Standard 913, Edition 8
UL 913

Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, and III, Division 1, Hazardous (Classified) Locations

UL Standard Edition 8 Published Date: December 06, 2013 Last Revision: May 10, 2022 ANSI Approved: May 10, 2022

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Date      
May 10, 2022 Redline Revision
December 06, 2019 Redline Revision
March 11, 2019 Redline Revision
December 10, 2018 Redline Revision
October 16, 2015 Redline Revision
April 28, 2015 Redline Revision
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  • 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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April 01, 2022
October 12, 2018
August 24, 2018
August 28, 2015
May 01, 2015
March 27, 2015
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UL LLC CRD (0)

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Other Updates (1)

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Bulletin   

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Summary of Topics (SOT)
August 01, 2017 N/A
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Referenced Standards (35)

Below is a list of UL Standards referenced in UL 913

StandardEditionTitle
20 14 General-Use Snap Switches
50 13 Enclosures for Electrical Equipment, Non-Environmental Considerations
98 14 Enclosed and Dead-Front Switches
347 7 Medium-Voltage AC Contactors, Controllers, and Control Centers
429 7 Electrically Operated Valves
464 11 Audible Signaling Devices for Fire Alarm and Signaling Systems, Including Accessories
486E 6 Equipment Wiring Terminals for Use with Aluminum and/or Copper Conductors
489 13 Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures
498 16 Attachment Plugs and Receptacles
508 18 Industrial Control Equipment
514A 11 Metallic Outlet Boxes
514B 6 Standard for Conduit, Tubing, and Cable Fittings
514C 4 Nonmetallic Outlet Boxes, Flush-Device Boxes, and Covers
840 3 Insulation Coordination Including Clearances and Creepage Distances for Electrical Equipment
864 11 Control Units and Accessories for Fire Alarm Systems
924 10 Emergency Lighting and Power Equipment
943 5 Ground-Fault Circuit-Interrupters
1053 7 Ground-Fault Sensing and Relaying Equipment
1097 6 Double Insulation Systems for Use in Electrical Equipment
1203 6 ExplosionProof and Dust-IgnitionProof Electrical Equipment for Use in Hazardous (Classified) Locations
1598 5 Luminaires
1703 3 Standard for Flat-Plate Photovoltaic Modules and Panels
2054 3 Household and Commercial Batteries
2111 1 Standard for Overheating Protection for Motors
2225 5 Cables and Cable-Fittings For Use In Hazardous (Classified) Locations
248-1 4 Low-Voltage Fuses - Part 1: General Requirements
4248-1 3 Fuseholders - Part 1: General Requirements
5085-1 1 Low Voltage Transformers - Part 1: General Requirements
5085-3 1 Low Voltage Transformers - Part 3: Class 2 and Class 3 Transformers
60079-0 7 Standard for Explosive Atmospheres - Part 0: Equipment - General Requirements
60730-1 5 Automatic Electrical Controls - Part 1: General Requirements
60950-1 2 Information Technology Equipment - Safety - Part 1: General Requirements
61131-2 2 Programmable Controllers - Part 2: Equipment Requirements and Tests
60079-11 6 Explosive Atmospheres - Part 11: Equipment Protection by Intrinsic Safety
60079-47 1 Explosive Atmospheres - Part 47: Equipment Protection by 2-Wire Intrinsically Safe Ethernet Concept (2-WISE)
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Reverse Referenced Standards (21)

UL 913 is referenced in the following list of UL Standards

StandardEditionTitle
87 12 Standard for Power-Operated Dispensing Devices for Petroleum Products
428A 2 Electrically Operated Valves for Gasoline and Gasoline/Ethanol Blends with Nominal Ethanol Concentrations Up to 85 Percent (E0 - E85)
428B 2 Electrically Operated Valves for Diesel Fuel, Biodiesel Fuel, Diesel/Biodiesel Blends with Nominal Biodiesel Concentrations Up To 20 Percent (B20), Kerosene, and Fuel Oil
495 5 Power-Operated LP-Gas Dispensing Equipment
583 11 Electric-Battery-Powered Industrial Trucks
698A 4 Industrial Control Panels Relating to Hazardous (Classified) Locations
783 6 Electric Flashlights and Lanterns for Use in Hazardous (Classified) Locations
1238 7 Control Equipment for Use with Flammable Liquid and LP-Gas Dispensing Devices
1238A 3 Outline of Investigation for Battery Operated Hose Nozzle Valve Readers
1254 6 Pre-Engineered and Engineered Dry and Pre-Engineered Wet Chemical Extinguishing System Units
1254 6 Pre-Engineered and Engineered Dry and Pre-Engineered Wet Chemical Extinguishing System Units
1500 3 Standard for Ignition-Protection Test for Marine Products
1740 4 Robots and Robotic Equipment
1836 6 Outline of Investigation for Electric Motors and Generators for Use in Class I, Division 2, Class I, Zone 2, Class II, Division 2 and Zone 22 Hazardous (Classified) Locations
2208 3 Standard for Solvent Distillation Units
2583 1 ANSI/CAN/UL/ULC Fuel Tank Accessories for Flammable and Combustible Liquids
2583 1 Fuel Tank Accessories for Flammable and Combustible Liquids
675.1 1 VOLUMETRIC LEAK DETECTION DEVICES FOR UNDERGROUND AND ABOVEGROUND STORAGE TANKS FOR FLAMMABLE AND COMBUSTIBLE LIQUIDS
675.2 1 NONVOLUMETRIC PRECISION LEAK DETECTION DEVICES FOR UNDERGROUND AND ABOVEGROUND STORAGE TANKS AND PIPING FOR FLAMMABLE AND COMBUSTIBLE LIQUIDS
8521 2 Outline of Investigation for Aboveground Container Refueling Systems for LP-Gas
120202 1 Recommendations for the Preparation, Content, and Organization of Intrinsic Safety Control Drawings
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