GB 13326-1991
AbolishedSound limit of central station air handlingunits
组合式空气处理机组噪声限值
Application Summary AI generated
This standard specifies the maximum permissible sound levels for central station air handling units, measured under specified operating conditions. It is applied in China for the design, manufacturing, and quality inspection of these units used in commercial and industrial HVAC systems. The standard ensures that noise emissions from such equipment remain within acceptable limits for indoor environmental comfort and regulatory compliance.
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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.