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4331+ standards in database
4331 result(s) found
1000kV交流架空输电线路金具技术规范
Technical specification for fittings of 1000kV AC overhead transmission line
低压开关设备和控制设备 第6-1部分：多功能电器 转换开关电器
Low-voltage switchgear and controlgear—Part 6-1: Multiple function equipment—Transfer switching equipment
电工电子产品环境意识设计 术语
Environmentally conscious design for electrical and electronic products—Terminology
交流系统用高压瓷和玻璃绝缘子的人工污秽试验
Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c.systems
家用和类似用途单相插头插座 型式、基本参数和尺寸
Single phase plugs and socket-outlets for household and similar purposes—Types, basic parameters and dimensions
炭素材料体积密度、真密度、真气孔率、显气孔率的测定方法
Method for determination of bulk density, true density, true porosity and oppen porosity of carbon materials
电触头材料金相试验方法
Metallographic examination methods of the electrical contact materials
普通照明用LED模块 性能规范
LED modules for general lighting—Performance specification
灯头的型式和尺寸 第3部分：预聚焦式灯头
Types and dimensions of lamp caps—Part 3：Prefocus caps
量度继电器和保护装置 第1部分：通用要求
Measuring relays and protection equipment—Part 1: Common requirements
用于电力传动系统的交流电机 应用导则
AC electrical machines used in power drive systems—Application guide
电工专用设备通用技术条件
General specifications for electrical special equipment
摩托车用铅酸蓄电池
Lead-acid batteries for motorcycles
炭素材料工业分析方法
Proximate analysis of carbon materials
核电站用1E级电缆 通用要求
Class 1E cables for nuclear power generating stations—General requirements
火花试验机
Spark tester
水轮发电机组状态在线监测系统技术导则
Technical guide of on-line condition monitoring system for hydraulic turbine and generator units
低压系统内设备的绝缘配合 第3部分：利用涂层、罐封和模压进行防污保护
Insulation coordination for equipment within low-voltage systems—Part 3: Use of coating, potting or moulding for protection against pollution
电线电缆专用设备检测方法
Inspection methods for special equipment of electric wire and cable
变压器专用设备检测方法
Inspection method for transformer of special equipment