UL 1482:7ED 2011-04-25

FOREWORD
INTRODUCTION
1 Scope
2 General
3 Glossary
ALL ROOM HEATERS
Construction
4 Materials
5 Assembly
Performance
6 General
7 Test installation
8 Temperature measurement
9 Fire tests
10 Radiant fire test
11 Brand fire test
12 Flash fire test
13 Fire tests for coal heaters
14 Glazing test
15 Mechanical tests
ROOM HEATERS FOR USE IN MOBILE HOMES
Introduction
16 General
Construction
17 Chimney
18 Spark arrester
19 Combustion air inlet
Performance
20 Test structure
21 Test method
22 Drop test
Installation
23 General
BLOWER ASSEMBLY
Introduction
24 General
Construction
25 Enclosure
26 Mounting of electrical components
27 Field-installed blower assemblies
28 Field supply connections
29 Grounding
30 Internal wiring
31 Separation of circuits
32 Bonding for grounding
33 Capacitors
34 Insulating materials
35 Motors and motor overcurrent (overload) protection
36 Switches and controllers
37 Transformers
38 Spacings
Performance
39 Test voltages
40 Temperature measurements
41 Input test
42 Temperature test - electrical components
43 Dielectric voltage-withstand test
44 Leakage current test
45 Stalled motor test
46 Strain relief test
47 Short-circuit test
48 Knockout test
Manufacturing and production tests
49 Production line dielectric voltage-withstand test
50 Production line grounding continuity test
MARKING
51 General
52 Installation and operating instructions
APPENDIX
A Standards for components

Describes room heaters which are freestanding fire chamber assemblies of the circulating or direct radiation type.