UL 508A:3ED 2018-04-24
Current
The latest, up-to-date edition.
Industrial Control Panels
Hardcopy
English
24-04-2018
PART 1 - GENERAL USE INDUSTRIAL CONTROL PANELS
INTRODUCTION
CONSTRUCTION
RATING
MARKINGS
PART 2 - SPECIFIC USE INDUSTRIAL CONTROL PANEL TYPES
ENCLOSURES
INDUSTRIAL MACHINERY
CRANE CONTROL
SERVICE EQUIPMENT USE
ELEVATOR CONTROL
FLAME CONTROL
MARINE USE
AIR CONDITIONING AND REFRIGERATION EQUIPMENT
SUPPLEMENT SA - SPECIFIC COMPONENT REQUIREMENTS
COMPONENT REQUIREMENTS
SUPPLEMENT SB - SHORT CIRCUIT CURRENT RATINGS FOR INDUSTRIAL
CONTROL PANELS
APPENDIX A - Standards for Components
APPENDIX B - USE OF COMPONENTS NOT UL LISTED OR RECOGNIZED IN
INDUSTRIAL CONTROL PANELS
This revision of ANSI/UL 508A dated August 5, 2021 is being issued to correct an error that occurred during publication of revisions to Table 52.1, Locations of Required Markings.
| DevelopmentNote |
NEW CHILD REV 2 2020 IS ADDED NEW CHILD REV 5 2021 IS NOW ADDED.
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| DocumentType |
Standard
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| Pages |
0
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| ProductNote |
NEW CHILD REV 2 2020 IS ADDED NEW CHILD REV 3 2020 IS ADDED NEW CHILD REV 3 2020 IS ADDED NEW CHILD REV 5 2021 IS NOW ADDED.
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| PublisherName |
Underwriters Laboratories
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| Status |
Current
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These requirements cover industrial control panels intended for general industrial use, operating from a voltage of 1000 volts or less.
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