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After-sales service of household and similar electrical appliances - Part 11: Particular requirements for central electric heating system
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GB/T 22766.11-2025
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Standard similar to GB/T 22766.11-2025 GB/T 22766.12 GB/T 22766.10 GB/T 22766.2 Basic data | Standard ID | GB/T 22766.11-2025 (GB/T22766.11-2025) | | Description (Translated English) | After-sales service of household and similar electrical appliances - Part 11: Particular requirements for central electric heating system | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y60 | | Classification of International Standard | 97.100.10 | | Word Count Estimation | 18,125 | | Date of Issue | 2025-10-05 | | Date of Implementation | 2026-05-01 | | Issuing agency(ies) | State Administration for Market Regulation and Standardization Administration of China | GB/T 22766.11-2025: After-sales service of household and similar electrical appliances - Part 11: Particular requirements for central electric heating system
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 97.100.10
CCSY63
National Standards of the People's Republic of China
After-sales service for household and similar appliances
Part 11.Special Requirements for Central Electric Heating Systems
Published on 2025-10-05
Implemented on May 1, 2026
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Table of contents
Preface III
Introduction IV
1.Scope 1
2 Normative References 1
3.Terms and Definitions 1
4.Requirements for After-Sales Service Providers 2
5.Provision of after-sales service 3
6.After-sales service standards 3
Appendix A (Informative) Detailed List of Main Service Equipment for Central Electric Heating Systems 10
Appendix B (Normative) Electrical Safety Inspection of Central Electric Heating Systems 11
References 12
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting.
This document is Part 11 of GB/T 22766, "After-sales service of household and similar electrical appliances". GB/T 22766 has been published as follows.
Part 2.
---Part 1.General Requirements;
---Part 2.Special Requirements for Refrigerators;
---Part 3.Special Requirements for Air Conditioners;
---Part 4.Special Requirements for Washing Machines;
---Part 5.Special Requirements for Electric Water Heaters;
---Part 6.Special Requirements for Range Hoods;
---Part 7.Special Requirements for Vacuum Cleaners;
---Part 8.Special Requirements for Water Dispensers;
---Part 9.Special Requirements for Air Purifiers;
---Part 10.Special Requirements for Dishwashers;
---Part 11.Special requirements for central electric heating systems.
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed by the China National Light Industry Council.
This document is under the jurisdiction of the National Technical Committee on Standardization of Household Appliances.
This document was drafted by. Ningbo Xianfeng Electric Manufacturing Co., Ltd., Qingdao Economic and Technological Development Zone Haier Water Heater Co., Ltd., and Chongqing Midea.
General Refrigeration Equipment Co., Ltd., Ningbo University of Science and Technology, Nanjing Orange Heating System Equipment Co., Ltd., Ningbo Pioneer Central Electric
Nuan Technology Co., Ltd., Qingdao Haier Smart Technology R&D Co., Ltd., Ningbo Institute of Standardization, Jianke Environmental Energy Technology Co., Ltd., Shenyang
AVIC Electromechanical Sanyo Refrigeration Equipment Co., Ltd., Zhejiang Shaoxing SUPOR Home Furnishings Co., Ltd., and China Household Electric Appliance Research Institute (Beijing) Testing and Certification Co., Ltd.
Company. Zhejiang Fangzheng Household Appliance Quality Testing Co., Ltd.
The main drafters of this document are. Zhu Yongguo, Liu Zhiqiang, Luo Mingwen, Du Shimin, Yang Hongbo, Kong Haizhuan, Yu Cailing, Jiang Xiaoshan, and Wu Jiangang.
Li Zhong, Cao Jiangbo, Li Songcheng, Chen Songtao, Cao Lixia.
Introduction
To standardize after-sales service requirements for household and similar appliances, provide consumers and businesses with a high-quality after-sales service experience, and improve...
Service quality was addressed by establishing the GB/T 22766 series of standards for "After-sales Service of Household and Similar Electrical Appliances". To avoid excessive length, GB/T 22766...
Based on the principles of generality and particularity, it is proposed to consist of the following parts.
---Part 1.General Requirements;
---Part 2.Special Requirements for Refrigerators;
---Part 3.Special Requirements for Air Conditioners;
---Part 4.Special Requirements for Washing Machines;
---Part 5.Special Requirements for Electric Water Heaters;
---Part 6.Special Requirements for Range Hoods;
---Part 7.Special Requirements for Vacuum Cleaners;
---Part 8.Special Requirements for Water Dispensers;
---Part 9.Special Requirements for Air Purifiers;
---Part 10.Special Requirements for Dishwashers;
---Part 11.Special requirements for central electric heating systems.
Part 1 outlines the basic content and requirements for after-sales service of household and similar appliances. Parts 2 through 11 are further divided into...
Special requirements for after-sales service of various household appliances are not specified.
GB/T 22766.11 specifies the special requirements for after-sales service of central electric heating systems and is used in conjunction with GB/T 22766.1.
After-sales service for household and similar appliances
Part 11.Special Requirements for Central Electric Heating Systems
1 Scope
This document specifies the requirements for service providers and after-sales service for residential and similar central electric heating systems (hereinafter referred to as "central electric heating systems").
Service provision and after-sales service standards.
This document applies to after-sales service for central electric heating systems for residential and similar uses.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 16895.13-2022 Low-voltage electrical installations – Part 7-701.Requirements for special installations or locations for bathtubs or showers
places
GB/T 22766.1-2022 After-sales service for household and similar electrical appliances - Part 1.General requirements
3 Terms and Definitions
The terms and definitions defined in GB/T 22766.1-2022 and the following terms and definitions apply to this document.
3.1
The central control unit centrally controls and coordinates the operation, using electric heating units for electrothermal conversion and heat output to provide heating for the home.
An integrated system that provides heat to residences or similar places.
[Source. GB/T 42389.1-2023, 3.1]
3.2
electric heating unit
The electrothermal conversion center of the central electric heating system.
Note. An electric heating unit consists of one or more (excluding one) fixed indoor heaters and/or other types of electrothermal conversion/heat dissipation devices.
[Source. GB/T 42389.1-2023, 3.3, with modifications]
3.3
Central control unit
The centralized control hub of a central electric heating system consists of a central processor, communication, storage, sensing, operation terminals, gateways/network relay stations, and/or
It consists of components such as cloud service platforms.
Note 1.The components of the central control unit can be collectively referred to as the functional components or control components of the central control unit.
Note 2.The components of the central control unit can be distributed on the cloud server or locally, and can exist independently or be integrated with other components in physical form.
[Source. GB/T 42389.1-2023, 3.2, with modifications]
3.4
operator
Legal entities or non-legal entities that operate central electric heating systems and provide related services.
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GB/T 22766.11-2025: After-sales service of household and similar electrical appliances - Part 11: Particular requirements for central electric heating system
Status: Valid
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