1 Scope
This standard specifies the maximum allowable value of energy consumption, the judgement methods for energy efficiency grade and energy conservation evaluation value, the energy consumption test method and the inspection rules of household refrigerators (hereinafter referred to as refrigerator).
This standard is applicable to household refrigerators with motor-driven compression (including 500 L and above), wine cooler and built-in refrigerating appliance. It is not applicable to refrigerator products exclusively used for transparent door exhibition or other special purposes.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just the dated edition applies to this document. For undated reference, the latest edition (including any amendments) applies to this document.
GB/T 2828.1 Sampling Procedures for Inspection by Attributes - Part 1: Sampling Schemes Indexed by Acceptance Quality Limit (AQL) for Lot-by-lot Inspection
GB/T 2829 Sampling Procedures and Tables for Periodic Inspection by Attributes (Apply to Inspection of Process Stability)
GB/T 8059 (All Parts) Household Refrigerating Appliances
IEC 62552-1 Household Refrigerating Appliances - Characteristics and Test Methods - Part 1: General Requirements
IEC 62552-2 Household Refrigerating Appliances - Characteristics and Test Methods - Part 2: Performance Requirements
IEC 62552-3 Household Refrigerating Appliances - Characteristics and Test Methods - Part 3: Energy Consumption and Volume
3 Terminologies and Definitions
For the purposes of this document, the teminologies and definitions specified in GB/T 8059 and IEC 62552-1~62552-3 as well as the followings apply.
3.1
Built-in appliance
Fixed refrigerating appliance installed in the cabinet, niche reserved in the wall or similar positions.
3.2
Chest refrigerator-freezer
Storage cabinet with the foods taken out or put in through top door or cover and with at least one compartment as refrigerating (slight freeze) compartment suitable for storing fresh foods and at least another compartment as freezing compartment suitable for freezing fresh foods or storing frozen foods; as for combined type, the volume of its top-opening type compartment shall occupy more than 75 % of the total.
Foreword i
1 Scope
2 Normative References
3 Terminologies and Definitions
4 Maximum Allowable Value of Energy Consumption
5 Judgement Method for Energy Efficiency Grade
6 Energy Conservation Evaluation Value
7 Test Method for Volume and Energy Consumption
8 Inspection Rules
9 Marking of Energy Efficiency Grade
Appendix A (Normative) Volume Measurement
Appendix B (Normative) General Test Conditions
Appendix C (Normative) Determination of Average Air Temperature in Compartment
Appendix D (Normative) Energy Consumption Test Method
Appendix E (Normative) Determination of Power and Temperature in Stable State
Appendix F (Normative) Energy and Temperature Change during Defrosting and Recovery Phase
Appendix G (Normative) Defrosting Intervals
Appendix H (Normative) Interpolation Method
Appendix I (Normative) Energy Consumption of Auxiliary Device
Appendix J (Normative) Load Energy Consumption Test
Appendix K (Normative) Wine Coolers or Wine Storage Compartments
