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當前位置:金長城線纜有限公司>>高壓電纜>>10KV高壓電纜價格表>> YJV YJLV YJV22額定電壓6kv到35kv高壓電纜現(xiàn)貨供應(yīng)

額定電壓6kv到35kv高壓電纜現(xiàn)貨供應(yīng)

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產(chǎn)品型號YJV YJLV YJV22

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更新時間:2022-03-30 08:20:01瀏覽次數(shù):36次

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額定電壓6kv到35kv高壓電纜現(xiàn)貨供應(yīng)

額定電壓6kv到35kv高壓電纜現(xiàn)貨供應(yīng)

6kV~35kV?0?2中低壓銅芯及鋁芯交聯(lián)聚乙烯絕緣電力電纜(YJV電纜,YJV22電纜,YJLV電纜,YJLV22電纜)
XLPE?0?2Insulated?0?2Power?0?2Cable?0?2?0?2
  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(jié)構(gòu)轉(zhuǎn)變?yōu)槿S網(wǎng)狀結(jié)構(gòu),由熱塑性的聚乙烯變成熱固性的交聯(lián)聚乙烯,從而提高了聚乙烯的耐老化性能、機械性能和耐環(huán)境能力,并保持了優(yōu)良的電氣性能。
  交聯(lián)聚乙烯絕緣電力電纜導體的允許*zui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、結(jié)構(gòu)簡單、使用方便、耐化學腐蝕和敷設(shè)不受落差限制等優(yōu)點。
26/35KV電力電纜,18/30KV交聯(lián)電纜,12/20KVYJV電纜,8.7/15KVYJV22電纜線,6/10KV鋁芯交聯(lián)電纜線,3.6/6KVYJLV單芯電纜  ?0?2
中低壓交聯(lián)電纜產(chǎn)品標準?0?2?0?2Standard
  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纜》標準生產(chǎn),同時還可根據(jù)用戶需要按電工委員會*標準IEC、英國標準、德國標準及美國標準生產(chǎn)。
The?0?2product?0?2is?0?2manufactured?0?2according?0?2to?0?2the?0?2standard?0?2of《GB12706?0?2or?0?2IEC、BS、DIN?0?2and?0?2ICEA?0?2upon?0?2request.
適用范圍?0?2?0?2Applications
  本產(chǎn)品適用于工頻額定電壓3.6/6kv~26/35kv輸配電線路作配送電能子用。
The?0?2product?0?2is?0?2suitable?0?2for?0?2use?0?2in?0?2power?0?2transmission?0?2and?0?2distribution?0?2lines?0?2with?0?2rated?0?2power?0?2frequency?0?2voltage?0?23.6/6kv~26/35kv.
使用特性?0?2?0?2Operating?0?2characteristics
·?0?2工頻額定電壓U0/U為3.6/6kv~26/35kv。
Rated?0?2power-frepuency?0?2voltage?0?2U0/U:?0?23.6/6kv~26/35kv.
·?0?2電纜導體的zui高允許工作溫度:90℃。
Max.admissible?0?2operating?0?2temperature?0?2of?0?2the?0?2conductor:90℃.
·?0?2短路時(zui長時間不超過5s)電纜導體的zui高溫度不超過2500C。
Max.?0?2short-circurt?0?2temperature?0?2of?0?2conductor?0?2shall?0?2not?0?2exceed?0?22500C.
(5s?0?2maximum?0?2duration)
·?0?2電纜敷設(shè)時環(huán)境溫度應(yīng)不低于00C。
The?0?2ambient?0?2temperature?0?2under?0?2installation?0?2should?0?2not?0?2below?0?200C.
·?0?2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?0?2bending?0?2radius?0?2of?0?2a?0?2single-core?0?2cable?0?2should?0?2not?0?2less?0?2than?0?220?0?2times?0?2of?0?2the?0?2cable?0?2diameter.?0?2
The?0?2bending?0?2radius?0?2of?0?2a?0?2single-core?0?2cable?0?2should?0?2not?0?2less?0?2than?0?215?0?2times?0?2of?0?2the?0?2cable?0?2diameter.?0?2
電纜額定電壓的選擇?0?2?0?2?0?2Voltage?0?2designation
·?0?2電纜的額定電壓應(yīng)適合于電纜系統(tǒng)的運行狀況,用U0/U(Um)kv表示。
U0-電纜設(shè)計用的導體對地或金屬之間的額定工頻電壓;
U-電纜設(shè)計用的導體間的額定工頻電壓;
Um-設(shè)備可承受的“zui高系統(tǒng)電壓”的zui大值。
The?0?2rated?0?2voltage?0?2of?0?2the?0?2cable?0?2for?0?2a?0?2given?0?2applixation?0?2shall?0?2be?0?2suitable?0?2for?0?2the?0?2operating?0?2conditions
in?0?2the?0?2system?0?2in?0?2which?0?2the?0?2cable?0?2is?0?2used,and?0?2is?0?2expressed?0?2in?0?2the?0?2form?0?2of?0?2U0/U(Um)kv
Where:
U0-The?0?2rated?0?2power-frequency?0?2voltage?0?2between?0?2conductors?0?2and?0?2earth?0?2metallic?0?2screen?0?2,for?0?2which?0?2the?0?2cable?0?2designed;
U?0?2-?0?2The?0?2rated?0?2power-frequency?0?2voltage?0?2between?0?2conductos,?0?2for?0?2which?0?2the?0?2cable?0?2designed;
Um-?0?2The?0?2maximum?0?2value?0?2of?0?2the“highest?0?2system?0?2voltage”for?0?2which?0?2the?0?2equipment?0?2may?0?2beused.
·?0?2三相系統(tǒng)用電纜的U0值*如下表:
The?0?2values?0?2of?0?2U0?0?2recommened?0?2for?0?2cable?0?2to?0?2be?0?2used?0?2in?0?2three-phase?0?2systems?0?2are?0?2listed?0?2below:?0?2
 
