GB/T 7268-1987
AbolishedSeries of basic dimensions of subracks and associated panels of plugin units for control and protective equipment of secondary circuit of power system
电力系统二次回路控制、保护装置用插箱及插件面板基本尺寸系列
Application Summary AI generated
This standard specifies the basic dimensional series for subracks and associated panels of plugin units used in control and protective equipment for the secondary circuit of power systems. It is applied in the design and manufacturing of electrical panels and enclosures within power substations and generation facilities, ensuring mechanical interchangeability and compatibility between plugin modules and their mounting frames. The standard facilitates standardized assembly and maintenance of relay protection, automation, and control devices in high-voltage power system environments.
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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.