Browse Standards
4331+ standards in database
4331 result(s) found
机械电气设备 开放式数控系统 第1部分:总则
Electrical equipment of machines--Open numerical control system--Part 1:General rules
通信用电感器和变压器磁心测量方法
Measuring methods of cores for inductors and transformers for telecommunications
工业系统、装置与设备以及工业产品结构原则与参照代号 第1部分:基本规则
Industrial systems，installations and equipment and industrial products--Structuring principles and reference designations--Part 1:Basic rules
额定电压6 kV(Um=7.2 kV)到35 kV(Um=40.5 kV)电力电缆附件试验方法
Electric cables-test methods for accessories for power cables with rated voltages from 6kV(Um=7.2kV)up to 35kV(Um=40.5kV)
三相电力系统相导体的钟时序数标识
Identification by hour numbers of thephase conductors of 3-phase electric systems
地区电网调度自动化系统
Dispatching automation systems for distric power networks
远动终端设备
Remote terminal unit equipment
工业用时间继电器 第1部分:要求和试验
Specified time relays for industrial use--Part 1:Requirements and tests
铁氧体磁心表面缺陷极限导则 第3部分:ETD和E形磁心
Ferrite cores--Guide on the limits of surface irregularities--Part 3:ETD-cores and E-cores
铁氧体磁心表面缺陷极限导则 第2部分:RM磁心
Ferrite cores--Guide on thelimits of surface irregularities--Part 2:RM-cores
铁氧体磁心表面缺陷极限导则 第1部分:总则
Ferrite cores--Guide on the limits of surface irregularities--Part 1:General specification
电气继电器 第23部分:触点性能
Electrical relays--Part 23:Contact performance
家用和类似用途固定式电气装置的开关 第2部分: 特殊要求 第3节: 延时开关
Switches for household and similar fixed-electrical installations--Part 2:Particular requirements--Section 3: Time-delay switches(TDS)
空载输出电压超过1000V的管形放电灯用变压器(霓虹灯变压器)的一般要求和安全要求
Transformers for tubular discharge lamps having a no-load output voltage exceeding 1000V(generally called neon-transformers)--General and safety requirements
电力变压器 第3部分: 绝缘水平、绝缘试验和外绝缘空气间隙
Power transformers--Part 3: Insulation levels，dielectric tests and external clearances in air
硅单晶抛光片
Monocrystalline silicon polished wafers
绕组线基本尺寸 第2部分: 漆包圆绕组线最大外径
Basic dimensions of winding wires--Part 2: Maximum overall diameters of enamelled round winding wires
绕组线基本尺寸 第3部分: 铜扁绕组线导体尺寸
Basic dimensions of winding wires--Part 3: Dimensions of conductors of insulated rectangular copper winding wires
铜钨及银钨电触头
Copper-tungsten and silver-tungsten electrical contacts
电气绝缘用树脂基反应复合物 第2部分:试验方法 电气用涂敷粉末方法
Resin based reactive compounds used for electrical insulation--Part 2:Methods of test--Methods for coating pourders for electrical purposes