Low smoke low Halogen or Halogen-free Wires and Cables
一、蝌蚪视频APP下载标准 Standards:
标准：GB/T17650-2008
Intemational: GB/T17650-2008
二、用途 Uses:
本蝌蚪视频APP下载适用于电厂、电站、冶金、化工、石油、高层建筑、隧道、地铁、仪器、仪表等人员密集、空间封闭的场所，当燃烧时要求低卤或无卤的场所。
This product is used in enclosed places which are crowded with people,such as power plants,power stations,metallurgy,chemical industry,petroleum,high buildings,tunnels,undergrounds,equipment,and meters.These places demand low halogen or zero halegon when burned.
三、使用特性 Characteristics:
1、 电缆的额定电压、导体长期允许工作温度、电缆敷设高温度等应符合低卤、无卤要求相应蝌蚪视频APP下载的要求。
2、黄色小蝌蚪视频性能：透光率 小值为60%
低卤性能：卤酸气体释放量≤100mg/g 无卤性能：Ph值 ≥4.3 电导率≤10us/mm。
1. The rated voltage of cable,allowable working temperature of conductor and laying temperature of cable are
all up to the standards for low halogen or zero halogen products.
2. The property of low smoke:transmission rate(min.):%
The porperty of low halogen:Releasing amount of halogen acid gas:≤ 100mg/g
The property of zero halogen: PH value ≥4.3 conductance rate≤ 10us/mm.
四、型号规格 Types and specifications:
WL——无卤 DL——低卤
WL-zero halogen DL-low halogen
1. 型号 Type
2. 规格 Specifications
对黄色小蝌蚪视频无卤电缆在燃烧时：PH值 ≥4.3 电导率≤ 10us/mm 小透光率为60%
1.The conductor resistance,insulation resistance,voltage-resistance test and partial discharge test of finished cable all refer to
those of ordinary cables.
2.Low smoke low halogen cable when burning:Relasing amount of halogen acid gas≤100mg/g Transmission rate(min):60%
Low smoke halogen-free cable when burning:PH value≥4.3 conductance rate≤10us/mm Transmission rate(min.):60%.
