ICS 29.240 K 45 备案号： ××××× -20×× 中华人民共和国电力行业标准 DL / T 357 — 2019
代替 DL / T 357 — 2010 输电线路行波故障测距装置技术条件 Specification for transmission line fault location equipment based on traveling wave 2019-06-04 发布 2019-10-01 实施 国家能源局 发 布 DL / T 357 — 2019 I 目 次 前 言 .............................................................. ............................................................... ..................................... II 1 范围 .............................................................. ............................................................... ..................................... 1 2 规范性引用文件 .............................................................. ............................................................... ................. 1 3 术语和定义 .............................................................. ............................................................... ......................... 2 4 技术要求 .............................................................. ............................................................... ............................. 3 4.1 环境条件 .............................................................. ............................................................... .................. 3 4.2 外观、结构及其他要求 .............................................................. ......................................................... 4 4.3 行波故障测距装置的主要功能 .............................................................. ............................................. 4 4.4 行波故障测距装置的基本参数 .............................................................. ............................................. 5 4.5 绝缘性能 .............................................................. ............................................................... .................. 7 4.6 供电电源要求 .............................................................. ............................................................... .......... 8 4.7 耐湿热性能 .............................................................. ............................................................... .............. 8 4.8 电磁兼容抗扰度性能要求 .............................................................. ..................................................... 8 4.9 连续通电 .............................................................. ............................................................... .................. 9 4.10 机械性能 .............................................................. ............................................................... ................ 9 4.11 用户应提供的技术参数和条件 .............................................................. .......................................... 10 5 行波故障测距装置性能试验 .............................................................. .......................................................... 10 5.1 试验条件 .............................................................. ............................................................... ................ 10 5.2 试验仪器、仪表 .............................................................. ............................................................... .....11 5.3 结构和外观检查 .............................................................. ............................................................... .....11 5.4 技术能力检验 .............................................................. ............................................................... .........11 5.5 功率消耗试验 .............................................................. ............................................................... .........11 5.6 过载能力试验 .............................................................. ............................................................... .........11 5.7 气候环境试验 .............................................................. ...........................................................