?0?2
U?0?2kv?0?2U?0?2m?0?2kv?0?2U?0?20?0?2*?0?2kv?0?2
A?0?2和?0?2B?0?2類系統(tǒng)?0?2System?0?2categories?0?2A?0?2and?0?2B?0?2C?0?2類系統(tǒng)?0?2Systems?0?2categories?0?2C?0?2
6?0?27.2?0?23.6?0?26?0?2
10?0?212?0?26?0?28.7?0?2
15?0?217.5?0?28.7?0?212?0?2
20?0?224?0?212?0?218?0?2
30?0?236?0?218?0?2-?0?2
35?0?240.5?0?221?0?226?0?2
?0?2
A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)——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(yīng)不超過1h,?0?2但在任何情況下,zui長不超過8h每年接地故障總持續(xù)時間不超過125h;
C類系統(tǒng)——不屬于A類、B類的系統(tǒng)。
System?0?2category?0?2A——This?0?2category?0?2comprises?0?2those?0?2systems?0?2in?0?2which?0?2any?0?2phase?0?2conductor?0?2that?0?2comes?0?2in?0?2contact?0?2with?0?2earth?0?2or?0?2an?0?2earth?0?2conductor.?0?2is?0?2disconnected?0?2from?0?2the?0?2system?0?2within?0?21?0?2min.
System?0?2category?0?2B?0?2——This?0?2category?0?2comprises?0?2those?0?2system?0?2which,under?0?2faultconditions,are?0?2operated,are?0?2operated?0?2for?0?2ashorttimewith?0?2one?0?2phase?0?2earthed.This?0?2period?0?2should?0?2not?0?2exceed?0?21?0?2h..Fora?0?2longer?0?2period,?0?2not?0?2exceeding?0?28h?0?2on?0?2any?0?2occasion,?0?2can?0?2be?0?2tolerated.The?0?2total?0?2duration?0?2of?0?2earth?0?2faults?0?2in?0?2any?0?2year?0?2should?0?2not?0?2exceed?0?2125h.
System?0?2categeory?0?2C——This?0?2category?0?2comprises?0?2all?0?2systems?0?2which?0?2do?0?2not?0?2fall?0?2into?0?2A?0?2and?0?2B
電纜的型號Type?0?2of?0?2cable?0?2?0?2
型號?0?2Type?0?2名稱?0?2Designation?0?2適用范圍?0?2Application?0?2
YJV?0?2銅芯交聯(lián)聚乙烯絕緣氯乙烯護套電力電纜?0?2Copper?0?2conductor,XLPE?0?2insulated?0?2and?0?2PVC?0?2sheathed?0?2power?0?2cable?0?2室內(nèi)、隧道及電纜溝等場所,不能承受機械外力。單芯電纜不允許敷設(shè)在磁性管道中。?0?2For?0?2laying?0?2indoors?0?2、?0?2intunnel?0?2or?0?2cable?0?2trench,unable?0?2to?0?2bear?0?2external?0?2mechan-icalforces.Single-core?0?2cable?0?2in?0?2magnetic?0?2duct?0?2is?0?2not?0?2permissible?0?2
YJLY?0?2鋁芯交聯(lián)聚乙烯絕緣乙烯護套電力電纜?0?2Aluminium?0?2conductor,?0?2XLPE?0?2insulated?0?2and?0?2PVC?0?2sheathed?0?2power?0?2cable?0?2
YJY?0?2銅芯交聯(lián)聚乙烯絕緣氯乙烯護套電力電纜?0?2Copper?0?2conductor?0?2,XLPE?0?2insulated?0?2and?0?2PEsheathed?0?2power?0?2cable?0?2
YJLY?0?2鋁芯交聯(lián)聚乙烯絕緣氯乙烯護套電力電纜?0?2Alumimium?0?2conductor?0?2,XLPE
?0?2

?0?2

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