GB 20665-2006
Minimum allowable values of energe efficiency and energy efficiency grades for domestic gas instantaneous water heater and gas fired heating-hot water combi-boilers (English Version)
- Standard No.
- GB 20665-2006
- Language
- Chinese, Available in English version
- Release Date
- 2006
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2016-06
- Replace By
- GB 20665-2015
- Latest
- GB 20665-2015
- Scope
- This standard specifies the energy efficiency limit values, energy conservation evaluation values, energy efficiency grades, test methods and inspection rules for domestic gas-fired instantaneous water heaters (including condensing water heaters, hereinafter referred to as water heaters) and gas-fired heating water heaters (hereinafter referred to as heating boilers). This standard applies to water heaters and heating furnaces with a heat load not greater than 70kW. This standard does not apply to gas volumetric water heaters.
GB 20665-2006 Referenced Document
- CJ/T 228 Gas-fired heating and hot water combi-boilere
- GB 6932 Domestic gas instantaneous water heater*， 2015-09-18 Update
- GB/T 13611 Classification and basic characteristics of city gas*， 2018-03-15 Update
GB 20665-2006 history
- 2015 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
- 2006 GB 20665-2006 Minimum allowable values of energe efficiency and energy efficiency grades for domestic gas instantaneous water heater and gas fired heating-hot water combi-boilers
