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Full Description

This standard establishes a single set of requirements for the testing and rating of humidification capacity, power input, and energy input of supplementary heat (where used) for humidifiers used in commercial and industrial applications. Devices of the following types are included: atomizing, electric resistance steam generators, electrode steam generators, heat exchangers, infrared, steam injection, and wetted media.
 

Document History

  1. AHRI 640-2005

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    Performance Rating of Commercial and Industrial Humidifiers

    • Most Recent
  2. AHRI 640-96


    Commercial and Industrial Humidifers

    • Historical Version