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Standard 991, Edition 3

Standard for Tests for Safety-Related Controls Employing Solid-State Devices

UL Standard
Standard 991, Edition 3 Edition Date: October 22, 2004 $402.00-$998.00

Revisions and Related Documents

Revisions
Red Line Std. (2)

Date      
June 09, 2010 Revision
April 02, 2008 Revision
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CSDS
Proposals (0)

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UL LLC CRD (1)

UL LLC - Certification Requirement Decision    Learn more about CRDs
April 19, 2007
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Referenced Standards (0)

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Reverse Referenced Standards (75)

UL 991 is referenced in the following list of UL Standards

StandardEditionTitle
48 15 Standard for Electric Signs
73 10 Standard for Motor-Operated Appliances
82 9 Standard for Electric Gardening Appliances
130 13 Standard for Electric Heating Pads
141 9 Garment Finishing Appliances
197 10 Commercial Electric Cooking Appliances
201 3 Standard for Garage Equipment
283 3 Standard for Air Fresheners and Deodorizers
295 2 Standard for Commercial-Industrial Gas Burners
325 7 ANSI/CAN/UL Standard for Door, Drapery, Gate, Louver, and Window Operators and Systems
353 5 Standard for Limit Controls
430 8 Standard for Waste Disposers
471 10 Standard for Commercial Refrigerators and Freezers
484 9 Standard for Room Air Conditioners
486E 5 Standard for Equipment Wiring Terminals for Use with Aluminum and/or Copper Conductors
489 13 Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures
499 14 Standard for Electric Heating Appliances
507 10 Standard for Electric Fans
508 18 Standard for Industrial Control Equipment
705 7 Standard for Safety for Power Ventilators
710B 2 Standard for Recirculating Systems
710C 3 Outline of Investigation for Ultraviolet Radiation Systems for Use in the Ventilation Control of Commercial Cooking Operations
749 11 Household Dishwashers
756 8 Standard for Coin and Currency Changers and Actuators
858 16 Standard for Household Electric Ranges
858A 3 Standard for Safety-Related Solid-State Controls for Household Electric Ranges
859 11 Standard for Household Electric Personal Grooming Appliances
867 5 Standard for Electrostatic Air Cleaners
873 12 Standard for Temperature-Indicating and -Regulating Equipment
879 9 Standard for Electric Sign Components
962 4 Standard for Household and Commercial Furnishings
963 4 Standard for Sealing, Wrapping, and Marking Equipment
964 12 Electrically Heated Bedding
979 2 Standard for Water Treatment Appliances
982 8 Motor-Operated Household Food Preparing Machines
987 8 Standard for Stationary and Fixed Electric Tools
1008A 2 Standard for Transfer Switch Equipment, Over 1000 Volts
1012 8 Standard for Power Units Other Than Class 2
1018 6 Electric Aquarium Equipment
1083 6 Household Electric Skillets and Frying-Type Appliances
1090 7 Standard for Electric Snow Movers
1238 6 Standard for Control Equipment for Use with Flammable Liquid Dispensing Devices
1278 4 Movable and Wall-or Ceiling-Hung Electric Room Heaters
1431 3 Standard for Personal Hygiene and Health Care Appliances
1447 6 Standard for Electric Lawn Mowers
1453 6 Standard for Electric Booster and Commercial Storage Tank Water Heaters
1559 5 Standard for Insect-Control Equipment - Electrocution Type
1647 6 Motor-Operated Massage and Exercise Machines
1727 5 Standard for Commercial Electric Personal Grooming Appliances
1778 5 Uninterruptible Power Systems
1795 5 Standard for Hydromassage Bathtubs
1812 4 Standard for Ducted Heat Recovery Ventilators
1815 5 Standard for Nonducted Heat Recovery Ventilators
1917 4 Standard for Solid-State Fan Speed Controls
1995 5 Heating and Cooling Equipment
1996 4 Electric Duct Heaters
2006 5 Standard for Halon 1211 Recovery/Recharge Equipment
2111 1 Standard for Overheating Protection for Motors
2157 4 Electric Clothes Washing Machines and Extractors
2161 2 Standard for Neon Transformers and Power Supplies
2202 2 Standard for Electric Vehicle (EV) Charging System Equipment
2264A 1 Outline of Investigation for Water Electrolysis Type Hydrogen Generators
2265A 2 Outline of Investigation for Micro Fuel Cell Power Systems Using Direct Methanol Fuel Cell Technology
2267 3 Standard for Fuel Cell Power Systems for Installation in Industrial Electric Trucks
2442 2 Standard for Wall- and Ceiling-Mounts and Accessories
2523 1 Standard for Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters, And Boilers
2565 1 Standard for Industrial Metalworking and Woodworking Machine Tools
2594 2 Standard for Electric Vehicle Supply Equipment
2735 1 Standard for Electric Utility Meters
2753 2 Outline of Investigation for Battery Operated Ride-On Lawn Mowers
2790 1 Standard for Commercial Incinerators
3703 1 Standard for Solar Trackers
8139 1 Electrical Systems of Electronic Cigarettes and Vaping Devices
2231-2 2 Standard for Safety for Personnel Protection Systems for Electric Vehicle (EV) Supply Circuits: Particular Requirements for Protection Devices for Use in Charging Systems
60335-1 6 Safety of Household and Similar Appliances, Part 1: General Requirements
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