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GB/T 39488-2020: Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Electronic type gas and air ratio control system
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 39488-2020 | English | 489 |
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Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Electronic type gas and air ratio control system
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GB/T 39488-2020
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Basic data | Standard ID | GB/T 39488-2020 (GB/T39488-2020) | | Description (Translated English) | Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Electronic type gas and air ratio control system | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | P45 | | Classification of International Standard | 91.140 | | Word Count Estimation | 26,260 | | Date of Issue | 2020-11-19 | | Date of Implementation | 2021-10-01 | | Regulation (derived from) | National Standard Announcement No. 26 of 2020 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 39488-2020: Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Electronic type gas and air ratio control system
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(Safety and control devices for gas burners and burning appliances.Special requirements.Electronic gas and air ratio control system)
ICS 91.140
P45
National Standards of People's Republic of China
Safety and control devices for gas burners and burning appliances
Special requirements electronic gas and air proportional control system
Released on 2020-11-19 Implemented on 2021-10-01
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Table of contents
Preface Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Structure and materials 2
4.1 General requirements 2
4.2 Structure 3
4.3 Material 3
4.4 Gas connection 3
4.5 Electronic components 3
5 Requirements 4
5.1 General requirements 4
5.2 Component requirements 4
5.3 Performance requirements 4
6 Test method 6
6.1 Test conditions 6
6.2 Component test 6
6.3 Performance test 6
7 Inspection rules 7
7.1 Factory inspection 7
7.2 Type inspection 8
8 Signs, installation and operating instructions 10
8.1 Sign 10
8.2 Installation and operating instructions 10
8.3 Warning notice 10
9 Packaging, transportation and storage 10
Appendix A (informative appendix) Structural changes of this standard compared with ISO 23552-1.2007 11
Appendix B (informative appendix) Technical differences between this standard and ISO 23552-1.2007 and their reasons 12
Appendix C (informative appendix) Correspondence table 14 for clauses supporting the basic requirements of GB 16914-2012
Appendix D (Normative Appendix) Special requirements for single position feedback potentiometers in electromechanical regulators 16
Appendix E (Normative Appendix) Manufacturer's Statement on Sensors and Regulators and ERC Accuracy 17
Reference 20
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard uses the redrafting law to amend and adopt ISO 23552-1.2007 "Gas and/or oil burners and gas and/or oil appliances
Particular requirements for safety and control devices for use. Part 1.Electronic gas/air ratio controller.
Compared with ISO 23552-1.2007, this standard has many adjustments in structure. Appendix A lists this standard and ISO 23552-1.
The.2007 chapter number comparison list.
Compared with ISO 23552-1.2007, there are technical differences between this standard and the clauses involved in these differences have been passed in the outer margins.
The set vertical single line (|) is marked, and a list of the corresponding technical differences and their reasons is given in Appendix B.
This standard is consistent with GB 16914-2012 "Safety Technical Conditions for Gas Burning Appliances", and the support of this standard is given in Appendix C
Correspondence table of GB 16914-2012 basic requirements.
This standard also made the following editorial changes.
--- Amend the standard name to "Special requirements for safety and control devices for gas burners and combustion appliances, electronic gas and air
Gas proportional control system";
---Chapter 4 of ISO 23552-1.2007 is deleted.
This standard was proposed and managed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
Drafting organizations of this standard. China Municipal Engineering North China Design and Research Institute Co., Ltd., Guangzhou Jingding Electrical Technology Co., Ltd., Site
Gas Control System Manufacturing (Suzhou) Co., Ltd., Shanghai Qiaoheng Industrial Co., Ltd., Shaoxing Eco Electric Co., Ltd., Io Smith (Chinese
China) Water Heater Co., Ltd., Qingdao Economic and Technological Development Zone Haier Water Heater Co., Ltd., Guangdong Wanhe Thermal Energy Technology Co., Ltd., Zhejiang Sanguo
Precision Electromechanical Co., Ltd., Zhanjiang CITIC Solenoid Valve Co., Ltd., Guangdong Evergreen (Group) Co., Ltd., Zhejiang Shuaifeng Electric Co., Ltd.
The company, Wuhu Midea Kitchen and Bathroom Appliance Manufacturing Co., Ltd., Ariston Thermal Products (China) Co., Ltd., and Yushidu Intelligent Equipment (Tianjin) have
Limited company, National Gas Appliance Quality Supervision and Inspection Center.
The main drafters of this standard. Qu Yanhong, Pang Zhiyong, Ling Juan, Bao Haiqiang, Du Jianming, Qiu Bu, Liu Yun, Xie Yi, Li Pingyou, Ye Yanghai, Yao Biaocheng,
Shao Yuji, Xu Guoping, Zhang Yi, Gao Chunqing, Yang Lijie, Zhang Mengting.
Safety and control devices for gas burners and burning appliances
Special requirements electronic gas to air ratio
Control System
1 Scope
This standard specifies the electronic gas to air ratio control for burners and burning appliances that use urban gas specified in GB/T 13611.
The structure and materials, requirements, test methods, inspection rules, signs, installation and operation instructions, packaging, transportation and storage of the control system.
This standard applies to gas water heaters, gas heating water heaters, gas burners/machines, gas heaters that are controlled by closed loops and used for premixed combustion.
Electronic gas and air ratio control system for heaters, gas boilers and other gas burning appliances or combustion equipment.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document.
For undated references, the latest version (including all amendments) applies to this document.
GB/T 2828.1 Sampling inspection procedure by attributes Part 1.Batch inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 4208 enclosure protection class (IP code) (GB/T 4208-2017, IEC 60529.2013, IDT)
GB/T 13611 Classification and basic characteristics of urban gas
GB/T 14536.1-2008 Household and similar electric automatic controllers Part 1.General requirements [IEC 60730-1.2003(Ed3.1), IDT]
GB/T 14536.6-2008 Household and similar electric automatic controllers, special requirements for burner electric automatic control systems (IEC 60730-2-5.2004, IDT)
GB/T 30597-2014 General requirements for safety and control devices for gas burners and burning appliances (ISO 23550.2011, MOD)
3 Terms and definitions
The following terms and definitions defined in GB/T 30597, GB/T 14536.1, GB/T 14536.6, and the following apply to this document.
3.1
Electronic gas and air proportional control system
Composed of an electronic control module, an actuator (including at least a gas regulating unit and an air flow regulating unit), and a designated feedback signal,
The closed-loop control system used to adjust the ratio of gas and air is shown in Figure 1.
3.2
Electronic control module
The electronic main control module with all input/output control components is shown in Figure 1.
3.3
Define state
System failure enters a safe state with one of the following characteristics.
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