GB/T 34877.4-2024
ActiveIndustrial fans—Determination of fan sound power levels under standardized laboratory conditions—Part 4:Sound intensity method
工业风机 标准实验室条件下风机声功率级的测定 第4部分：声强法
Application Summary AI generated
This standard specifies the sound intensity method for determining the sound power levels of industrial fans under controlled laboratory conditions. It is applied in the testing and evaluation of fan noise emissions, ensuring consistent measurement for product compliance, quality control, and noise reduction in industries such as HVAC, manufacturing, and ventilation systems.
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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.