品牌滬安型號VV1*4 VV2*4 VV3*4 VV4*4 VV5*4芯數1-5護套材質聚氯乙烯電線Zui大外徑GB（mm）絕緣厚度GB（mm）標稱截面GB（mm2）用途電力電纜線芯材質裸銅線產品認證ISO9001-2000電壓等級中、低壓電力電纜（35千伏及以下）絕緣材料塑料絕緣電力電纜

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聚氯乙烯護套聚氯乙烯絕緣電力電纜

產品標準
standard
本產品按gb12706《額定電壓35kv及以下銅芯、鋁芯塑料絕緣電力電纜》標準生產，同時還可根據用戶需要按國際電工委員會推薦標準iec、英國標準、德國標準及美國標準生產。
the product is manufactured according to the standard of gb12706 oriec , bs , din and icea upon request
適合范圍
applications
本產品適用于額定電壓35kv及以下配電網或工業(yè)裝置中固定敷設之用。
the product is suitable for use in power distribution networks orfixed installations for industrial e with rated voltage upto and including 35kv.
使用特性
operating characteristics
1、 ● 額定電壓3.6/6kv~26/35kv交聯(lián)聚乙烯絕緣電力電纜
xlpe insulated electrical cable for rated power frequency voltageuo/u:3.6/6kv~26/35kv.
● 電纜導體的允許長期Zui高工作溫度為90℃。
max.permissible continuous operating temperature ofconductor:90℃
● 短路時（Zui長持續(xù)時間不超過5s）電纜導體的Zui高溫度不超過250℃。
max.short-circuit temperature of conductor shall not exceed250℃.(5s max. duration)
● 敷設電纜時環(huán)境溫度應不低于0℃。
the bending radius of single-core cable shall not less than 20times of the cable diameter
the bending radius of three-cores cable shall not less than 15times of the cable diameter
2、 ● 額定電壓0.6/1kv交聯(lián)聚乙烯絕緣電力電纜
xlpe insulated electrical cable for rated power frequency voltageuo/u : 0.6/1kv
● 電纜導體的允許長期Zui高工作溫度為90℃。
max.permissible continuous operating temperature of conductor :90℃
● 短路時（Zui長持續(xù)時間不超過5s）電纜導體的Zui高溫度不超過250 ℃
max.short-circuit temperature of the conductor shall not exceed 250℃
● 敷設電纜時環(huán)境溫度應不低于0 ℃
the ambient temperature under installation shall not below 0 ℃
● 電纜彎曲半徑不小于電纜外徑15倍
the bending radius of a cable shall not less than 15 times of thecable diameter .
3、 ● 額定電壓0.6/1kv聚氯乙烯絕緣電力電纜。
pvc insulated electrical cable for rated power frequency voltageuo/u : 0.6/1kv
● 電纜導體的允許長期Zui高工作溫度為70 ℃
max.permissible continuous operating temperature of conductor : 70℃
● 短路時（Zui長持續(xù)時間不超過5s）電纜導體Zui高溫度不超過：160℃
max.short-circuit temperature of the conductor shall not exceed:160℃
● 敷設電纜時環(huán)境溫度應不低于0 ℃
the ambient temperature under installation shall not below 0 ℃
● 電纜彎曲半徑不小于電纜外徑10倍
the bending radius of a cable shall not be less than 10 times ofthe 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使用系統(tǒng)的運行狀況，用uo/u（um）kv表示。
uo—電纜設計用的導體與屏蔽或金屬套之間的額定工頻電壓；
u—電纜設計用的導體之間的額定工頻電壓；
um—設備可承受的“Zui高系統(tǒng)電壓”的Zui大值。
the rated voltage of the cable for a given application shall besuitable for the operating conditions in the system in which thecable is used , and is expressed in the form uo/u（um）kv .
where:
uo—the rateduency voltage between conductor and screenor metallic-sheath , for which the cable designed;
u — the rated power –frequency voltage between conductors , forwhich the cable designed ;
um—the maximum value of the “highest system voltage “ for which thee may be operated
注：第一類——用于單相接地故障時間每一次一般不大于1min, 亦可用于Zui長不超過8h , 第年累計不超過125h 的系統(tǒng)。
第二類一一用于接地故障時間更長的系統(tǒng)及對電纜絕緣性能要求較高的場合。
the first class cable-suitable for one single-phase earth-faulttime does not exceed 1 min each time and max.
time not exceed 8 hours , and not exceed 125 hours in all in oneyear.
the second class cable suitable for more the earth-fault time andmore better insulation performance

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