DIN EN 15502-2-2 E : 2014

National foreword<br>Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms, definitions and symbols<br>4 Classification<br>5 Construction<br>6 Electrical safety<br>7 Controls<br>8 Operational requirements<br>9 Useful efficiencies<br>10 Electric auxiliary energy<br>11 Risk assessment<br>12 Marking and instructions<br>Annex I (informative) - Compilation of the test<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;conditions for the various gas families<br>Annex V (informative) - Standards replaced by<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;this standard in combination with EN 15502-1<br>Annex ZA (informative) - Clauses of this European<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Standard addressing essential requirements<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;or provisions of EU Directive 2009/142/EC,<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'Directive relating to appliances burning<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;gaseous fuels (codified version)' (GAD)<br>Annex ZB (informative) - Clauses of this European<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;standard addressing the methods for the<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;verification of the efficiency of the EU<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Directive 92/42/EEC, relating to the <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;efficiency of new hot boilers with an <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;output of 4 kW - 400 kW<br>Bibliography

Defines , the requirements and test methods concerning, in particular the construction, safety, fitness for purpose, and rational use of energy, as well as the classification and marking of gas-fired central heating boilers that are fitted with atmospheric burners, fan assisted atmospheric burners and are hereafter referred to as 'boilers'.