scope:

This standard applies to water-cooled single-effect steam and hot water operated water chilling units, water-cooled double-effect steam and hot water operated water chilling units, and double-effect Direct-Fired (natural gas, oil, LP gas) water chilling/heating units. Water is the refrigerant and LiBr (lithium bromide) the absorbent. See definitions in Section 3.

Exclusions. This standard does not apply to air-cooled applications, heat pump applications, exhaust gas fired applications, and nonstandard units.

Purpose. The purpose of this standard is to establish for Absorption Water Chilling and Water Heating Packages; definitions; test requirements; rating requirements; minimum data requirements for Published Rating; 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.