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AHRI 750

2007 Edition, 2007

Complete Document

Thermostatic Refrigerant Expansion Valves

Includes all amendments and changes through Change/Amendment , 2007

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Superseded By: AHRI 751 SI

Additional Comments:
W/D S/S BY AHRI 751 SI & AHRI 750 I-P
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Description / Abstract:

This standard applies to Thermostatic Refrigerant Expansion Valves for use with refrigerants listed in 2.1.1 at evaporator temperatures between 50°F [10°C] and -40°F [-40°C].

Refrigerants. The refrigerants included in this standard are: R-12, R-22, R-134a, R-404A, R-407C, R-410A, R- 502 and R-507A.

Purpose. The purpose of this standard is to establish for Thermostatic Refrigerant Expansion Valves: definitions; test requirements; rating requirements; minimum data requirements for Published Ratings; marking and nameplate data; and conformance conditions.

Intent. This standard is intended for the guidance of the industry, including manufacturers, engineers, installers, contractors and users.

Review and Amendment. This standard is subject to review and amendment as technology advances.