)子(zi)(zi)變(bian)壓(ya)(ya)器(qi)(qi)(qi)除了體積較小外(wai)(wai),在(zai)電(dian)(dian)(dian)(dian)力變(bian)壓(ya)(ya)器(qi)(qi)(qi)與電(dian)(dian)(dian)(dian)子(zi)(zi)變(bian)壓(ya)(ya)器(qi)(qi)(qi)二者之(zhi)間,并沒有明確的(de)分界線。一(yi)般(ban)提供(gong)50Hz電(dian)(dian)(dian)(dian)力網(wang)絡之(zhi)電(dian)(dian)(dian)(dian)源(yuan)均非常(chang)(chang)龐大(da),它(ta)可能是(shi)涵蓋有半個洲地區那般(ban)大(da)的(de)容(rong)量。電(dian)(dian)(dian)(dian)子(zi)(zi)裝(zhuang)置的(de)電(dian)(dian)(dian)(dian)力限(xian)制(zhi),通(tong)常(chang)(chang)受限(xian)于(yu)(yu)整流(liu)、放大(da),與系統(tong)其(qi)(qi)它(ta)組件的(de)能力,其(qi)(qi)中有些部分屬放大(da)電(dian)(dian)(dian)(dian)力者,但(dan)如與電(dian)(dian)(dian)(dian)力系統(tong)發(fa)電(dian)(dian)(dian)(dian)能力相比較,它(ta)仍(reng)然歸屬于(yu)(yu)小電(dian)(dian)(dian)(dian)力之(zhi)范圍。各種電(dian)(dian)(dian)(dian)子(zi)(zi)裝(zhuang)備(bei)常(chang)(chang)用到(dao)變(bian)壓(ya)(ya)器(qi)(qi)(qi),理由是(shi):提供(gong)各種電(dian)(dian)(dian)(dian)壓(ya)(ya)階(jie)層確保系統(tong)正常(chang)(chang)操作(zuo);提供(gong)系統(tong)中以不同(tong)(tong)電(dian)(dian)(dian)(dian)位操作(zuo)部分得以電(dian)(dian)(dian)(dian)氣隔離(li);對交流(liu)電(dian)(dian)(dian)(dian)流(liu)提供(gong)高阻抗(kang),但(dan)對直(zhi)流(liu)則提供(gong)低的(de)阻抗(kang);在(zai)不同(tong)(tong)的(de)電(dian)(dian)(dian)(dian)位下,維(wei)持或修飾波(bo)形與頻(pin)率響應。「阻抗(kang)」其(qi)(qi)中之(zhi)一(yi)項重要概念,亦(yi)即電(dian)(dian)(dian)(dian)子(zi)(zi)學特性之(zhi)一(yi),其(qi)(qi)乃預(yu)設(she)一(yi)種設(she)備(bei),即當電(dian)(dian)(dian)(dian)路組件阻抗(kang)系從(cong)一(yi)階(jie)層改變(bian)到(dao)另外(wai)(wai)的(de)一(yi)個階(jie)層時,其(qi)(qi)間即使用到(dao)一(yi)種設(she)備(bei)-變(bian)壓(ya)(ya)器(qi)(qi)(qi)。 最優最全的宏偉區S11變壓器YIF6UP宏偉區NPH8ZC油浸式變壓器,又稱油浸式試驗變壓器。
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