UL 923:7ED 2013-05-01
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Microwave Cooking Appliances
Hardcopy
24-12-2021
01-05-2013
INTRODUCTION
1. Scope
2. Glossary
3. General
CONSTRUCTION
4. General
5. Frame and Enclosure
6. Accessibility of Live Parts
7. Protection Against Injury
8. Mechanical Assembly
9. Protection Against Corrosion
10. Interlocks
11. Interlock Monitors
12. Polymeric Materials
13. Supply Connections
14. Live Parts
15. Polarization
16. Internal Wiring
17. Heating Elements
18. Electrical Insulation
19. Thermal Insulation
20. Motors
21. Motor Overload Protection
22. Short-Circuit and Ground-Fault Protection
23. Thermostats
24. Thermal Cutoffs
25. Attachment-Plug Receptacles
26. Lampholders
27. Switches and Controls
28. Filters
29. Spacings
30. Grounding
31. Secondary Circuits
PERFORMANCE
32. General
33. Leakage Current Test
34. Microwave Radiation Emission Test
35. Power Input Test
36. Temperature Test
37. Surface Temperature Tests
38. Insulation Resistance and Leakage Current Test as a
Result of Moisture
39. Dielectric Voltage-Withstand Test
40. Door Assembly Tests
41. Glass Control Panel Test
42. Interlock System Endurance Test
43. Interlock Monitor Circuit Test
44. Mechanical Endurance Test
45. Moisture Conditioning Test
46. Spill Test
47. Abnormal Operation Tests
48. Abnormal Operation Tests on Motors Used with Solid-
State Controls
49 Abnormal Operation - Fire Isolation Test
50. Magnetically Operated Interlock Test
51. X-Radiation Test
52. Temperature Control Tests
53. Temperature Probe Test
54. Motor Switch Test
55. Interlock Malfunction Test
56. Salt Spray Corrosion Test
57. Cavity Fire Containment Test
58. Strength of Mounting Test
59. Tests on Motors Exposed to Grease or Cooking Vapors
MANUFACTURING AND PRODUCTION-LINE TESTS
60. Dielectric Voltage Withstand Test
61. Grounding Continuity Test
RATING
62. Details
MARKINGS
63. General
64. Visible After Installation
65. Visible to the User During Use
66. Visible During Installation and Examination
67. Instruction Manuals
68. Important Safety Instructions
69. Warning Markings and Instructions Concerning Micro-
wave and X-Radiation Emission
70. Grounding Instructions
SELF-CLEANING OVENS
General
71. Scope
Construction
72. Materials
73. Oven Door Latch/Interlock Assembly
74. Seals and Gaskets
Performance
75. General
76. Temperature Test
77. Latch-Solenoid Temperature Test
78. Shorted Thermostat - Abnormal Test
79. Oven-Door Latch Endurance Test
80. Window Impact Tests
Fire and Explosion
81. General
82. Test Electrodes
83. Test Samples
84. Installation of Test Sample
85. Fire and Explosion Test Within Oven
86. Emission of Carbon Monoxide
87. Vent Gases and Vapors Test
88. Vertical Cool-Air-Mixing Duct Test
89. Self-Cleaning of Removable Companion Oven Panels
Test
90. Elevated Interlock Operating Temperature Tests
Marking
91. Details
SUPPLEMENT SA - MICROWAVE COOKING APPLIANCES FOR MARINE
USE
GENERAL
SA1. Scope
CONSTRUCTION
SA2. Mounting
SA3. Corrosion
SA4. Supply Connections
SA5. Internal Wiring
SA6. Electrical Connections
PERFORMANCE
SA7. General
SA8. Vibration Test
SA9. Shock Test
SA10. Salt Spray Corrosion Test
MARKINGS
SA11. Visible After Installation
SA12. Visible During Installation and Examination
APPENDIX A
Standards for Components
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