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Standard 50, Edition 13

Enclosures for Electrical Equipment, Non-Environmental Considerations

UL Standard
Standard 50, Edition 13 Edition Date: October 16, 2015 ANSI Approved: October 15, 2020 $798.00-$1,990.00
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Revisions and Related Documents

Revisions
Red Line Std. (2)

Date      
October 15, 2020 Redline Revision
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Proposals (6)

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CSDS Proposals

An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:

  • A revision of a single or multiple requirement(s).
  • A complete new edition of an existing Standard or Outline.
  • A new Standard or Outline that has not previously been published.

CSDS Proposals provide access to view the proposal and submit comments within UL's Collaborative Standards Development System (CSDS) appropriately.

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December 16, 2022
June 17, 2022
May 08, 2020
July 12, 2019
November 30, 2017
August 30, 2013
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UL LLC CRD (0)

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Other Updates (0)

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Referenced Standards (0)

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Reverse Referenced Standards (85)

UL 50 is referenced in the following list of UL Standards

StandardEditionTitle
20 14 General-Use Snap Switches
67 13 Panelboards
98 14 Enclosed and Dead-Front Switches
122 5 Standard for Photographic Equipment
183 4 Manufactured Wiring Systems
218 3 Fire Pump Controllers
231 10 Power Outlets
294 8 Access Control System Units
347 7 Medium-Voltage AC Contactors, Controllers, and Control Centers
347A 2 Medium Voltage Power Conversion Equipment
355 10 Cord Reels
372 6 Automatic Electrical Controls for Household and Similar Use - Part 2: Particular Requirements for Burner Ignition Systems and Components
458 6 Power Converters/Inverters and Power Converter/Inverter Systems for Land Vehicles and Marine Crafts
464A 1 Audible Signal Appliances for General Signaling Use
486E 5 Standard for Equipment Wiring Terminals for Use with Aluminum and/or Copper Conductors
489B 1 Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures for Use with Photovoltaic (PV) Systems
506 14 Specialty Transformers
710C 3 Outline of Investigation for Ultraviolet Radiation Systems for Use in the Ventilation Control of Commercial Cooking Operations
746C 7 Polymeric Materials - Use in Electrical Equipment Evaluations
823 9 Electric Heaters For Use In Hazardous (Classified) Locations
834 5 Standard for Heating, Water Supply, and Power Boilers - Electric
844 13 Luminaires for Use in Hazardous (Classified) Locations
845 6 Motor Control Centers
913 8 Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, and III, Division 1, Hazardous (Classified) Locations
921 8 Standard for Commercial Dishwashers
924 10 Emergency Lighting and Power Equipment
977 5 Fused Power-Circuit Devices
1008 9 Transfer Switch Equipment
1008S 1 Solid-State Transfer Switches
1047 6 Standard for Isolated Power Systems Equipment
1062 3 Unit Substations
1081 7 Swimming Pool Pumps, Filters, and Chlorinators
1199 2 Standard for Recreational Boats Less Than 20 Feet in Length
1238 7 Control Equipment for Use with Flammable Liquid and LP-Gas Dispensing Devices
1310 7 Class 2 Power Units
1386 1 Outline of Investigation for Flexible Bus Systems
1419 4 Professional Video and Audio Equipment
1429 4 Pullout Switches
1453 6 Electric Booster and Commercial Storage Tank Water Heaters
1480A 1 Speakers for Commercial and Professional Use
1492 2 Audio-Video Products and Accessories
1561 4 Standard for Dry-Type General Purpose and Power Transformers
1640 4 Portable Power-Distribution Equipment
1681 4 Standard for Wiring Device Configurations
1699 3 Arc-Fault Circuit-Interrupters
1741 3 Inverters, Converters, Controllers and Interconnection System Equipment for Use With Distributed Energy Resources
1773 6 Standard for Personal Termination Boxes
1778 5 Uninterruptible Power Systems
1917 5 Solid-State Fan Speed Controls
1951 2 Electric Plumbing Accessories
2017 2 Standard for General-Purpose Signaling Devices and Systems
2044 4 Standard for Commercial Closed-Circuit Television Equipment
2200 3 ANSI/CAN/UL/ULC Stationary Engine Generator Assemblies
2200 3 Stationary Engine Generator Assemblies
2202 3 DC Charging Equipment for Electric Vehicles
2225 4 Cables and Cable-Fittings For Use In Hazardous (Classified) Locations
2361 2 Outline of Investigation for Custom-Built Kiosks
2416 1 Audio/Video, Information and Communication Technology Equipment Cabinet, Enclosure and Rack Systems
2565 1 Standard for Industrial Metalworking and Woodworking Machine Tools
2572 2 Standard for Mass Notification Systems
2594 3 Electric Vehicle Supply Equipment
2610 2 Commercial Premises Security Alarm Units and Systems
2735 1 Standard for Electric Utility Meters
2877 4 Outline for Investigation for Power Supplies, Medium Voltage
3703 1 Standard for Solar Trackers
3730 1 Photovoltaic Junction Boxes
3741 1 ANSI/CAN/UL Photovoltaic Hazard Control
6141 1 Wind Turbines Permitting Entry of Personnel
6500 2 Standard for Audio/Video and Musical Instrument Apparatus for Household, Commercial, and Similar General Use
1400-1 1 Outline of Investigation for Fault-Managed Power Systems - Part 1: Safety Requirements
5085-1 1 Low Voltage Transformers - Part 1: General Requirements
60065 8 Standard for Audio, Video and Similar Electronic Apparatus - Safety Requirements
62091 1 Low-Voltage Switchgear and Controlgear - Controllers for Drivers of Stationary Fire Pumps
121201 9 Nonincendive Electrical Equipment for Use in Class I and II, Division 2 and Class III, Divisions 1 and 2 Hazardous (Classified) Locations
60335-1 6 Safety of Household and Similar Appliances, Part 1: General Requirements
60730-1 5 Automatic Electrical Controls - Part 1: General Requirements
60939-3 1 Passive Filter Units for Electromagnetic Interference Suppression - Part 3: Passive Filter Units for Which Safety Tests are Appropriate
60947-1 6 Low-Voltage Switchgear and Controlgear - Part 1: General Rules
60950-1 2 Information Technology Equipment - Safety - Part 1: General Requirements
61010-1 3 Safety Requirements for Electrical Equipment For Measurement, Control, and Laboratory Use; Part 1: General Requirements
61010a-1 3 Standard for Electrical Equipment for Laboratory Use; Part 1: General Requirements
62368-1 3 Audio/Video, Information and Communication Technology Equipment - Part 1: Safety Requirements
60947-5-1 4 Low-Voltage Switchgear and Controlgear - Part 5-1: Control Circuit Devices and Switching Elements - Electromechanical Control Circuit Devices
60947-5-2 4 Low-Voltage Switchgear and Controlgear - Part 5-2: Control Circuit Devices and Switching Elements - Proximity Switches
61800-5-2 2 Adjustable Speed Electrical Power Drive Systems - Part 5-2: Safety Requirements - Functional
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