1 Scope<br>2 Normative references<br>3 Definitions<br>4 Classification<br> 4.1 Output current<br> 4.2 Current steps<br> 4.3 Ratings<br>5 Requirements<br> 5.1 General<br> 5.2 Environmental requirements<br> 5.3 Performance requirements<br> 5.4 Electromagnetic compatibility (EMC)<br> 5.5 Design requirements<br> 5.6 Protection against electric shock<br> 5.7 Optional accessories<br>6 Qualification and test requirements<br> 6.1 Type tests<br> 6.2 Routine tests<br>7 Tests description for type tests<br> 7.1 Visual inspection<br> 7.2 Protection against electric shock<br> 7.3 Dielectric test<br> 7.4 Enclosure temperature test<br> 7.5 Leakage test<br> 7.6 Test of protective devices<br> 7.7 Operation test<br> 7.8 Performance test<br> 7.9 Environmental tests<br> 7.10 Optional accessories<br>Annex ZA (normative) Normative references to international<br> publications with their corresponding<br> European publications