GB/T 40008.1-2021 (English Version) PDF

Scope: This part of GB/T40008 specifies the performance evaluation method and calculation method of the hot water preparation system. This part is applicable to households using heat pump water heaters, gas water heaters (gas instant water heaters, volumetric gas water heaters), electric water heaters (water storage electric water heaters, fast heating electric water heaters) as heating equipment for the purpose of providing hot water And similar hot water preparation system (hereinafter referred to as "system"). Hot water preparation systems for other heat source equipment or purposes can be used as a reference. This section does not apply to solar water heaters and combined water heaters using solar energy and other heat source equipment.

GB/T 40008.1-2021 Referenced Document

GB 18111-2000 Gas storage water heater
GB 20665-2015 Minimum allowable values of energy efficiency and energy efficiency grades for domestic gas instantaneous water heaters and gas fired heating and hot water combi-boilers
GB 21519-2008 Minimum allowable values of energy efficiency and energy efficiency grades for electrical storage water heaters
GB 29541-2013 Minimum allowable values of the energy efficiency and energy efficiency grades for heat pump water heaters
GB 6932-2015 Domestic gas instantaneous water heater
GB/T 20289-2006 Electrical storage water heaters
GB/T 23137-2008 Heat pump water heater for household and similar application
GB/T 26185-2010 Instantaneous water heater
GB/T 33757.1 Energy saving ratio for distributed energy systems of combined cooling, heating and power—Part 1:Fossil energy driven systems

2021 GB/T 40008.1-2021 Performance evaluation and calculating method for water heater system—Part 1：Household and similar water heater system