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电气继电器 第23部分:触点性能
Electrical relays--Part 23:Contact performance
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
按能力批准评定质量的电子设备用高频电感器和中频变压器分规范
Sectional specification for high-frequency inductors and intermediate frequency transformers for use in electronic equipment for capability approval
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)
电气继电器 第25部分:量度继电器和保护装置的电磁发射试验
Electrical relays--Part 25:Electromagnetic emission tests for measuring relays and protection equipment
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
调速电气传动系统 第1部分:一般要求 低压直流调速电气传动系统 额定值的规定
Adjustable speed electrical power drive systems--Part 1:General requirements--Rating specifications for low voltage adjustable speed d.c. power drive systems
绝缘油 击穿电压测定法
Insulating liquids--Determination of the breakdown voltage at power frequency
白炽灯的最大外形尺寸
Maximum lamp outlines for incandescent lamps
往复式内燃机驱动的交流发电机组 第10部分:噪声的测量(包面法)
Reciprocating internal combustion engine driven alternating current generating sets--Part 10:Measurement of airborne noise by the enveloping surface method
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
调速电气传动系统 第2部分:一般要求 低压交流变频电气传动系统额定值的规定
Adjustable speed electrical power drive systems--Part 2:General requirements--Rating specifications for low voltage adjustable frequency a.c. power drive systems
往复式内燃机驱动的交流发电机组 第9部分:机械振动的测量和评价
Reciprocating internal combustion engine driven alternating current generating sets--Part9:Measurement and evaluation of mechanical vibrations
往复式内燃机驱动的交流发电机组 第8部分:对小功率发电机组的要求和试验
Reciprocating internal combustion engine driven alternating current generating sets--Part 8:Requirements and tests for low-power generating sets
往复式内燃机驱动的交流发电机组 第12部分:对安全装置的应急供电
Reciprocating internal combustion engine driven alternating current generating sets--Part 12:Emergency power supply to safety services