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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 40124-2021 |
Technical requirements aNd test methods of regenerated sulphuric acid 再生硫酸技术要求及试验方法 |
China National Standards Nd |
 English PDF |
| GB/T 40123-2021 |
Aluminium aNd aluminium alloy billet with high purity and fine grain 高纯净细晶铝及铝合金圆铸锭 |
China National Standards Nd |
English PDF |
| GB/T 40120-2021 |
Agricultural irrigation equipment—Thermoplastic collapsible hoses for irrigation—Specifications aNd test methods 农业灌溉设备 灌溉用热塑性可折叠软管 技术规范和试验方法 |
China National Standards Nd |
English PDF |
| GB/T 40118-2021 |
Plain bearings—Testing uNder conditions of hydrodynamic and mixed lubrication in test rigs 滑动轴承 流体动压和混合润滑条件台架试验 |
China National Standards Nd |
English PDF |
| GB/T 40117-2021 |
Non-destructive testing - Evaluation of vision acuity of NdT personnel 无损检测 无损检测人员视力评价 |
China National Standards Nd |
English PDF |
| GB/T 40116-2021 |
Foil bearings - Performance of hydrodynamic gas journal bearings - Testing of static load capacity, friction coefficient aNd lifetime 箔片轴承 气体动压径向轴承性能 静态承载能力、摩擦因数和寿命测试 |
China National Standards Nd |
English PDF |
| GB/T 40114-2021 |
Jewellery—Determination of precious metal content—Difference method using iNductively coupled plasma optical emission spectroscopy 首饰 贵金属含量的测定 ICP差减法 |
China National Standards Nd |
English PDF |
| GB/T 40111-2021 |
StaNdard test method for fluorine,chlorine and sulfur in petroleum products—Combustion-ion chromatography 石油产品中氟、氯和硫含量的测定 燃烧-离子色谱法 |
China National Standards Nd |
English PDF |
| GB/T 40109-2021 |
Surface chemical analysis - SecoNdary-ion mass spectrometry - Method for depth profiling of boron in silicon 表面化学分析 二次离子质谱 硅中硼深度剖析方法 |
China National Standards Nd |
English PDF |
| GB/T 40108-2021 |
Evaluation of humanities aNd social sciences journals 人文社会科学期刊评价 |
China National Standards Nd |
English PDF |
| GB/T 40106-2021 |
Humanities aNd social science evaluation index system of think tanks 人文社会科学智库评价指标体系 |
China National Standards Nd |
English PDF |
| GB/T 40101-2021 |
Ultrasonic testing method for stainless steel bars,plates aNd forgings of PWR nuclear fuel assembly and associated assembly 压水堆核燃料组件和相关组件用不锈钢棒、板、锻件超声波检测方法 |
China National Standards Nd |
English PDF |
| GB/T 40097-2021 |
Functional specifications aNd technical requirements of energy router 能源路由器功能规范和技术要求 |
China National Standards Nd |
English PDF |
| GB/T 40096.2-2021 |
Technical specification for on-site protection equipment - Part 2: Connector aNd prefabricated cable 就地化继电保护装置技术规范 第2部分：连接器及预制缆 |
China National Standards Nd |
English PDF |
| GB/T 40095-2021 |
Technical specifications for measurement aNd control device in smart substation 智能变电站测控装置技术规范 |
China National Standards Nd |
English PDF |
| GB/T 40067-2021 |
Microstructure aNd defect determination of tungsten carbide powder 碳化钨粉末微观组织及缺陷检测方法 |
China National Standards Nd |
English PDF |
| GB/T 39989-2021 |
Superelastic titanium-nickel shape memory alloy bar aNd wire 超弹性钛镍形状记忆合金棒材和丝材 |
China National Standards Nd |
English PDF |
| GB/T 39981-2021 |
Building construction machinery aNd equipment—Portable,hand-held,internal combustion engine driven cut-off machines—Safety requirements 建筑施工机械与设备 便携、手持、内燃机式切割机 安全要求 |
China National Standards Nd |
English PDF |
| GB/T 39979-2021 |
General technical specification of iNdoor window decoration for building 建筑室内窗饰产品通用技术要求 |
China National Standards Nd |
English PDF |
| GB/T 39976-2021 |
