UL 1090:7ED 2016-10

FOREWORD
INTRODUCTION
1. Scope
2. Glossary
3. Components
4. General
CONSTRUCTION
5. Frame and Enclosure
6. Accessibility of Uninsulated Live Parts and Film-
     Coated Wire
7. Mechanical Assembly
8. Protection Against Corrosion
9. Supply Connections
10. Battery Leads and Connectors
11. Batteries
12. Live Parts
13. Internal Wiring
14. Electrical Insulation
15. Motors
16. Switches and Controls
17. Lampholders
18. Capacitors
19. Spacings
20. Grounding
PROTECTION AGAINST INJURY TO PERSONS
21. General
CONSTRUCTION
22. Enclosures and Guards
23. Rotating Parts
24. Switches and Controls
PERFORMANCE
25. Reliability of Parts
PERFORMANCE
26. General
27. Leakage Current Test
28. Starting Current Test
29. Continuity of Ground Connection
30. Impeller Stopping Test
31. Input Test
32. Dielectric Voltage-Withstand Test
33. Temperature Test
34. Resistance to Moisture Test
35. Abnormal Operation Test
36. Handle Tests
37. Strain Relief Test
38. Switches and Controls
39. Attachment Plug Test
40. Accelerated Aging Test
41. Permanency of Marking
POLYMERIC ENCLOSURES
42. General
43. Polymeric Materials as Covered by 43.1.1 - 43.4.7
44. Polymeric Materials Classed 94HB
MANUFACTURING AND PRODUCTION TESTS
45. Dielectric Voltage-Withstand
46. Grounding Continuity
RATING
47. General
MARKING
48. General
49. Cautionary
50. Instruction Manual
DOUBLE INSULATED SNOW MOVERS
51. General
52. Construction
53. Marking
APPENDIX A
Standards for Components

The revisions of ANSI/UL 1090 dated May 12, 2020 add references to UL 61800-5-1, Standard For Adjustable Speed Electric Power Drive Systems to replace all references to UL 508C, Standard for Power Conversion Equipment; 5.6.4.1, and 5.16.4.

Specifies cord-connected electrically operated snow movers rated 250 V or less to be employed in accordance with the National Electrical Code, ANSI/NFPA 70.