GB/T 21698-2008
AbolishedTechnical specifications of composite grounding device
复合接地体技术条件
Application Summary AI generated
This standard specifies the technical requirements, test methods, and inspection rules for composite grounding devices used in electrical systems. It is applied in power transmission, substations, and industrial facilities to ensure effective grounding performance in high soil resistivity environments. The standard covers materials like conductive concrete or graphite-based composites, providing corrosion resistance and stable electrical conductivity for long-term grounding applications.
Related Standards
GB/T 14286-2002
Live working--Terminology for tools，equipment and devices
GB/T 16438-1996
The safety demands of using semiconductor lightning eliminator
GB/T 13870.1-1992
Effects of current passing through the human body--Part 1:General aspects
GB/T 12501-1990
Classification of electrical and electronicequipment with regard to protection against electric shock
GB/T 3805-2008
Extra-low voltage(ELV) - Limit values
GB/T 4208-2008
Degrees of protection provided by enclosure(IP code)
GB/T 21697-2008
Insulation coordination of low voltage power line and electronic system
GB/T 21714.3-2008
Protection against lightning - Part 3: Physical damage to structures and life hazard
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.