Evaporation cooling outdoor air coNditioning equipment 蒸发冷却式新风空调设备 |
China National Standards Nd |
English PDF |
| GB/T 39971-2021 |
Thresholds aNd grading of relative wet grip index for motor vehicle tyres 汽车轮胎湿路面相对抓着指数限值和等级 |
China National Standards Nd |
English PDF |
| GB/T 39970-2021 |
Thresholds aNd grading of coast-by noise for motor vehicle tyres 汽车轮胎惯性滑行通过噪声限值和等级 |
China National Standards Nd |
English PDF |
| GB/T 39515.2-2021 |
Agricultural aNd forestry machinery-Environmental requirements for sprayers-Part 2:Horizontal boom sprayers 农林机械 喷雾机的环境要求 第2部分：水平喷杆式喷雾机 |
China National Standards Nd |
English PDF |
| GB/T 38329.2-2021 |
Utility connections in port - Part 2: High aNd low voltage shore connection systems - Data communication for monitoring and control 港口船岸连接 第2部分：高压和低压岸电连接系统 监测和控制的数据传输 |
China National Standards Nd |
English PDF |
| GB/T 38051.1-2021 |
Household electric cooking appliances—Part 1：Ranges, ovens, steam ovens aNd grills—Methods for measuring performance 家用烹饪电器 第1部分：电灶、烤箱、蒸箱和烤架 性能测试方法 |
China National Standards Nd |
English PDF |
| GB/T 38047.2-2021 |
Evaluation methods for reliability on smart household appliances - Part 2: Special requirements for room air coNditioners 智能家用电器可靠性评价方法 第2部分：房间空气调节器的特殊要求 |
China National Standards Nd |
English PDF |
| GB/T 38010.3-2021 |
Spectacle frames aNd sunglasses electronic catalogue and identification—Part 3: Technical information 眼镜架和太阳镜电子目录与识别 第3部分：技术信息 |
China National Standards Nd |
English PDF |
| GB/T 38010.2-2021 |
Spectacle frames aNd sunglasses electronic catalogue and identification—Part 2: Commercial information 眼镜架和太阳镜电子目录与识别 第2部分：商业信息 |
China National Standards Nd |
English PDF |
| GB/T 35205.5-2021 |
Rough-terrain trucks - Safety requirements aNd verificaiton - Part 5: Interface between variable-reach truck and integrated personnnel work platform 越野叉车 安全要求及验证 第5部分：伸缩臂式叉车和集成式人员工作平台的连接装置 |
China National Standards Nd |
English PDF |
| GB/T 31838.7-2021 |
Solid insulating materials - Dielecteric aNd resistive properties - Part 7: Resistive properties(DC method) - Measurement of volume resistance and volume resistivity at elevated temperatures 固体绝缘材料 介电和电阻特性 第7部分：电阻特性(DC方法) 高温下测量体积电阻和体积电阻率 |
China National Standards Nd |
English PDF |
| GB/T 31838.6-2021 |
Solid insulating materials—Dielectric aNd resistive properties—Part 6:Dielectric properties(AC method)—Relative permittivity and dielectric dissipation factor(frequencies 0.1Hz～10 MHz) 固体绝缘材料 介电和电阻特性 第6部分：介电特性（AC方法） 相对介电常数和介质损耗因数（频率0.1Hz~10MHz） |
China National Standards Nd |
English PDF |
| GB/T 31838.5-2021 |
Solid insulating materials - Dielectric aNd resistive properties - Part 5: Resistive properties(DC method) - Volume resistance and volume resistivity of impregnation and coating materials 固体绝缘材料 介电和电阻特性 第5部分：电阻特性(DC方法) 浸渍和涂层材料的体积电阻和体积电阻率 |
China National Standards Nd |
English PDF |
| GB/T 29716.3-2021 |
Mechanical vibration aNd shock—Signal processing—Part 3:Methods of time-frequency analysis 机械振动与冲击 信号处理 第3部分：时频分析方法 |
China National Standards Nd |
English PDF |
| GB/T 28897-2021 |
Steel-plastic compouNd pipes and fittings for fluid service 流体输送用钢塑复合管及管件 |
China National Standards Nd |
English PDF |
| GB/T 27021.3-2021 |
Conformity assessment - Requirements for bodies providing audit aNd certification of management systems - Part 3: Competence requirements for auditing and certification of quality management systems 合格评定 管理体系审核认证机构要求 第3部分：质量管理体系审核与认证能力要求 |
China National Standards Nd |
English PDF |
| GB/T 27021.2-2021 |
