截面240mm2,表示为:WDZN-YJLY-8.7/15 3×240 T/HSXLXH004-2024 示例2: 铝合金芯交联聚乙烯绝缘钢带铠装聚烯烃护套,无卤低烟,阻燃C类,耐火电力电缆,额定电压18/20kV, 三芯,标称截面400mm2,表示为:WDZCN-YJLHY23-18/20 3×400 T/HSXLXH004-2024 示例3: 铜芯交联聚乙烯绝缘铜丝屏蔽钢带铠装聚烯烃护套,无卤...
三芯线缆的设计配电范围为3.6/6.6KV到19/33KV,频率为50Hz。 主要应用于电力供应站,室内管道、室外,地埋和水中等多种场所,以及对行业,配电站,电力站线缆的安装。 标准: IEC 60502 Part 1(1.8/3KV) IEC 60502 Part 2(3.6/6KV to 18/30KV) 结构: ...
a最小单芯电缆的导体标称截面积应为50mm2,最大三芯分相铅套电缆的导体标称截面积应为400mm2。 b对每一芯最小值中包括导体屏蔽和绝缘半导电层或金属化层最多至0.3mm,标称值中最多至0.4mm。 c外被层:近似厚度2.0mm(纤维)。 d绕包衬垫层:近似厚度1.5mm。 试验电压:(单项试验)。 A.C.53.0kV 试验电压:。
mm2µΩ/mµΩmkApF/mmA/mkAkAµΩ/mnH/mµΩ/ mµΩ/ m 25727/1200929/15383.6/2.32220.322.60.313118534553593615449521554 35524/868668/11135.0/3.22510.352.60.412217832752467911216951131 50387/641494/8226.8/4.42810.392.60.4116172313514511834527844 ...
10,000 kg/mm2 Young's modulus* 1050 GPa Poisson's ratio 0.1 Density 3.515 g/cm3 Atom density* 1.77×1023 1/cm3 Thermal expansion coefficient 1.0*10-6/K @300K Sound velocity* 17,500 m/s Friction coefficient 0.1 Specific heat @ 20°C ...
本标准适用于额定电压35kV(Um=40.5kV)及以下电力电缆导体用压接式和机械式连接金具,例如适用于直埋电缆或安装在建筑物内的电缆。这些电缆为:a)符合GB/T 3956-2008标准的导体,铜芯导体截面积为10mm2以上,铝芯导体截面积为16mm2以上。b)导体的最高连续运行温度不超过90℃。其他...
表 6 交联聚乙烯(XLPE)绝缘标称厚度导体标称截面/ mm2 额定电压U O/U(U m)下的绝缘标称厚度/ mm 0.6/(1.2)kV 1.8/3(3.6)kV 1.5,2.5 4,6 10,16 25,35 50 70,95 120 150 185 240 300 400 500 630 800 1 000 0.7 0.7 0.7 0.9 1.0 1.1 1.2 1.4 1.6 1.7 1.8 2.0 2.2 2.4 2.6 2.8 -- -...
In these areas up to 15,000 cells/mm2 were labelled. After tectal injections the soma sizes of labelled retinal ganglion cells in the area centralis ranged from 5 to 23 μm with a mean of 7.5 μm. Afferents from the ipsilateral retina could not be demonstrated. Injections into the OPT ...
Low background and excellent signal-to-noise ratios. Compatible with a variety of labeling and detection systems. High binding capacity. Suitable for proteins of a wide range of molecular weights. Proprietary nitrocellulose formula gives a long shelf life of bound proteins. Available in popular pre...
GB/T 12706的本部分规定了用于配电网或工业装置中,额定电压6kV 到30kV固定安装的挤包绝缘电力电缆的结构、尺寸和试验要求。英文名称:Power cables with extruded insulation and their accessories for rated voltages from 1kV (Um=1.2kV) up to 35kV (Um=40.5kV) - Part 2: Cables for rated voltages from ...