SN EN 60335-2-71 : 2003

INTRODUCTION<br>1 Scope<br>2 Normative references<br>3 Definitions<br>4 General requirement<br>5 General conditions for the tests<br>6 Classification<br>7 Marking and instructions<br>8 Protection against access to live parts<br>9 Starting of motor-operated appliances<br>10 Power input and current<br>11 Heating<br>12 Void<br>13 Leakage current and electric strength at operating temperature<br>14 Transient overvoltages<br>15 Moisture resistance<br>16 Leakage current and electric strength<br>17 Overload protection of transformers and associated circuits<br>18 Endurance<br>19 Abnormal operation<br>20 Stability and mechanical hazards<br>21 Mechanical strength<br>22 Construction<br>23 Internal wiring<br>24 Components<br>25 Supply connection and external flexible cords<br>26 Terminals for external conductors<br>27 Provision for earthing<br>28 Screws and connections<br>29 Clearances, creepage distances and solid insulation<br>30 Resistance to heat and fire <br>31 Resistance to rusting<br>32 Radiation, toxicity and similar hazards<br>Annexes<br>Annex ZC (normative) Normative references to international<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;publications with their corresponding European publications <br>Bibliography

Deals with the safety of all kinds of electrical heating appliances used for livestock rearing and breeding, such as: heat-radiating appliances, electrical sitting-hens, incubators, chicken breeding units and heating plates for animals, the rated voltage of appliances being not more than 250 V for single-phase appliances and 480 V for other appliances.