ICS号： 中国标准文献分类号 ： 团 体 标 准  N T/31SEAMTA000005-2022 Environment-friendly gas insulated metal-enclosed switchgear for application in offshore wind turbine generator 2022-08-17 发布 2022-08-18 实施 海上风力发电机组用环保气体绝缘金属封闭开关设备 上海电器行业协会 发布 全国团体标准信息平台 1目  次 前言.......................................................................................................................................................................4 1范围...................................................................................................................................................................5 2规范性引用文件...............................................................................................................................................5 3术语和定义.......................................................................................................................................................5 4使用条件...........................................................................................................................................................8 5额定值...............................................................................................................................................................8 5.1额定电压（）...........................................................................................................................................8 5.2额定绝缘水平...............................................................................................................................................8 5.3额定频率（）...........................................................................................................................................8 5.4额定电流（额定连续电流）（）..............................................................................................................8 5.5额定短时耐受电流（）............................................................................................................................8 5.6额定峰值耐受电流（）...........................................................................................................................8 5.7额定短路持续时间（）...........................................................................................................................8 5.8断路器额定操作次数...................................................................................................................................8 5.9额定电缆充电开断电流...............................................................................................................................8 5.10隔离开关额定操作次数.............................................................................................................................9 5.11接地开关额定操作次数.............................................................................................................................9 5.12合分闸装置以及辅助和控制回路的额定电源电压（）....................................................................9 5.13合分闸装置以及辅助和控制回路的额定电源频率................................................................................9 5.14绝缘和/或开合用的额定充入水平...........................................................................................................9 5.15电缆隔室的内部电弧级（IAC）的额定值..............................................................................................9 6设计与结构.......................................................................................................................................................9 6.1概述...............................................................................................................................................................9 6.2对开关设备和控制设备中气体的要求.......................................................................................................9 6.3对接地的要求..................................