Conformity assessment - Requirements for bodies providing audit aNd certification of management systems - Part 2: Competence requirements for auditing and certification of environmental management systems 合格评定 管理体系审核认证机构要求 第2部分：环境管理体系审核与认证能力要求 |
China National Standards Nd |
English PDF |
| GB/T 25672-2021 |
Hammer drill bit aNd shell hammer drill bit 电锤钻和套式电锤钻 |
China National Standards Nd |
English PDF |
| GB/T 24817.2-2021 |
Cranes-Control layout aNd characteristics-Part 2:Moblie cranes 起重机 控制装置布置形式和特性 第2部分：流动式起重机 |
China National Standards Nd |
English PDF |
| GB/T 24810.2-2021 |
Cranes-Limiting aNd indicating devices-Part 2:Mobile cranes 起重机 限制器和指示器 第2部分：流动式起重机 |
China National Standards Nd |
English PDF |
| GB/T 24619-2021 |
Synchronous belt drives - Curvilinear profile systems G, H, R aNd S belts and pulleys 同步带传动 G、H、R、S齿型曲线齿同步带与带轮 |
China National Standards Nd |
English PDF |
| GB/T 23902-2021 |
Non-destructive testing - Ultrasonic testing - Time-of-flight diffraction technique as a method for detection aNd sizing of discontinuities 无损检测 超声检测 超声衍射声时技术检测和评价方法 |
China National Standards Nd |
English PDF |
| GB/T 23537-2021 |
Superabrasive products - GriNding wheels and mounted points with diamond or cubic boron nitride - Limit deviations and run-out tolerances 超硬磨料制品 金刚石或立方氮化硼砂轮和磨头 极限偏差和圆跳动公差 |
China National Standards Nd |
English PDF |
| GB/T 23293-2021 |
Nitride boNded refractory products and their related mortars 氮化物结合耐火制品及其配套耐火泥浆 |
China National Standards Nd |
English PDF |
| GB/T 22889-2021 |
Leather—Physical aNd mechanical tests—Determination of surface coating thickness 皮革 物理和机械试验 表面涂层厚度的测定 |
China National Standards Nd |
English PDF |
| GB/T 22888-2021 |
Leather - Physical aNd mechanical tests - Determination of cold crack temperature of surface coatings 皮革 物理和机械试验 表面涂层低温脆裂温度的测定 |
China National Standards Nd |
English PDF |
| GB/T 22808-2021 |
Leather aNd fur-Chemical tests-Determination of chlorinated phenols content 皮革和毛皮 化学试验 含氯苯酚的测定 |
China National Standards Nd |
English PDF |
| GB/T 22685-2021 |
Packaging aNd label on controls for househole and similar use 家用和类似用途控制器的包装和标志 |
China National Standards Nd |
English PDF |
| GB/T 17934.8-2021 |
Graphic technology—Process control for the production of half-tone colour separations, proof aNd production prints—Part 8:Validation print processes working directly from digital data 印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第8部分：直接使用数字数据的验证印刷品制作过程 |
China National Standards Nd |
English PDF |
| GB/T 17934.7-2021 |
Graphic technology—Process control for the production of half-tone colour separations,proof aNd production prints—Part 7:Proofing processes working directly from digital data 印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第7部分：直接使用数字数据的打样过程 |
China National Standards Nd |
English PDF |
| GB/T 17934.2-2021 |
Graphic technology—Process control for the production of half-tone colour separations,proof aNd production prints—Part 2:Offset lithographic processes 印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第2部分：平版胶印 |
China National Standards Nd |
English PDF |
| GB/T 17934.1-2021 |
Graphic technology-Process control for the production of half-tone colour separations，proof aNd production prints-Part 1:Parameters and measurement methods 印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第1部分：参数与测量方法 |
China National Standards Nd |
English PDF |
| GB/T 17739.2-2021 |
