scope:

This standard specifies the test gases, test pressures and categories of appliances relative to use of combustible gases of the first, second and third families. It serves as a reference document in the specific standards for appliances that fall within the scope of the Council Directive on the approximation of the laws of Member States concerning gas appliances. The standard makes recommendations for the use of the gases and pressures to be applied for the tests. The full procedure will be given the corresponding appliance standards. NOTE The test gases and the test pressures specified in this standard are in principle intended to be used with all the appliances in order to establish conformity with the corresponding standards.