Gas burning appliances are popular as they are convenient and provide on-demand comfort. BS 669-1 specifies requirements for strip-wound flexible hoses, and end fittings and sockets for use with domestic appliances (including cookers).
BS 669-1 applies to hoses designed for use with 1st and 2nd family gases at a nominal inlet pressure not exceeding 20 mbar1) or for 1st, 2nd and 3rd family gases at a nominal inlet pressure not exceeding 50 mbar. Section 2 of BS 669-1 specifies the requirements for strip-wound flexible hoses with end fittings attached. Section 3 of BS 669-1 specifies additional requirements for the end fittings and sockets.
Note: Strip-wound flexible connection assemblies in accordance with BS 669-1 are not suitable for installations where the ambient air temperature exceeds 70 °C, nor where there is the possibility of contact with hot surfaces exceeding 95 °C.
BS EN BS 669-1 on the specifications for gas burning appliances is useful for:
Gas burning appliances generate a controlled flame by combining a fuel gas, such as acetylene, natural gas, or propane, with an oxidizer, such as ambient air or supplied oxygen, and permitting ignition and combustion. There are certain standardized specifications contributing to the performance of gas burning appliances.
BS 669-1 discusses terms, definitions, design and dimensions that depict a user-friendly idea of gas burning appliances. BS 669-1 also provides users with gas burning appliances’ strength resistance, heat resistance and reaction to fire that contribute to their performance characteristics ensuring their reliability. BS 669-1 specifies design, construction and materials of gas burning appliances that ensures the safety of the final product.
The guidelines in BS 669-1 help you perceive the specifications for gas burning appliances that enable you to provide a superior quality product to the users.
BS 669-1:2022supersedes BS 669‑1:1989. BS 669-1:2022includes some technical changes with respect to BS 669‑1:1989. These include: