UL 1559:5ED 2011-03

FOREWORD

INTRODUCTION

1. Scope
2. Glossary
3. Components
4. Units of measurement
5. References

CONSTRUCTION

6. Frame and enclosure
7. Protection against corrosion
8. Leakage current
9. Electric shock
10. Accessibility of parts involving the risk of
    electric shock
11. User servicing
12. Protection against injury to persons
13. Supply connections
14. Current-carrying parts
15. Internal wiring
16. Electrical insulation
17. Spacings
18. Transformers
19. Edison-base lampholders
20. Flourescent lampholders and starter holders
21. Flourescent lampholders and lamp ballasts
22. Printed wiring boards
23. Capacitors
24. Switches
25. Protective devices

PERFORMANCE

26. General
27. Leakage current test
28. Input test
29. Output test
30. Normal temperature test
31. Abnormal temperature test
32. Dielectric voltage-withstand test
33. Arc-tracking test
34. Abnormal operation test
35. Water spray test
36. Humidity conditioning test
37. Enclosure pressure test
38. Enclosure impact test
39. Strain relief test
40. Continuity of grounding connection test
41. Mounting means strength test
42. Cold impact test
43. Temperature cycling test
44. Metallic-coating thickness test
45. Permanence of marking

MANUFACTURING AND PRODUCTION-LINE TESTS

46. Dielectric voltage-withstand test
47. Grounding-continuity test
48. Polarization test

RATING

49. Electrical

MARKINGS

50. General
51. Visible after installation
52. Visible during installation and examination
53. Instruction manual

APPENDIX A

Standards for components

This revision to ANSI/UL 1559 is being issued to Revise the Testing, Marking, and Instruction Requirements.

These requirements cover insect-electrocution equipment of the household and commercial types with an input rating of 250 V or less and are intended for use in ordinary locations in accordance with the National Electrical Code.