GB 19577-2024: Minimum allowable values of the energy efficiency and energy efficiency grades for heat pumps and water chillers

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Scope

This document specifies the technical requirements for the minimum allowable values
of the energy efficiency and energy efficiency grades for heat pumps and water chillers,
describes the corresponding test methods, and clarifies the implementation of this
document.
The types of heat pumps and chillers to which this document applies include water
chilling (heat pump) packages using the vapor compression, low ambient temperature
air source heat pump (water chilling) packages, water-source (ground-source) heat
pumps, lithium bromide absorption water chillers (heaters), water-source high
temperature heat pumps using the vapor compression cycle, indirect evaporative
cooling water chillers, and integrated water chilling (heat pump) packages.

Basic Data

Standard ID	GB 19577-2024 (GB19577-2024)
Description (Translated English)	Minimum allowable values of the energy efficiency and energy efficiency grades for heat pumps and water chillers
Sector / Industry	National Standard
Classification of Chinese Standard	F01
Classification of International Standard	27.010
Word Count Estimation	18,149
Date of Issue	2024-04-29
Date of Implementation	2025-02-01
Older Standard (superseded by this standard)	GB 19577-2015; GB 29540-2013; GB 30721-2014; GB 37480-2019
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration