GB/T 45776-2025 Safety and control devices for gas burners and gas appliances—Particular requirements—Multifunctional controls
GB/T 45776-2025 Safety and control devices for gas burners and gas appliances—Particular requirements—Multifunctional controls
Basic Information
Scope
This document specifies the classification and grouping, structure and materials, requirements, test methods, inspection rules and marking, installation and operation instructions, packaging, transportation and storage of multi-functional control devices for urban gas burners and combustion appliances as stipulated in GB/T 13611. This document is applicable to multi-functional control devices for gas burners, combustion appliances or combustion equipment with a nominal size not exceeding DN 250 and a maximum inlet pressure not exceeding 500 kPa. This document is also applicable to the following three types of devices: --- - Water-gas interlock valves that comply with Appendix D; - Overheating safety devices that comply with Appendix E; - Ignition burners and oxygen deficiency protection systems that comply with Appendix F.