GB/T 21151-2025
ActiveMain axial fan for coal mine—Technical specification
煤矿用轴流主通风机 技术规范
Application Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, and marking for main axial fans used in coal mine ventilation systems. It is applied in the design, manufacturing, and acceptance testing of these fans to ensure safe, reliable, and efficient underground airflow for mine safety and dust control. The standard is relevant for mining equipment manufacturers, coal mine operators, and regulatory bodies in China.
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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.