Microfilming of technical drawings aNd other drawing office documents—Part 2:Quality criteria and control of 35 mm silver gelatin microfilms 技术图样与技术文件的缩微摄影 第2部分: 35mm银-明胶型缩微品的质量准则与控制 |
China National Standards Nd |
English PDF |
| GB/Z 17624.3-2021 |
Electromagnetic compatibility - General - Part 3: The effects of high-altitude EMP(HEMP) on civil equipment aNd systems 电磁兼容 综述 第3部分：高空电磁脉冲(HEMP)对民用设备和系统的效应 |
China National Standards Nd |
English PDF |
| GB/T 16828-2021 |
Bar code for commodity—Global location numbering aNd bar code marking 商品条码 参与方位置编码与条码表示 |
China National Standards Nd |
English PDF |
| GB/T 16458-2021 |
Terminology for abrasives aNd abrasive products 磨料磨具术语 |
China National Standards Nd |
English PDF |
| GB/T 15972.47-2021 |
Specifications for optical fibre test method - Part 47: Measurement methods aNd test procedures for transmission characteristics - Macrobending loss 光纤试验方法规范 第47部分：传输特性的测量方法和试验程序 宏弯损耗 |
China National Standards Nd |
English PDF |
| GB/T 15765-2021 |
Hermetic motor-compressors for room air coNditioners 房间空气调节器用全封闭型电动机-压缩机 |
China National Standards Nd |
English PDF |
| GB/T 15242.4-2021 |
Dimensions series of rod aNd piston dynamic seals for hydraulic cylinders-Part 4:Dimensions and tolerances of bearing rings groove 液压缸活塞和活塞杆动密封装置尺寸系列 第4部分：支承环安装沟槽尺寸系列和公差 |
China National Standards Nd |
English PDF |
| GB/T 15242.3-2021 |
Dimensions series of rod aNd piston dynamic seals for hydraulic cylinders-Part 3:Dimensions and tolerances of groove for co-axial seals 液压缸活塞和活塞杆动密封装置尺寸系列 第3部分：同轴密封件沟槽尺寸系列和公差 |
China National Standards Nd |
English PDF |
| GB/T 14290-2021 |
RouNd baler 圆草捆打捆机 |
China National Standards Nd |
English PDF |
| GB/T 14230-2021 |
Test method of tooth beNding strength for gear load capacity 齿轮弯曲疲劳强度试验方法 |
China National Standards Nd |
English PDF |
| GB/T 13469-2021 |
Economical operation for centrifugal，mixed flow aNd axial flow pump systems 离心泵、混流泵与轴流泵系统经济运行 |
China National Standards Nd |
English PDF |
| GB/T 13163.2-2021 |
Radiation protection instrumentation—Radon aNd radon decay product measuring instruments—Part 2:Specific requirements for 222Rn and 220Rn measuring instruments 辐射防护仪器 氡及氡子体测量仪 第2部分：222Rn和220Rn测量仪的特殊要求 |
China National Standards Nd |
English PDF |
| GB/T 12773-2021 |
Valve steel aNd superalloy bars for internal combustion engines 内燃机气阀用钢及合金棒材 |
China National Standards Nd |
English PDF |
| GB/T 12719-2021 |
Exploration specification of hydrogeology aNd engineering geology in mining areas 矿区水文地质工程地质勘查规范 |
China National Standards Nd |
English PDF |
| GB/T 11362-2021 |
Synchronous belt drives—Calculation of power rating aNd drive center distance with belts pitch codes MXL,XXL,XL,L,H,XH and XXH 同步带传动 节距型号MXL，XXL，XL，L，H，XH和XXH梯形齿同步带额定功率和传动中心距计算 |
China National Standards Nd |
English PDF |
| GB/T 11270.2-2021 |
Superabrasive products—DiamoNd circular saw blade—Part 2:Sintered saw blades 超硬磨料制品 金刚石圆锯片 第2部分：烧结锯片 |
China National Standards Nd |
English PDF |
| GB/T 11270.1-2021 |
Superabrasive products-DiamoNd circular saw blade-Part 1:Welded saw blades 超硬磨料制品 金刚石圆锯片 第1部分：焊接锯片 |
China National Standards Nd |
English PDF |
| GB/T 10067.36-2021 |
Basic specification for electroheating aNd electromagnetic processing installations—Part 36:Induction through-heating installations 电热和电磁处理装置基本技术条件 第36部分：感应透热装置 |
China National Standards Nd |
English PDF |
| GB/T 10066.32-2021 |
Test methods for electroheating aNd electromagnetic processing installations-Part 32:Induction through-heating installations 电热和电磁处理装置的试验方法 第32部分：感应透热装置 |
China National Standards Nd |
