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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 32877-2022 |
Specific test methods for determining losses and efficiency of frequency converter-fed a.c. motors 变频器供电交流电动机确定损耗和效率的特定试验方法 |
China National Standards losses |
 English PDF |
| GB/T 25442-2018 |
Standard methods for determining losses and efficiency of rotation electrical machines from tests（excluding machines for traction vehicles） 旋转电机（牵引电机除外）确定损耗和效率的试验方法 |
China National Standards losses |
English PDF |
| GB/T 34861-2017 |
Specific methods for determining separate losses of large machines from tests 确定大电机各项损耗的专用试验方法 |
China National Standards losses |
English PDF |
| GB/T 20989-2017 |
Determination of power losses in high-voltage direct current (HVDC) converter stations 高压直流换流站损耗的确定 |
China National Standards losses |
English PDF |
| GB/T 35702.2-2017 |
Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems—Part 2: Modular multilevel converters 高压直流系统用电压源换流器阀损耗 第2部分：模块化多电平换流器 |
China National Standards losses |
English PDF |
| GB/T 35702.1-2017 |
Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems—Part 1: General requirements 高压直流系统用电压源换流器阀损耗 第1部分：一般要求 |
China National Standards losses |
English PDF |
| GB/T 33139-2016 |
Ships and marine technology—Maintenance and testing to reduce losses in critical systems for propulsion 船舶与海上技术 减少船舶推进关键系统损失的维护与试验 |
China National Standards losses |
English PDF |
| GB/T 32877-2016 |
Specific test methods for determining losses and efficiency of converter-fed AC induction motors 变频器供电交流感应电动机确定损耗和效率的特定试验方法 |
China National Standards losses |
English PDF |
| GB/T 30944-2014 |
Guide for energy losses calculation of small hydropower grid 小水电电网电能损耗计算导则 |
China National Standards losses |
English PDF |
| GB/T 18688-2012 |
Agricultural irrigation equipment - Pressure losses in irrigation valves - Test method 农业灌溉设备 灌溉阀的压力损失 试验方法 |
China National Standards losses |
English PDF |
| GB/T 25123.3-2011 |
Electric traciton - Rotating electrical machines for rail and road vehicles - Part 3: Determination of the total losses of convertor-fed alternating current motors by summation of the component losses 电力牵引 轨道机车车辆和公路车辆用旋转电机 第3部分：用损耗总和法确定变流器供电的交流电动机的总损耗 |
China National Standards losses |
English PDF |
| GB/T 25442-2010 |
Standard methods for determining losses and efficiency of rotating electrical machines from tests(excluding machines for traction vehicles) 旋转电机（牵引电机除外）确定损耗和效率的试验方法 |
China National Standards losses |
English PDF |
| GB/T 20989-2007 |
Determination of power losses in high-voltage direct current (HVDC) converter stations 高压直流换流站损耗的确定 |
China National Standards losses |
English PDF |
| GB/T 20137-2006 |
Method for determining losses and efficiency of three-phase cage induction motors 三相笼型异步电动机损耗和效率的确定方法 |
China National Standards losses |
English PDF |
| GB/T 755.2-2003 |
Methods for determininglosses and efficiency of rotating electrical machinery from tests(excluding machines for traction vehicles) 旋转电机(牵引电机除外)确定损耗和效率的试验方法 |
China National Standards losses |
English PDF |
| GB/T 16850.7-2001 |
Basic specification for optical fibre amplifier test methods--Part 7:Test methods for out-of-band insertion losses 光纤放大器试验方法基本规范 第7部分:带外插入损耗的试验方法 |
China National Standards losses |
English PDF |
| GB/T 6721-1986 |
Statistical standard of economic losses from injury-fatal accidents of enterprise staff and workers 企业职工伤亡事故经济损失统计标准 |
China National Standards losses |
English PDF |
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