Browse Standards
4101+ standards in database
4101 result(s) found
灯具的光度测试和分布光度学
The photometry and goniophotometry of luminaires
旋转电机 电压型变频器供电的旋转电机 Ⅰ型电气绝缘结构的鉴别和型式试验
Rotating electrical machines - Qualification and type tests for - Type Ⅰelectrical insulation systems used in rotating electrical machines fed from voltage converters
架空线路玻璃或瓷绝缘子串元件绝缘体机械破损后的残余强度
Residual strength of string insulator units of glass or ceramic material for overhead lines after mechanical damage of the dielectric
绝缘子串元件的热机和机械性能试验
Thermal-mechanical performance test and mechanical performance test on string insulator units
电气用非浸渍致密层压木 第2部分：试验方法
Non-impregnated densified laminated wood for electrical purposes - Part 2: Methods of test
低压开关设备和控制设备 第5-4部分：控制电路电器和开关元件 小容量触头的性能评定方法 特殊试验
Low-voltage switchgear and controlgear - Part 5-4: Control circuit devices and switching elements - Methord of assessing the performance of low-energy contacts - Special tests
荧光灯含汞量的测定方法
Measurement of mercury level in fluorescent lamps
电力金具试验方法 第4部分：验收规则
Test method for electric power fittings - Part 4: Acceptance inspection for electric power fittings
交流低压电机散嵌绕组匝间绝缘 第1部分：试验方法
Interturn insulation of random-wound winding for AC low-voltage electrical machines - Part 1: Test methods
高压电机绝缘结构耐热性评定方法
Thermal evaluation methods of insulation systems for high-voltage electrical machines
直流电机电枢绕组匝间绝缘试验规范
Test specifications of interturn insulation of armature winding for DC electrical machines
交流低压电机成型绕组匝间绝缘试验规范
Test specifications of interturn insulation of form-wound winding for AC low-voltage electrical machines
工业机械电气设备 电压暂降和短时中断抗扰度试验规范
Electrical equipment of industrial machines - Test specifications for voltage dips, short interruptions immunity
工业机械电气设备 浪涌抗扰度试验规范
Electrical equipment of industrial machines - Test specifications for surge immunity
配电线路带电作业技术导则
Technical guide for live working in distribution line
家用和类似用途的不带和带过电流保护的B型剩余电流动作断路器(B型RCCB和B型RCBO)
Type B residual current operated circuit-breakers with and without integral overcurrent protection for household and similar uses (Type B RCCBs and Type B RCBOs)
电器附件 家用和类似用途剩余电流监视器
Electrical accessories - Residual current monitors for household and similar uses (RCM)
家用和类似用途低压电路用的连接器件 第1部分：通用要求
Connecting devices for low-voltage circuits for household and similar purposes - Part l: General requirements
家用及类似场所用过电流保护断路器 第2部分：用于交流和直流的断路器
Circuit-breakers for overcurrent protection for household and similar installation - Part 2: Circuit-breakers for a.c. and d.c.operation
不平衡电压对三相笼型感应电动机性能的影响
Effects of unbalanced voltages on the performance of three-phase cage induction motor