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AHRI 420-2023 (I-P)

Performance Rating of Forced-Circulation Free-Delivery Unit Coolers for Refrigeration
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AHRI 420-2023 (I-P)

Performance Rating of Forced-Circulation Free-Delivery Unit Coolers for Refrigeration

PUBLISH DATE 2023
AHRI 420-2023 (I-P)
This standard applies to factory-made, forced-circulation free-delivery unit coolers, as defined in Section 3, operating with a volatile refrigerant fed by either direct expansion or liquid overfeed at wet or dry conditions, or both.
SDO AHRI: Air-Conditioning, Heating, and Refrigeration Institute
Document Number 420
Publication Date Jan. 1, 2023
Language en - English
Page Count
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Supercedes
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