1 Scope
2 Normative references
3 Terms and definitions
4 General notes on tests
5 Classification
5.1 Classification according to the load
5.2 Classification according to the output voltage
5.3 Classification according to the output current
6 Marking
6.1 Mandatory marking
6.2 Optional marking
7 Output voltage and current
7.1 Starting and connecting requirements
7.2 Voltage and current during operation
7.3 Capacitive load requirement
7.4 Voltage surges during switching and operation
8 Total circuit power
9 Circuit power factor
10 Supply current
11 Impedance at audio-frequencies
12 Operational tests for abnormal conditions
13 Endurance
Annex A (normative) Tests
Annex B (informative) A guide to quoting product life and
failure rate
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Bibliography