SR EN 267:2020

This European Standard specifies the terminology, the general requirements for the construction and operation of forced draught oil burners and also the provision of control and safety devices, and the test procedure for these burners. This European Standard applies to forced draught oil burners supplied with: - fuel based on first raffinates and their mixtures with biogenous liquid fuels having a viscosity at the burner inlet of 1,6 mm2/s (cSt) up to 6 mm2/s (cSt) at 20 °C, and - higher boiling petroleum based first raffinates (viscosity greater than 6 mm2/s), that require preheating for proper atomization. This European Standard is applicable to: - single burners fitted to a single combustion chamber; - single burners fitted to an appliance with additional requirements; NOTE When additional requirements apply which are not identified or specified in this standard, the specification of the required safety measures and/or protective devices and compliance with them is outside the scope of this standard. - single-fuel and dual-fuel burners when operating on oil only; - the oil