Browse Standards
4101+ standards in database
4101 result(s) found
电气用压纸板和薄纸板 第3部分：压纸板
Pressboard and presspaper for electrical purposes - Part 3: Requirements for pressboard
量度继电器和保护装置 第127部分：过/欠电压保护功能要求
Measuring relays and protection equipment - Part 127: Functional requirements for over/under voltage protection
变压器、电抗器、电源装置及其组合的安全 电磁兼容(EMC)要求
Safety of transformers,reactors,power supply units and combinations thereof-EMC requirements
永磁(硬磁)材料 磁性试验方法
Permanent magnet (magnetically hard) materials - Methods of measurement of magnetic properties
永磁（硬磁）脉冲测量方法指南
Guides for methods of measurement of the magnetic properties of permanent(magnetically hard)materials by pulsed field magnetometry
电气用聚芳酰胺纤维纸板 第2部分：试验方法
Aramid pressboard for electrical purposes - Part 2: Methods of test
电气用非纤维素纸 第2部分：试验方法
Non-cellulosic paper for electrical purposes - Part 2：Methods of test
电气用压纸板和薄纸板 第2部分：试验方法
Pressboard and presspaper for electrical purposes - Part 2: Methods of test
半导体变流器 电气试验方法
Semiconductor converters - Electrical test methods
中小型旋转电机通用安全要求
General requirements for safety of small and medium size rotating electrical machines
原电池 第3部分：手表电池
Primary batteries - Part 3: Watch batteries
电线电缆环境意识设计导则
Environmentally conscious design guide for electrical cables and wires
额定电压1kV（Um=1.2kV）及以下光纤复合低压电缆
Optical fiber composite low-voltage cable for rated voltages up to and including 1kV(Um=1.2kV)
原电池 第2部分：外形尺寸和电性能要求
Primary batteries - Part 2: Physical and electrical specifications
原电池 第1部分：总则
Primary batteries - Part 1: General
调速电气传动系统 第5-2部分：安全要求 功能
Adjustable speed electrical power drive systems - Part 5-2: Safety requirements - Functional
调速电气传动系统 第5-1部分：安全要求 电气、热和能量
Adjustable speed electrical power drive systems - Part 5-1: Safety requirements - Electrical, thermal and energy
光伏电池用硅材料中P、As、Sb施主杂质含量的二次离子质谱测量方法
Test method for measuring Phosphorus, Arsenic and Antimony in silicon materials used for photovoltaic applications by secondary ion mass spectrometry
光伏电池用硅材料中B、Al受主杂质含量的二次离子质谱测量方法
Test method for measuring Boron and Aulminium in silicon materials used for photovoltaic applications by secondary ion mass spectrometry
光伏电池用硅材料补偿度测量方法
Test method for measuring compensation degree of silicon materials used for photovoltaic applications