ZW20斷路器,ZW20-12F

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ZW20'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>高壓分界真空斷路器,ZW20-12F'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>柱上看門狗分界開關(guān),ZW20'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>戶外斷路器，ZW20'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>真空斷路器

'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>樂(lè)清市川龍電氣有限公司專業(yè)生產(chǎn)ZW20-12F/630-20'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>戶外柱上高壓分界真空斷路器

ZW20-12/630-20,ZW20-12F,ZWnth=***12*** year=***1000***>20-12-1000,ZW20-12-1250

'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>技術(shù)特點(diǎn): 

   ZW20-12'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>型戶外交流高壓分界真空斷路器是一款用戶分界開關(guān).
'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>主要由ZW20-12'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>型真空斷路器本體,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>故障檢測(cè)控制器及外置電壓互感器三大部分組成
'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>三者通過(guò)航空插座及戶外密封控制電纜進(jìn)行電氣連接，具有故障檢測(cè)功能,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>保護(hù)控制功能及通訊功能
'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>能可靠判斷,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>檢測(cè)界內(nèi)與界外毫安級(jí)零序電流及相間短路故障電流,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>實(shí)現(xiàn)自動(dòng)切除單相接地故障和相間短路故障
'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>本體開關(guān)是真空方式滅弧并且采用SF6'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>氣體絕緣,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>箱體參考了日本東芝公司的氣體密封,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>防爆,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>絕緣結(jié)構(gòu)技術(shù)
'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>整體密封性能優(yōu)良,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>內(nèi)部充入的SF6'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>氣體不泄漏,'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>不受外界環(huán)境影響,
'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>其彈簧操動(dòng)機(jī)構(gòu)進(jìn)行了小型化及性能優(yōu)化設(shè)計(jì),'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>動(dòng)作可靠性比國(guó)內(nèi)傳統(tǒng)的彈簧機(jī)構(gòu)有顯著提高

'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>主回路的軸與套之間的接觸采用了內(nèi)收外張式表鏈結(jié)構(gòu)，主回路的接觸電阻小，溫升低。
'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>產(chǎn)品性能可靠是一種真正的免維護(hù)產(chǎn)品。

'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>二、使用環(huán)境條件
1'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>周圍空氣溫度：-40℃'Times New Roman';***>~+40℃'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>；日溫差：日溫變化不大于25℃'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>； '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>根據(jù)SF6'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>氣體物質(zhì)性質(zhì)，當(dāng)環(huán)境溫度在-40℃'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>時(shí)，如箱體內(nèi)部氣壓為0.05Mpa'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>，此時(shí)SF6'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>仍為氣態(tài)，保證產(chǎn)品正常工作。('??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>當(dāng)環(huán)境溫度-40℃'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>，表壓為0.05Mpa'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>時(shí)，SF6'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>液化點(diǎn)為-55℃'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>；零表壓，SF6'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>液化點(diǎn)不會(huì)超過(guò)-60℃'Times New Roman';***>)'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>。
2'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>風(fēng)速不大于35m/s'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>；
3'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>無(wú)易燃、baozha'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>危險(xiǎn)、強(qiáng)烈化學(xué)腐蝕物('??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>如各種酸、堿或濃煙等)'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>和劇烈振動(dòng)的場(chǎng)所。
4'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>海拔：≤1000m'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>；
5'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>覆蓋厚度：10mm'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>；
6'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>空氣污穢程度：IV'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>級(jí)；
7'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>地震烈度：≤7'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>度；
8'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>、 '??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>電網(wǎng)中性點(diǎn)接地方式：中性點(diǎn)不接地、中性點(diǎn)經(jīng)消弧線圈接地、中性點(diǎn)經(jīng)低電阻接地。

'??,Verdana,Arial';mso-hansi-font-family:'??,Verdana,Arial';***>更多詳細(xì)資料請(qǐng)參考：'Times New Roman';***>