1、  执行标准  Executive  standard

QB/TWB2008-6

2、  产品特点及用途  Characteristics  and  uses

本产品适用于450/750及以下电力输配电系统中输配线路。

This product is adaptable to transmission and distribution circuit in electric power transmission and distribution electric system with 450/750 and below.

3、  型号、名称 Type  and  designation

型 号	名   称	主要用途
ZR-DW-TBY	铜芯低烟无卤阻燃聚烯烃绝缘电线	固定敷设
ZR-DW-TBLY	铝芯低烟无卤阻燃聚烯烃绝缘电线
ZR-DW-TBYJY	铜芯交联乙烯绝缘低烟无卤阻燃聚烯烃绝缘电线
ZR-DW-TBLYJY	铝芯交联聚乙烯绝缘低烟无卤阻燃聚烯烃绝缘电线
ZR-DW-TBYJYB	铜芯交联乙烯绝缘低烟无卤阻燃聚烯烃护套平行电缆
ZR-DW-TBLYJYB	铝芯交联乙烯绝缘低烟无卤阻燃聚烯烃护套平行电缆

4、  电缆规格  Cable specification

型  号	额 定 电 压	芯  数	标 称 截 面
ZR-DW-TBY	450/750	1	1.5-400
ZR-DW-TBLY	450/750	1	2.5-400
ZR-DW-TBYJY	450/750	1	2.5-400
ZR-DW-TBLYJY	300/500	1	0.75-10
2,3,4,5	1.5-35
ZR-DW-TBYJYB	300/500	2,3	0.75-10
ZR-DW-TBLYJYB	300/500	2,3	2.5-10

5、  电线使用条件 Sevice characterlstlcs

导体的***高长期允许工作温度：90℃；

Highest acceptable long-term operational temperature for conductor is 90℃

电缆短路时（***长持续时间不超过5S），导体的***高温度：不超过250℃；

Highest temperature of conductor during short-circuit（longest duration cannot exceed 5 seconds）is not higher than 250℃

敷设时环境温度应不低于-10℃.

Environmental temperature during installation should not be lower than -10℃.

6、  电缆标志 Cable Symbol

电缆标志应符台GB6995的规定，在电缆的绝缘层或电缆外护套应有厂名、电缆型号、额定电压等连续标志。

Cable symbol should conform to regulations of GB6995 and insulation layer and sheath of cable should include manufacture name,cable type,rated voltage and such serial symbols like that.