一、产品型号Model：JT-SA-TNC-JK-1-02-17二、产品名称Product name：TNC型放电管避雷器TNC discharge tube surge arrestor三、技术指标Technical indicators： 特性阻抗(Ω)Impedance50接触电阻(常 态) (MΩ)Contact resistance内导体(MΩ)Inner conductor≤0.4外导体(MΩ)Outer conductor≤0.2绝缘电阻(常态) (MΩ)Insulation Resistance≥1x104耐压AC(V min)Pressure4000V 1min无击穿、无飞弧现象4000V 1min No breakdown and no arcingphenomenon频率范围(MHz)Frequency RangeDC～2500驻 波 比(MHz)V.S.W.R≤1.20插入损耗(dB)Insertion Loss≤0.5额定功率(W)Rated Power200起始放电电压(V)Initial discharge voltage75/90/150/230峰值放电电压(V（1×40μS）Peak discharge voltage1000峰值放电电流(KA)Peak discharge current20外壳防护等级Enclosure protection classIP65重 量(g)Weight110