scope:

This standard applies to commercial and industrial Water-cooled Chillers used for refrigerating or air-conditioning of spaces, as defined in Section 3 of this standard and covered by ANSI/AHRI Standards 550/590 (I-P) and 551/591 (SI), Performance Rating of Water Chilling Packages Using the Vapor Compression Cycle.

Exclusions. This standard does not apply to air-cooled equipment, which falls within the scope of ANSI/AHRI Standard 270, Sound Rating of Outdoor Unitary Equipment and ANSI/AHRI Standard 370, Sound Performance Rating of Large Outdoor Refrigerating and Air-conditioning Equipment.

Purpose

Purpose. The purpose of this standard is to establish methods for determining the sound power ratings of commercial and industrial Water-cooled Chillers. It establishes 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.