IEC 61046:1993

Contents
Foreword
Section 1 - General requirements
1. General
1.1 Scope
1.2 Normative references
2. Definitions
3. General requirements
4. General notes on tests
5. Classification
6. Marking
Section 2 - Safety requirements
7. Terminals
8. Provisions for earthing
9. Construction
10. Creepage distances and clearances
11. Protection against accidental contact with live parts
12. Moisture resistance and insulation
13. Electric strength
14. Transformer heating
15 Abnormal conditions
16. Fault conditions
17. Screws, current-carrying parts and connections
18. Resistance to heat and fire
19. Resistance to corrosion
Figure 1
Annexes
A. Test to establish whether a conductive part is a
     live part which may cause an electric shock
B. Particular requirements for d.c. or a.c. supplied
     electronic step-down convertors for filament lamps
     with means of protection against overheating
C. Particular additional requirements for independent
     SELV d.c. or a.c. supplied electronic step-down
     convertors for filament lamps

Specifies general and safety requirements for electronic step-down convertors for use on d.c. supplies up to 250 V or a.c. supplies up to 1 000 V at 50 Hz or 60 Hz.