Browse Standards
4331+ standards in database
4331 result(s) found
YZRW系列起重及冶金用涡流制动绕线转子三相异步电动机 技术规范（机座号112～315）
YZRW series eddy-current braking wound-rotor three-phase induction motors for crane and metallurgical applications—Technical specification (frame size 112～315)
旋转电机噪声测定方法及限值 第3部分：噪声限值
Measurement of airborne noise emitted by rotating electrical machines and the noise limits—Part 3：Noise limits
发电机定子铁心磁化试验导则
Guide for magnetization test of generator stator core
严酷环境条件下使用的电气绝缘材料 评定耐电痕化和蚀损的试验方法
Electrical insulating materials used under severe ambient conditions—Test methods for evaluating resistance to tracking and erosion
用单片测试仪和光学传感器测量晶粒取向电工钢带（片）磁致伸缩特性的方法
Methods of measurement of the magnetostriction characteristics of grain-oriented electrical steel strip and sheet by means of a single sheet tester and an optical sensor
同步电机励磁系统 第1部分：定义
Excitation systems for synchronous machines—Part 1: Definitions
工业系统、装置与设备以及工业产品 信号代号 第1部分：基本规则
Industrial systems，installations and equipment and industrial products—Designation of signals—Part 1:Basic rules
电工合金生产企业能耗评价方法
Evaluation method of energy consumption for electrical alloy production enterprises
LED照明产品视觉健康舒适度测试
Test of visual healthy and comfort of LED lighting products
YZP-H系列船用起重用变频调速三相异步电动机 技术规范（机座号112～400）
YZP-H series variable-frequency adjustable-speed three-phase induction motors for crane in ships—Technical specification（frame size 112～400）
固体绝缘材料 介电和电阻特性 第8部分：测定介电特性（AC方法） 相对介电常数和介质损耗因数（频率 1 MHz~300 MHz）
Solid insulating materials—Dielectric and resistive properties—Part 8：Determination of dielectric properties(AC method)—Relative permittivity and dielectric dissipation factor(frequencies 1 MHz~300 MHz)
固定装置中永久性连接用安装式耦合器
Installation couplers intended for permanent connection in fixed installations
高原用换流站电气设备抗震技术 第3部分：减隔震设计规范
Seismic techniques of electrical equipment in converter station on plateau—Part 3: Specification for design of energy dissipation and isolation
蓄电池和蓄电池组安装的安全要求 第2部分：固定型电池
Safety requirements for secondary batteries and battery installations—Part 2: Stationary batteries
往复式内燃燃气发电设备 术语
Reciprocating internal combustion gas generating sets—Terminology
往复式内燃燃气发电机组 功率和燃料消耗率换算方法
Reciprocating internal combustion gas generating sets—Calculating methods of power correction, power adjustment and recalculating specific fuel consumption
探测器探测范围的测量方法和声明 用于大和小运动探测的被动式红外探测器
Methods of measurement and declaration of the detection range of detectors—Passive infrared detectors for major and minor motion detection
高原用换流站电气设备抗震技术 第2部分：抗震设计规范
Seismic techniques of electrical equipment in converter station on plateau—Part 2: Specification for seismic design
绝缘液体 颗粒计数和尺寸分类的方法
Insulating liquids—Methods for counting and sizing particles
直流电机试验方法
Test methods for direct current machines