English PDF |
| GB/T 9966.9-2021 |
Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity by measuring the fuNdamental resonance frequency 天然石材试验方法 第9部分：通过测量共振基本频率测定动力弹性模数 |
China National Standards Nd |
English PDF |
| GB/T 9966.11-2021 |
Test methods for natural stone—Part 11: Determination of resistance to ageing by cold aNd thermal shock 天然石材试验方法 第11部分：激冷激热加速老化强度测定 |
China National Standards Nd |
English PDF |
| GB/T 8366-2021 |
Resistance welding—Resistance welding equipment—Mechanical aNd electrical requirements 电阻焊 电阻焊设备 机械和电气要求 |
China National Standards Nd |
English PDF |
| GB/T 8243.12-2021 |
Methods of test for full-flow lubricating oil filters for internal combustion engines—Part 12: Filtration efficiency using particle counting aNd contaminant retention capacity 内燃机全流式机油滤清器试验方法 第12部分：颗粒计数法滤清效率和容灰量 |
China National Standards Nd |
English PDF |
| GB/T 6577-2021 |
Types,dimensions aNd tolerances of groove for seals with bearing rings for hydraulic cylinders piston 液压缸活塞用带支承环密封沟槽型式、尺寸和公差 |
China National Standards Nd |
English PDF |
| GB/T 6113.103-2021 |
Specification for radio disturbance aNd immunity measuring apparatus and methods—Part 1-3:Radio disturbance and immunity measuring apparatus—Ancillary equipment—Disturbances power 无线电骚扰和抗扰度测量设备和测量方法规范 第1-3部分：无线电骚扰和抗扰度测量设备 辅助设备 骚扰功率 |
China National Standards Nd |
English PDF |
| GB/T 6068-2021 |
Test code for truck crane aNd tyre crane 汽车起重机和轮胎起重机试验规范 |
China National Standards Nd |
English PDF |
| GB/T 5900.1-2021 |
Machine tools—Connecting dimensions of spiNdle noses and work holding chucks—Part 1: Conical connection 机床 主轴端部与卡盘连接尺寸 第1部分：圆锥连接 |
China National Standards Nd |
English PDF |
| GB/T 4798.2-2021 |
Classification of environmental coNditions—Classification of groups of environmental parameters and their severities—Part 2:Transportation and handling 环境条件分类 环境参数组分类及其严酷程度分级 第2部分：运输和装卸 |
China National Standards Nd |
English PDF |
| GB/T 3480.5-2021 |
Calculation of load capacity of spur aNd helical gears—Part 5:Strength and quality of materials 直齿轮和斜齿轮承载能力计算 第5部分：材料的强度和质量 |
China National Standards Nd |
English PDF |
| GB/T 2424.6-2021 |
Environmental testing-Part 3:Supporting documentation aNd guidance- Confirmation of the performance of temperature/humidity chambers 环境试验 第3部分：支持文件及导则 温度/湿度试验箱性能确认 |
China National Standards Nd |
English PDF |
| GB/T 2424.5-2021 |
Environmental testing—Part 3:Supporting documentation aNd guidance—Confirmation of the performance of temperature chambers 环境试验 第3部分：支持文件及导则 温度试验箱性能确认 |
China National Standards Nd |
English PDF |
| GB/T 2423.38-2021 |
Environmental testing-Part 2:Test methods-Test R:Water test method aNd guidance 环境试验 第2部分：试验方法 试验R：水试验方法和导则 |
China National Standards Nd |
English PDF |
| GB/T 2351-2021 |
Fluid power systems aNd components-Outside diameters of tubes and inside diameters of hoses 流体传动系统及元件 硬管外径和软管内径 |
China National Standards Nd |
English PDF |
| GB/T 2076-2021 |
INdexable inserts for cutting tools—Designation 切削刀具用可转位刀片 型号表示规则 |
China National Standards Nd |
English PDF |
| GB/T 1551-2021 |
Test method for measuring resistivity of monocrystal silicon—In-line four-point probe aNd direct current two-point probe method 硅单晶电阻率的测定 直排四探针法和直流两探针法 |
China National Standards Nd |
English PDF |
| GB/T 786.3-2021 |
Fluid power systems aNd components—Graphical symbols and circuit diagrams—Part 3: Symbol modules and connected symbols in circuit diagrams 流体传动系统及元件 图形符号和回路图 第3部分：回路图中的符号模块和连接符号 |
China National Standards Nd |
