鋼絲鎧裝礦用電力電纜供應
【產(chǎn)品簡介】MYJV32-6/10KV礦用鋼絲鎧裝高壓電力電纜【詳細說明】MYJV32-6/10KV礦用鋼絲鎧裝高壓電力電纜6KV-35KV中低壓銅芯及鋁芯交聯(lián)聚乙烯絕緣電力電統(tǒng)(YJV電統(tǒng),YJV22電統(tǒng),YJLV電統(tǒng),YJLV22電統(tǒng))XLPE Insulated Power Cable交聯(lián)聚乙烯絕緣電力電纜是采用化學方法或物理方法,使聚乙烯分子由線型分子結構轉變?yōu)槿S網(wǎng)狀結構,由熱塑性的聚乙烯變成熱固交聯(lián)聚乙烯絕緣電力電纜導體的允許長期高溫為90攝氏度,較低絕緣電纜、聚氯乙烯絕緣電纜和聚乙烯絕緣電纜高,且具有重量輕26/35KV電力電統(tǒng),18/30KV交聯(lián)電統(tǒng),12/20KVYJV電統(tǒng),8.7/15KVYJV22電統(tǒng)線,6/10KV鋁芯交聯(lián)電統(tǒng)線,3.6/6KVYJLV單芯電統(tǒng)中低壓交聯(lián)電纜產(chǎn)品標準 Standard本產(chǎn)品按GB12706《額定電壓35V及以下銅芯、鋁芯塑料絕緣電力電統(tǒng)》標準生產(chǎn),同時還可根據(jù)用戶需要按國際電工委員會標The product is manufactured according to the standard of ? GB12706 or IEC、 BS, DiN and ICEA upon request適用范圍Applications MYJV32-6/10KV礦用鋼絲鎧裝高壓電力電纜本產(chǎn)品適用于工頻額定電壓3.6/6v~26/35%輸酒電線路作配送電能子用。The product is suitable for use in power transmission and distribution lines with rated power frequency voltage 3.6/6kv~ 26/35kv.使用特性 Operating characteristics?工頻額定電壓U0/U為3.6/6k~26/35kv。Rated power-frepuency voltage U0/U:3.6/6kv~ 26/35kv.電纜導體的高允許工作溫度:90℃。Max admissible operating temperature of the conductor:90'C.·短路時(長時間不超過5s)電統(tǒng)導體的高溫度不超過2500C。Max short-circurt temperature of conductor shall not exceed 2500C.(5s maximum duration)·電統(tǒng)敷設時環(huán)境溫度應不低于00C。
The ambient temperature under installation should not below 00C.電纜彎曲半徑:三芯電纜不小于電纜外徑15倍;單芯電纜不小于電纜外徑20倍。The bending radius of a single-core cable should not less than 20 times of the cable diameter.The bending radius of a single-core cable should not less than 15 times of the cable diameter.電纜額定電壓的選擇 Voltage designation電纜的額定電壓應適合于電纜系統(tǒng)的運行狀況,用UO/U(Um)kv表示。UO-電纜設計用的導體對地或金屬之間的額定工頻電壓;U-電纜設計用的導體間的額定工頻電壓;Um-設備可承受的“高系統(tǒng)電壓”的大值。The rated voltage of the cable for a given applixation shall be suitable for the operating conditionsin the system in which the cable is used,and is expressed in the form of UO/U (Um) kvWhere:U0- The rated power-frequency voltage between conductors and earth metallic screen ,for which the cable designed;U – The rated power-frequency voltage between conductos, for which the cable designed;Um- The maximum value of the"highest system voltage"for which the equipment may beused.三相系統(tǒng)用電纜的U0值如下表:The values of UO recommened for cable to be used in three-phase systems are listed below.MYJV32-6/10KV礦用鋼絲鎧裝高壓電力電纜UO*kVU kvU m kvA和B類系C類系統(tǒng) System categories A and B 統(tǒng) Systems categories C67.23.6610128.761517.58.712
202412183036183540.52126A類系統(tǒng)—該類系統(tǒng)任何一相導體與地和接地導體接觸時,能在1min內(nèi)與系統(tǒng)分離B類系統(tǒng)一該類系統(tǒng)僅包括單相接地故障短時運行的條件,接地故障時間應不超過1h,但在任何情況下,長不超過8h每年接地故障總持C類系統(tǒng)—不屬于A類、B類的系統(tǒng)。System category A-—This category comprises those systems in which any phase conductor that comes in contact with earth or an eSystem category B —This category comprises those system which,under faultconditions,are operated,are operated for ashorttimenSystem categeory C-—This category comprises all systems which do not fall into A and B電纜的型號Type of cable型號 Type適用范圍Application名稱Designation銅芯交聯(lián)聚乙烯絕絳氯乙烯護套電力電室內(nèi)及電纜溝等場所,不能承纜 Copper conductor,XLPE insulated and PVC sheathed power cable不允許敷設在磁性管道中。For layirintunnel or cable trench,unable to鋁芯交聯(lián)聚乙烯絕緣乙烯護套電力電纜Aluminium conductor,XLPE insulated and PVC sheathed power cable icalforces.Single-YJVYJLYcore cable in magnetic duct is not p銅芯交聯(lián)聚乙烯絕絳氯乙烯護套電力電YJY纜Copper conductor,XLPE insulated and PEsheathed power cable鋁芯交聯(lián)聚乙烯絕繚氯乙烯護套電力電纜 Alumimium conductor,XLPEYJLY產(chǎn)品介紹:高壓交聯(lián)電纜產(chǎn)品具有傳輸容量大,工作溫度,安裝敷設方便等特點,廣泛應用于工礦企業(yè)和城市電網(wǎng)中。高壓交聯(lián)電纜主要用于電力、建筑、工礦、冶金、交通等部門的動力、照明輸配電系統(tǒng),由于聚乙烯是電絕緣性能好的塑料,加上經(jīng)過高分子交聯(lián)后成為熱固性材料,因此其電性能好,機械性能和耐熱性好。近二十年來,已成為中國中、高壓電纜的品種,產(chǎn)品適用于6——35KV的各個電壓級中它可分為:YJV-交聯(lián)聚乙稀絕緣聚氯乙烯護套電力電纜,YJV22-交聯(lián)聚乙烯絕緣鋼帶鎧裝高壓電纜,YJLV-交聯(lián)聚乙烯絕緣鋁芯鋼帶鎧裝高壓電纜。執(zhí)行標準:GB/T12706-2002使用特性·工頻額定電壓U0/U為6kv/10kv~26/35kv。電纜導體的高允許工作溫度:90℃。短路時(長時間不超過5s)電纜導體的高溫度不超過2500C。電纜敷設時環(huán)境溫度應不低于00C。電纜彎曲半徑:三芯電纜不小于電纜外徑15倍;單芯電纜不小于電纜外徑20倍。電纜額定電壓的選擇電纜的額定電壓應適合于電纜系統(tǒng)的運行狀況,用U0/U(Um)kv表示。UO一電纜設計用的導體對地或金屬之間的額定工頻電壓;U一電纜設計用的導體間的額定工頻電壓;Um一設備可承受的“高系統(tǒng)電壓”的大值。
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