UL 639:8ED 2007-08

FOREWORD
INTRODUCTION
1. Scope
2. General
3. Glossary
4. Instructions and Drawings
CONSTRUCTION - ALL UNITS
ASSEMBLY
5. General
6. Test Features
7. Enclosure
8. Electric Shock
9. Corrosion Protection
FIELD WIRING
10. Field Wiring Connections
11. Polarity Identification
INTERNAL WIRING
12. General
13. Separation of Circuits
14. Bonding for Grounding
ELECTRICAL COMPONENTS
15. General
16. Bushings
17. Transformers, Coils, and Relays
18. Switches
19. Overcurrent Protection
20. Semiconductors
SPACINGS
21. General
PERFORMANCE - ALL UNITS
22. General
23. Normal Operation Test
24. Current Protection Test
25. Input Test
26. Power-Limited Circuits
27. Electrical Supervision Test
28. Sensitivity and Range Tests
29. Voltage Variation Test
30. Variable Ambient Test
31. Humidity Test
32. Leakage Current Tests for Cord-Connected Products
33. Electric Shock Current Test
34. Corrosion Test
35. Overload Test
36. Endurance Test
37. Jarring Test
38. Vibration Test
39. Power Supply Test
40. Power Failure Test
41. Dielectric Voltage-Withstand Test
42. Static Discharge Test
43. Temperature Test
44. Abnormal Operation Test
45. Transient Tests
46. AC Induction Test
47. Radio Frequency Interference
48. Stability Test
49. Tests on Polymeric Materials
50. Battery Replacement Test
51. Drop Test
52. Strain Relief Test
53. Ignition Through Bottom-Panel Openings Tests
54. Mechanical Strength Tests for Enclosures
55. Special Terminal Assemblies Tests
PERFORMANCE - OUTDOOR USE EQUIPMENT
56. General
57. Rain Test
58. Dust Test
SHORT RANGE RADIO FREQUENCY (RF) DEVICES
59. General
MANUFACTURING AND PRODUCTION TESTS
60. General
61. Production Line Dielectric Voltage-Withstand Test
     for High-Voltage Products
62. Production Line Grounding Continuity Test for High-
     Voltage Cord-Connected Products
INSTALLATION AND PERFORMANCE
GENERAL
63. Installation
64. Control
SPECIFIC DETECTORS
65. Glass Breakage Detector
66. Photoelectric Detector
67. Sound Detector
68. Movement Detector, Microwave Type
69. Movement Detector, Sonic or Ultrasonic Type
70. Movement Detector, Passive Infrared Type
71. Proximity Detector
MARKING
72. General
73. Marking Permanency Tests
74. Instructions and Drawings
ACCESSORY EQUIPMENT
75. General
76. Construction
77. Performance (Installation) Test
78. Markings
APPENDIX A
Standards for Components