Browse Standards
4101+ standards in database
4101 result(s) found
防振锤技术条件
Technical requirements for damper
设备维修性导则 第四部分:诊断测试
Guide on maintainability of equipment--Part 4:Diagnostic testing
金属封闭母线
Metal-enclosed bus
电气简图用图形符号 第7部分:开关、控制和保护器件
Graphical symbolsfor diagrams--Part 7:Switchgear，controlgear and protective devices
电气简图用图形符号 第6部分:电能的发生与转换
Graphical symbols for diagrams--Part 6:Production and conversion of electrical energy
机车司机室前窗、侧窗及其他窗的配置
Position of front and side windows and other windows for driver’s cabs of locomotives
电力机车防火和消防措施的规程
Regulations relating to fire preventive and fighting measures for electric locomotives
半导体变流器 第6部分:使用熔断器保护半导体变流器防止过电流的应用导则
Semiconductor converter--Part 6:Application guide for the protection of semiconductor converters against overcurrent by fuses
接地系统的土壤电阻率、接地阻抗和地面电位测量导则 第1部分:常规测量
Guide for measuring earth resistivity，ground impedance and earth surface potentials of a ground system--Part 1:Normal measurements
旋转电机绝缘结构功能性评定 散绕绕组试验规程 热评定与分级
Rotating electrical machines--Functional evaluation of insulation systems--Test procedures for wire-wound windings--Thermal evaluation and classification
电气继电器 第21部分:量度继电器和保护装置的振动、冲击、碰撞和地震试验 第1篇:振动试验(正弦)
Electrical relays--Part 21:Vibration，shock，bump and seismic tests on measuring relays and protection equipment--Section one:Vibration tests(sinusoidal)
工业车辆 电动车辆牵引用铅酸蓄电池 优先选用的电压
Industrial trucks--Lead-acid traction batteries for electric trucks--Preferred voltages
三相油浸式电力变压器技术参数和要求
Specification and technical requirements for three-phase oil-immersed power transformers
高压开关设备和控制设备标准的共同技术要求
Common specifications for high-voltage switchgear and controlgear standards
测定浸渍剂对漆包线基材粘结强度的试验方法
Test methods for the determination of bond strength of impregnating agents to an enamelled wire substrate
聚氯乙烯绝缘聚氯乙烯护套低频通信电缆电线 第2部分:局用电缆(对线组或三线组或四线组或五线组的)
Low-frequency telecommunication cable and wires with PVC insulation and PVC sheath--Part 2:Cables in pairs，triples，quads and quintuples for inside installation
聚氯乙烯绝缘聚氯乙烯护套低频通信电缆电线 第3部分:终端电缆(对线组的)
Low-frequency telecommunication cables and wires with PVC insulation and PVC sheath--Part 3:Terminating cables in pairs
聚氯乙烯绝缘聚氯乙烯护套低频通信电缆电线 第1部分:一般试验和测量方法
Low-frequency telecommunication cables and wires with PVC insulation and PVC sheath--Part 1:General test and measuring methods
电气简图用图形符号 第9部分:电信:交换和外围设备
Graphical symbols for diagrams--Part 9:Telecommunications:Switching and peripheral equipment
有溶剂绝缘漆规范 单项材料规范 对热固化浸渍漆的要求
Specification forinsulating varnishes containing solvent--Specifications for individual materials--Requirements for hot curing impregnating varnishes