美利体育登录入口官网:BS 7870-4.20:1999
配电和发电设施用低压(LV)和中等电压(MV)聚合绝缘电缆.额定电压为11kV和33kV的挤制绝缘配电电缆的规范.三芯11kV的电缆
LV and MV polymeric insulated cables for use by distribution and generation utilities - Specification for distribution cables with extruded insulation for rated voltages of 11 kV and 33 kV - Three-core 11 kV cables - Three core 11 kV cables