• UL 2111 : 1

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    OVERHEATING PROTECTION FOR MOTORS

    Available format(s):  Hardcopy

    Superseded date:  07-23-2013

    Language(s): 

    Published date:  03-01-1997

    Publisher:  Underwriters Laboratories

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    Table of Contents - (Show below) - (Hide below)

    INTRODUCTION
    1 Scope
    2 Units of Measurement
    3 Glossary
    3A Components
    4 Application of Requirements
    PART I - ALL MOTORS
    5 General
    5A Dielectric Voltage-Withstand Test
    PART II - IMPEDANCE-PROTECTED MOTORS
    CONSTRUCTION
    6 General
    PERFORMANCE
    7 Locked-Rotor Temperature Test
    8 Dielectric Voltage Withstand Test
    9 Locked-Rotor Endurance Test
    MARKINGS
    9A Details
    PART III - THERMAL-DEVICE-PROTECTED MOTORS
    CONSTRUCTION
    10 General
    11 Spacings
    11A Solid-State Circuitry-Protected Motors
    PERFORMANCE
    12 General
    12A Solid-State Circuitry-Protected Motors Tests
    13 Running Heating Temperature Test
    14 Locked-Rotor Temperature Test
    15 Dielectric Voltage-Withstand Test
    16 Locked-Rotor Endurance Test
    MARKINGS
    16A Details
    PART IV - THERMAL PROTECTORS
    CONSTRUCTION
    17 General
    PERFORMANCE
    18 Limited Short Circuit Test
    19 Protector Insulation Test
    MARKINGS
    19A Details
    PART V - MOTOR MANUFACTURING AND PRODUCTION LINE TESTS
    20 Dielectric Voltage-Withstand Test
    PART VI - MARKINGS
    21 Impedance-Protected Motors (Part I)
    22 Thermal-Device-Protected Motors (Part II)
    23 Thermal Protectors (Part III)
    APPENDIX A - Standards for Components

    Abstract - (Show below) - (Hide below)

