110(66)kV～500kV电压互感器技术标准(附编制说明)

附件6：110(66)kV～500kV电压互感器技术标准（附编制说明）国家电网公司2004年8月I目录1总则..............................................................................................11.1目的··················································································11.2依据··················································································11.3内容··················································································11.4适用范围············································································11.5电压互感器安全可靠性要求·····················································11.6电压互感器的型式································································11.7选型原则············································································11.8关于电压互感器技术参数和要求的说明······································21.9引用标准············································································21.10使用条件···········································································32电磁式电压互感器技术参数和要求.................................................42.1基本要求············································································42.2引用标准············································································42.3使用条件············································································42.4技术要求············································································42.5工厂监造和检验···································································92.6试验·················································································102.7制造厂应提供的资料·····························································132.8备品备件···········································································132.9专用工具和仪器仪表·····························································13II2.10包装、运输和保管要求························································132.11技术服务··········································································142.12互感器性能评价指标···························································143电容式电压互感器技术参数和要求...............................................143.1基本要求···········································································143.2引用标准···········································································143.3使用条件···········································································143.4技术要求···········································································143.5工厂监造和检验··································································203.6试验·················································································213.7制造厂应提供的资料·····························································243.8备品备件···········································································253.9专用工具和仪器仪表·····························································253.10包装、运输和保管要求························································253.11技术服务··········································································253.12互感器性能评价指标···························································25附录A制造厂应提供电磁式电压互感器的技术数据.......................26附录B制造厂应提供电容式电压互感器的技术数据.......................28110(66)kV～500kV电压互感器技术标准编制说明......................311110（66）kV～500kV电压互感器技术标准1总则1.1目的为适应电网的发展要求，加强电压互感器技术管理，保证电压互感器的安全、准确、可靠运行，特制定本技术标准。1.2依据本标准是依据国家、行业和国际有关标准、规程和规范，并结合近年来国家电网公司输变电设备评估报告、生产运行情况分析以及设备现场运行经验制定。1.3内容本标准对110(66)kV～500kV电压互感器的设计选型（运行选用）、订货、监造、出厂验收、包装运输、现场安装和现场验收等环节提出了具体的技术要求。1.4适用范围本标准适用于国家电网公司系统的110（66）kV∼500kV油浸和气体绝缘电压互感器（不包括GIS和套管电压互感器）。35kV电压互感器可参照执行。1.5电压互感器安全可靠性要求110（66）kV～500kV电压互感器应优先采用设计制造经验成熟、结构简单、经受过运行考验的电压互感器。对互感器的密封性能和抗震强度要提出要求，防止运输和运行中渗漏和结构的机械损坏。1.6电压互感器的型式1.6.1结构型式：电磁式电压互感器、电容式电压互感器。1.6.2内绝缘型式：通常为油浸式电压互感器。1.6.3外绝缘型式:通常为瓷质套管电压互感器,瓷质表面稳定性能较好，硅橡胶外套的抗污闪和抗震性能较好。1.6.4设备类型：户内式电压互感器和户外式电压互感器。1.7选型原则220kV及以下电压等级宜选用低磁密的电磁式电压互感器或电容式电压互感器，330kV及以上电压等级宜选用电容式电压互感器。21.8关于电压互感器技术参数和要求的说明本标准提出电压互感器的技术参数和要求，具体参见条款（2）、（3），它们是本标准的一部分，规定了电压互感器技术参数和要求的基本内容。在提出具体设备技术参数和要求时可根据本标准，结合本地区实际情况增补相应的内容。1.9引用标准以下为设备设计、制造及试验应遵循的标准、规程、规范和导则，但不仅限于此。GB311.1—1997高压输变电设备的绝缘配合GB1207—1997电压互感器GB/T4703—2001电容式电压互感器GB/T4705—1992耦合电容器及电容分压器GB/T7252—2001变压器油中溶解气体分析和判断导则GBJ148—1990电气装置安装工程电力变压器、油浸电抗器、互感器施工及验收规范GB50150—1991电气装置安装工程电气设备交接试验标准GB/T4109—1999高压套管技术条件GB/T7595—2000运行中变压器油质量标准GB2536—1990变压器油DL/T726—2000电力用电压互感器定货技术条件DL/T727—2000互感器运行检修导则DL/T596—1996电力设备预防性试验规程JB/T5357—1991电压互感器试验导则JB/T7068—2003互感器用金属膨胀器IEC60071-1：1993绝缘配合第1部分：定义、原则和规则IEC60815：1986污秽条件下绝缘子选用导则IEC60060：1989高电压试验技术IEC60044-22000电压互感器IEC60358：1990耦合电容器及电容分压器IEC60137：1995交流电压高于1000V的套管IEC60599：1999运行中变压器和其他油浸设备的气体分析IEC60156：1995绝缘油电气强度测定方法IEC60270：2000局部放电测量国家电网公司电力生产设备评估管理办法（生产输电[2003]95号）国家电网公司关于加强电力生产技术监督工作意见（生产输电[2003]29号）国家电网公司预防110（66）kV～500kV互感器事故措施（国家电网生[2004]641号）3所有螺栓、双头螺栓、螺纹、管螺纹、螺栓头和螺母均应遵照ISO及SI公制标准。1.10使用条件1.10.1海拔高度：不超过1000m。1.10.2风速：最大35m/s(或按当地气候条件提出要求)。1.10.3相对湿度：在25℃时月平均不高于90％。1.10.4环境温度：最高气温：＋40℃最低气温：－25℃（对户外式互感器）—5℃（对户内式互感器）最大日温差：25K1.10.5日照强度：0.1W／cm2(风速0.5m/s)。1.10.6覆冰厚度：10mm1.10.7耐地震能力地震强度9度地区：地面水平加速度0.4g；地面垂直加速度0.2g。地震强度8度地区：地面水平加速度0.25g；地面垂直加速度0.125g。地震强度7度地区：地面水