JE-LiYCY (2 × 2 ~ 12 × 2) × 0.50 mm2技术数据电站系统和工业电子系统用柔性安装电缆首选应用控制和调节系统、测量和信号系统用连接电缆,特别是电站和发电系统。特殊特点适用于最大端式接线。电缆结构:细线纯铜线芯线7 x 0.30 mm Ø = 0.50 mm2,用SR-PVC(半刚性聚氯乙烯)绝缘,耐teri - point线穿通。芯线绝缘壁厚:> 0.25 mm绞合结构:2对绞合,4对绞合成束。用2对电缆,4芯在一个星型四线模式。基本颜色在每个包中重复。在芯子绝缘上有彩色环标记。芯线束用一层重叠的塑料箔包裹,然后用编织的镀锡铜线(目视覆盖率≥90%)屏蔽。外护套为PVC材质,浅灰色,符合ral7032标准。20°C时的电气和热性能:最大导体回路电阻。 73 Ω/km Insulation resistance > 20 M Ω x km Capacitance at 1 kHz (core/core, shield earthed) 130 pF/m + 20% Operating voltage max. 600 V Test voltage at 50 Hz: 2,000 V eff Current rating per core = max. 2 A Wave attenuation: at 800 Hz = approx. 0.11; at 10 kHz = 0.29 dB/100 m Cross-talk attenuation at 800 Hz = approx. 70 dB/km. Characteristic impedance at 800 Hz approx. 370 Ω Temperature range: -5°C to + 70°C (installation and operation) -30°C to + 70°C (transport and storage)