通信局站低压配电系统用电涌保护器.doc

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1、信号网络浪涌保护器标准符合性认定检验实施细则5目录1编制依据及适用范围····························································································12引用标准··················································································································13检验项目及技术要求······························

2、·······························································13.1检验项目及技术要求·····················································································13.2对各种类型SPD检测项目·········································································44检验方法································

3、··················································································55抽样·························································································································55.1抽样基数·········································································

4、································55.2样品数量·········································································································56质量判定·················································································································556.1信号网络浪涌保护器监督总体的检验项目和

5、质量判定························56.2判定准则··········································································································55信号网络浪涌保护器标准符合性认定检验实施细则1编制依据及适用范围本细则是依据中华人民共和国通信行业标准YD/T1542-2006《信号网络浪涌保护器技术要求和测试方法》编制。本细则适用于信号网络用浪涌保护器(包括线路接口避雷器、天馈线避雷器等)的标准符合性认定质量检验。2引用标准GB51

6、69.11-1997电工电子产品着火危险试验方法成品的灼热丝试验和导则GB17464-1998连接器件连接铜导体线用的螺纹型和无螺纹型夹紧件的安全要求（idtIEC999:1990）GB/T4942-1993低压电器外壳防护等级（eqvIEC60947:1988）3检验项目及技术要求3．1检验项目及技术要求（见表1）。表1检验项目及技术要求序号项目名称技术要求1外观要求a)金属零部件表面应光洁、不应有表面缺陷，镀层外观必须光滑细致，没有斑点、凸起和未镀上的地方。b)塑料零部件表面应平整，有光泽，无裂纹、肿胀、疏松、气泡等缺陷。端子、螺帽、插头、插孔应良好。c)标志应完整

7、清晰，耐久可靠，内容齐全，且铭牌不应出现移动和任何翘曲现象。2最大持续运行电压（不标明Uc不作要求）最大持续运行电压Uc由产品说明书规定，在此电压和升高20%后再返回此电压时，产品的对地漏电流小于1mA。如产品说明书不标明Uc，则不作要求。3对地阻抗平衡线输入输出端对地阻抗：≥1kΩ；非平衡线不规定具体要求。4电压保护等级UgYD/T1542-2006《信号网络浪涌保护器技术要求和测试方法》5.4.3。55冲击耐受能力InSPD应能承受标称耐流能力(8/20μs)试验，试验时样品输出端残压Ures不应超过电压保护等级允许值的2倍，试验后S