English PDF |
| GB/T 786.1-2021 |
Fluid power systems aNd components—Graphical symbols and circuit diagrams—Part 1:Graphical symbols 流体传动系统及元件 图形符号和回路图 第1部分：图形符号 |
China National Standards Nd |
English PDF |
| GB/T 22394.2-2021 |
CoNdition monitoring and diagnostics of machines - Data interpretation and diagnostics techniques - Part 2: Data-driven applications 机器状态监测与诊断 数据判读与诊断技术 第2部分：数据驱动的应用 |
China National Standards Nd |
English PDF |
| GB/T 22114-2021 |
Humectants for toothpastes - Glycerin aNd polyethylene glycol 牙膏用保湿剂 甘油和聚乙二醇 |
China National Standards Nd |
English PDF |
| GB/T 21227-2021 |
AC loss measurements—Magnetometer methods for hysteresis loss in supercoNducting multifilamentary composites 交流损耗测量 多丝复合超导材料磁滞损耗的磁强计测量法 |
China National Standards Nd |
English PDF |
| GB/T 19216.3-2021 |
Circuit integrity test for electric cables or optical fiber cables uNder fire conditions—Part 3:Test method for fire with shock at a temperature of at least 830℃ for cables of rated voltage up to and including 0.6/1 kV tested in a metal enclosure 在火焰条件下电缆或光缆的线路完整性试验 第3部分：火焰温度不低于830 ℃的供火并施加冲击振动，额定电压0.6/1 kV及以下电缆穿在金属管中进行的试验方法 |
China National Standards Nd |
English PDF |
| GB/T 19216.2-2021 |
Circuit integrity test for electric cables or optical fiber cables uNder fire conditions - Part 2: Test method for fire with shock at a temperature of at least 830 ℃ for cables of rated voltage up to and including 0.6/1 kV and with an overall diameter not 在火焰条件下电缆或光缆的线路完整性试验 第2部分：火焰温度不低于830 ℃的供火并施加冲击振动，额定电压0.6/1 kV及以下外径不超过20 mm电缆的试验方法 |
China National Standards Nd |
English PDF |
| GB/T 19216.1-2021 |
Circuit integrity test for electric cables or optical fiber cables uNder fire conditions-Part 1:Test method for fire with shock at atemperature of at least 830 ℃ for cables of rated voltage up to and including 0.6/ 1 kV and with an overall diameter exceed 在火焰条件下电缆或光缆的线路完整性试验 第1部分：火焰温度不低于830 ℃的供火并施加冲击振动，额定电压0.6/1 kV及以下外径超过20 mm电缆的试验方法 |
China National Standards Nd |
English PDF |
| GB/T 18341-2021 |
Specifications of survey for geological aNd mineral resources exploration 地质矿产勘查测量规范 |
China National Standards Nd |
English PDF |
| GB/T 18216.5-2021 |
Electrical safety in low voltage distribution systems up to 1 000 V a.c, aNd 1500 V d.c.-Equipment for testing，measuring or monitoring of protective measures-Part 5:Resistance to earth 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第5部分：对地电阻 |
China National Standards Nd |
English PDF |
| GB/T 18216.4-2021 |
Electrical safety in low voltage distribution systems up to 1 000 V a. c aNd 1 500 V d. c - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第4部分：接地电阻和等电位接地电阻 |
China National Standards Nd |
English PDF |
| GB/T 18216.3-2021 |
Electrical safety in low voltage distribution systems up to 1 000 V a. c. aNd 1 500 V d. c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第3部分：环路阻抗 |
China National Standards Nd |
English PDF |
| GB/T 18216.2-2021 |
Electrical safety in low voltage distribution systems up to 1 000 V a. c. aNd 1 500 V d. c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第2部分：绝缘电阻 |
China National Standards Nd |
English PDF |
| GB/T 18216.1-2021 |
Electrical safety in low voltage distribution systems up to 1 000 V a.c. aNd 1 500 V d.c.—Equipment for testing,measuring or monitoring of protective measures—Part 1:General requirements 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第1部分：通用要求 |
China National Standards Nd |
English PDF |
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