信号网络浪涌保护器标准符合性认定.doc

文档供参考，可复制、编制，期待您的好评与关注！ 信号网络浪涌保护器标准符合性认定检验实施细则 / 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····························································································· 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·················································································································· 55 抽样 ························································································································· 55.1 抽样基数········································································································· 55.2 样品数量········································································································· 56 质量判定 ················································································································· 56.1 信号网络浪涌保护器监督总体的检验项目和质量判定························ 5 6.2 判定准则·········································································································· 5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GB 5169.11-1997 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（idt IEC 999:1990）GB/T4942-1993低压电器外壳防护等级（eqv IEC60947:1988）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》5.4.35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SPD应满足YD/T1542-2006 《信号网络浪涌保护器技术要求和测试方法》5.4.2和5.4.3的要求6插入损耗在规定的传输频率范围内，信号浪涌保护器插入损耗绝对值：≤0.5dB（频率大于2.2MHz时）；≤1.5 dB（频率小于等于2.2MHz时）线路上信号为数据脉冲信号时不适用7驻波比在规定的传输频率范围内，驻波比应不大于1.2线路上信号为数据脉冲信号时不适用8近端串扰（单回线产品不适用）信号浪涌保护器的回线间串音防卫度(近端)应不小于60dB，单回线产品不作要求9误码率误码率应≤1×10-9线路上信号为正弦信号时不适用10数据脉冲波形变化脉冲宽度中点处正负脉冲幅度比：≥0.95线路上信号为正弦信号时不适用11电气间隙和爬电距离应符合YD/T1542-2006 《信号网络浪涌保护器技术要求和测试方法》表3的要求12外壳防护等级SPD的外壳防护等级（IP代码）应满足GB/T4942.2-1993中规定的IP2LX的要求，能防止直径大于12.5mm的固体异物进入壳内和防止手指或长度不大于80mm的类似物体触及壳内带电部分或运动部件。

13保护接地a) SPD在按正常使用条件安装和连接时，其非带电的易触及的金属部件（用于固定基座、罩盖、铆钉、铭牌等以及与带电部件绝缘的小螺钉除外）应连接成一个整体后与保护接地端子可靠连接b) 保护接地端子螺钉的尺寸应不小于M3c) 保护接地线的截面积应不小于0.75mm2d) 保护接地应采用符合国标的标记加以识别，如字母标记PE图形符号等14着火危险性SPD的外壳绝缘部件应是不易燃的，或是能自熄灭的表2 电压保护等级Ug分级及技术要求试验端子电压保护等级允许值（V）A级B级C级D级线对地(平衡线)≤800≤500≤500≤500线间(平衡线，同一回线)/≤190≤60≤30芯线对外导体(同轴型)≤800≤190≤60≤30外导体对地(同轴型，外导体与地不连接时)≤800≤500≤500≤500备注对于一些以公共地作回路的产品，可视为同轴型,公共地相当于外导体3．2 对各种类型SPD 检测项目（见表3）表3 . 信号网络浪涌保护器测试项目 信号网络浪涌保护器产品名称检测项目名称平衡线浪涌保护器同轴线浪涌保护器以太网接口浪涌保护器控制接口浪涌保护器数据接口浪涌保护器天馈线接口浪涌保护器1外观要求√√√√√√2最大持续运行电压（不标明Uc不作要求）RRRRRR3对地阻抗√√√√4电压保护等级Ug√√√√√√5冲击耐受能力In√√√√√√6插入损耗√√√√7驻波比√√8近端串扰（单回线产品不适用）√9误码率√√10数据脉冲波形变化√√11电气间隙和爬电距离√√√√√√12外壳防护等级√√√√√√13保护接地√√√√√√14着火危险性√√√√√√应测项目数99119109注：表中打“√”的检测项目为该产品必须进行的检测项目，打“R” 的检测项目为该产品参考检测项目。

4 检验方法检验方法参考YD/T1542-2006 《信号网络浪涌保护器技术要求和测试方法》5 抽样5.1 抽样基数：——装配完整的浪涌保护器：不少于15个；5.2 样品数量：——装配完整的浪涌保护器：3个；6 质量判定6.1 信号网络浪涌保护器监督总体的检验项目和质量判定（见表4）6.2 判定准则：产品出现1项B类不合格或多于2项C类不合格时，判该监督总体不合格表4 质量判定 序号项目名称不合格类别B类C类1外观要求O2最大持续运行电压O3对地阻抗O4电压保护等级UgO5冲击耐受能力InO6插入损耗O7驻波比O8近端串扰O9误码率O10数据脉冲波形变化O11电气间隙和爬电距离O12外壳防护等级O13保护接地O14着火危险性O。