GB/T 17889.2-2021: Ladders—Part 2: Requirements, Test, Marking
As a critical national standard in China’s mechanical safety field, GB/T 17889.2-2021 “Ladders—Part 2: Requirements,...
Chinese National Standard
sion932 GB/T 19870-2018: Industrial Inspecting Thermal Imagers – A Comprehensive Technical Overview
GB/T 19870-2018, officially titled “Industrial Inspecting Thermal Imagers”, is a national standard of the People’s...
GB/T 26217-2019: DC Voltage Measuring Device for HVDC Transmission System
With the rapid development of high-voltage direct current (HVDC) transmission technology, especially the large-scale construction...
GB/T 28867-2012: Technical Specification for Sealed Nickel-Cadmium Prismatic Rechargeable Single Cells
GB/T 28867-2012 is a national recommended standard of the People’s Republic of China, titled “Secondary...
GB/T 32504-2016: Civil Lead-Acid Battery Technical Code for Safety – An In-Depth Analysis
Lead-acid batteries are widely used in civil scenarios such as electric bicycles, backup power supplies,...
Technical Analysis of Q-GDW-11304.3-2019: Specification for Ultraviolet Imagers in Live Detection of Power Equipment
Abstract: Q-GDW-11304.3-2019 is an important enterprise standard formulated by State Grid Corporation of China, which...
Technical Specification for High-Frequency Partial Discharge Detector: An Overview of Q/GDW 11304.5-2015
Abstract: Partial discharge (PD) is a critical indicator reflecting the insulation status of electrical equipment....
Q-GDW 11304.13-2015: Technical Specification for SF6 Decomposition Products Detector
Abstract: SF6 gas is widely used in power equipment due to its excellent insulation and...
GB/T 1094.3-2017: Specification for Insulation Levels, Dielectric Tests and External Clearances in Air of Power Transformers
Abstract: GB/T 1094.3-2017, as the third part of the GB/T 1094 series national standards in...
GB/T 18890.1-2015: Technical Specifications for 220kV XLPE Insulated Power Cables and Accessories – Part 1: Test Methods and Requirements
As a crucial national recommended standard in China’s power cable industry, GB/T 18890.1-2015, titled “Power...