scope:

This Part of this European Standard specifies requirements, for liquid and gaseous fuel firing systems of steam boilers and hot water generators as defined in EN 12952-1. These requirements also apply to firing systems of chemical recovery boilers (black liquor boilers) with the additions and amendments specified in Annex A of this standard. These requirements also apply to gas turbines in combination with fired/unfired heat recovery steam generators with the additions and amendments specified in Annex B of this standard. NOTE 1 - This standard is not applicable to coil type boilers (flash boilers/small boilers) that use burners in accordance with EN 12953 7 apply for single burner installations. NOTE 2 - This standard is not applicable to the storage of liquid fuels and to transfer stations of long-distance gas pipelines.