This European Standard specifies the construction and performance characteristics related to safety andThe rational use of energy of portable appliances burning liquefied petroleum gases atThe vapour pressure withinThe gas container. It also defines test methods andThe requirements for marking andThe information to be given inThe instructions.
EN 521:2006 history
1970EN 521:2019 Specifications for Dedicated Liquefied Petroleum Gas Appliances - Portable Vapour Pressure Liquefied Petroleum Gas Appliances
2006EN 521:2006 Specifications for dedicated liquefied petroleum gas appliances - Portable vapour pressure liquefied petroleum gas appliances
1998EN 521:1998 Specifications for Dedicated Liquefied Petroleum Gas Appliances - Portable Vapour Pressure Liquefied Petroleum Gas Appliances