    Describes: a) Impedance-protected motors; b) Thermal-device-protected motors; c) Thermal-protective devices; and d) Motors with solid state thermal protection circuitry.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes UL 519 and UL 547 (04/2004)
    Document Type Standard
    Publisher Underwriters Laboratories
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    ANSI Z21.86-2016/CSA 2.32-2016 VENTED GAS-FIRED SPACE HEATING APPLIANCES
    ANSI Z21.86-2016/CSA 2.32-2016 Vented gas-fired space heating appliances
    CSA C22.2 No. 107.3 : 2014 UNINTERRUPTIBLE POWER SYSTEMS
    CSA HPIT 2-2017 Dispensing systems and components for fueling hydrogen powered industrial trucks
    CSA C22.2 No. 247 : 2014 OPERATORS AND SYSTEMS OF DOORS, GATES, DRAPERIES AND LOUVRES
    UL 1647 : 6 MOTOR-OPERATED MASSAGE AND EXERCISE MACHINES
    UL 79:10ED 2016-04 Power-Operated Pumps for Petroleum Dispensing Products
    CSA C22.2 No. 104 : 2011 : R2015 HUMIDIFIERS
    CSA 2.33 : 2017 VENTED GAS FIREPLACE HEATERS
    UL 1278 : 4 MOVABLE AND WALL- OR CEILING-HUNG ELECTRIC ROOM HEATERS
    ANSI Z21.11.3-2016 Gas-fired room heaters, volume III, propane-fired portable emergency use heater systems
    CSA 2.22 : 2016 VENTED DECORATIVE GAS APPLIANCES
    UL 508A:3ED 2018-04 Industrial Control Panels
    UL 737 : 2010 FIREPLACE STOVES
    UL 1431 : 3 PERSONAL HYGIENE AND HEALTH CARE APPLIANCES
    UL 1727:5ED 2012-05 Commercial Electric Personal Grooming Appliances
    UL 430 : 8 WASTE DISPOSERS
    UL 268 : 7 SMOKE DETECTORS FOR FIRE ALARM SYSTEMS
    UL 217 : 8 SMOKE ALARMS
    UL 1815 : 5 NONDUCTED HEAT RECOVERY VENTILATORS
    UL 1004A : 1ED REV JAN 2006 FIRE PUMP MOTORS
    UL 197 : 2010 COMMERCIAL ELECTRIC COOKING APPLIANCES
    UL 296:11ED 2017-02 Oil Burners
    UL 875 : 9 ELECTRIC DRY-BATH HEATERS
    UL 1206 : 4 ELECTRIC COMMERCIAL CLOTHES-WASHING EQUIPMENT
    UL 1453 : 6 ELECTRIC BOOSTER AND COMMERCIAL STORAGE TANK WATER HEATERS
    UL 810 : 5 CAPACITORS
    UL 60730-1 : 5ED 2016-08 AUTOMATIC ELECTRICAL CONTROLS - PART 1: GENERAL REQUIREMENTS
    UL 1240 : 4 ELECTRIC COMMERCIAL CLOTHES-DRYING EQUIPMENT
    UL 60950-1 : 2 INFORMATION TECHNOLOGY EQUIPMENT - SAFETY - PART 1: GENERAL REQUIREMENTS
    UL 1238 : 6 CONTROL EQUIPMENT FOR USE WITH FLAMMABLE LIQUID DISPENSING DEVICES
    ANSI/CSA NGV 5.1-2016 (R2020) Residential fueling appliances
    CSA NGV 5.1 : 2016 RESIDENTIAL FUELING APPLIANCES
    NEMA ICS 7.2 : 2015 APPLICATION GUIDE FOR AC ADJUSTABLE SPEED DRIVE SYSTEMS
    ANSI Z21.50 : 2016 VENTED DECORATIVE GAS APPLIANCES
    ANSI Z21.88 : 2017 VENTED GAS FIREPLACE HEATERS
    CSA/ANSI NGV 5.2-2017 Vehicle fueling appliances (VFA)
    UL 859 : 2011 HOUSEHOLD ELECTRIC PERSONAL GROOMING APPLIANCES
    UL 1740 : 4 ROBOTS AND ROBOTIC EQUIPMENT
    UL 507 : 2010 ELECTRIC FANS
    UL 873 : 2012 TEMPERATURE-INDICATING AND REGULATING EQUIPMENT
    UL 1889 : 1 COMMERCIAL FILTERS FOR COOKING OIL
    UL 1995 : 5 HEATING AND COOLING EQUIPMENT
    UL 756 : 8 COIN AND CURRENCY CHANGERS AND ACTUATORS
    UL 979 : 2 WATER TREATMENT APPLIANCES
    UL 2106 : 2 FIELD ERECTED BOILER ASSEMBLIES
    UL 1004-1 : 2 ROTATING ELECTRICAL MACHINES - GENERAL REQUIREMENTS
    UL 727 : 2018 OIL-FIRED CENTRAL FURNACES
    UL 561 : 7 FLOOR-FINISHING MACHINES
    UL 1594 : 4 SEWING AND CUTTING MACHINES
    UL 2006 : 5 HALON 1211 RECOVERY/RECHARGE EQUIPMENT
    UL 998 : 5 HUMIDIFIERS
    UL 621 : 7 ICE CREAM MAKERS
    UL 771 : 9 NIGHT DEPOSITORIES
    UL 291 : 6 AUTOMATED TELLER SYSTEMS
    UL 2208 : 3ED 2010 SOLVENT DISTILLATION UNITS
    UL 858A : 3 SAFETY-RELATED SOLID-STATE CONTROLS FOR HOUSEHOLD ELECTRIC RANGES
    UL 907 : 4 FIREPLACE ACCESSORIES
    UL 1573 : 4 STAGE AND STUDIO LUMINAIRES AND CONNECTOR STRIPS
    UL 1004 : 5ED REV MAR 2006 ELECTRIC MOTORS
    UL 752 : 2011 BULLET-RESISTING EQUIPMENT
    UL 2267 : 2 FUEL CELL POWER SYSTEMS FOR INSTALLATION IN INDUSTRIAL ELECTRIC TRUCKS
    UL 710B : 2 RECIRCULATING SYSTEMS
    UL 963 : 4ED 2016 SEALING, WRAPPING AND MARKING EQUIPMENT
    CSA C22.2 No. 60335-1:2011 SAFETY OF HOUSEHOLD AND SIMILAR APPLIANCES - PART 1: GENERAL REQUIREMENTS
    UL 1042 : 5 ELECTRIC BASEBOARD HEATING EQUIPMENT
    UL 1812 : 4 DUCTED HEAT RECOVERY VENTILATORS
    UL 1776 : 3 HIGH-PRESSURE CLEANING MACHINES
    UL 795 : 8 COMMERCIAL-INDUSTRIAL GAS HEATING EQUIPMENT
    UL 60730-2-2 : 2 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE; PART 2: PARTICULAR REQUIREMENTS FOR THERMAL MOTOR PROTECTORS
    UL 1963 : 4 Refrigerant Recovery/Recycling Equipment
    UL 588:19ED 2015-10 Seasonal and Holiday Decorative Products
    UL 1236:8ED 2015-04 Battery Chargers for Charging Engine-Starter Batteries
    UL 60065 : 8 AUDIO, VIDEO AND SIMILAR ELECTRONIC APPARATUS - SAFETY REQUIREMENTS
    UL 295 : 2 COMMERCIAL-INDUSTRIAL GAS BURNERS
    UL 2034 : 4 SINGLE AND MULTIPLE STATION CARBON MONOXIDE ALARMS
    UL 122 : 5 PHOTOGRAPHIC EQUIPMENT
    UL 244A : 3 SOLID-STATE CONTROLS FOR APPLIANCES
    UL 680 : 8 EMERGENCY VAULT VENTILATORS AND VAULT-VENTILATING PORTS
    UL 705 : 7 POWER VENTILATORS
    UL 1861 : 4 POWER-OPERATED CHEMICAL PUMPS
    UL 586:9ED 2009-08 High-Efficiency, Particulate, Air Filter Units
    UL 1261 : 6 ELECTRIC WATER HEATERS FOR POOLS AND TUBS
    UL 913 : 8 INTRINSICALLY SAFE APPARATUS AND ASSOCIATED APPARATUS FOR USE IN CLASS 1, 2, 3, DIVISION 1, HAZARDOUS (CLASSIFIED) LOCATIONS
    UL 412 : 5 REFRIGERATION UNIT COOLERS
    UL 763:5ED 2018-02 Motor-Operated Commercial Food Preparing Machines
    UL 730:5ED 2003-08 Oil-Fired Wall Furnaces
    UL 923 : 7 MICROWAVE COOKING APPLIANCES
    UL 1018 : 6 ELECTRIC AQUARIUM EQUIPMENT
    UL 283 : 3 AIR FRESHENERS AND DEODORIZERS
    UL 1778 : 5ED 2014-06 UNINTERRUPTIBLE POWER SYSTEMS
    UL 17 : 4 VENT OR CHIMNEY CONNECTOR DAMPERS FOR OIL-FIRED APPLIANCES
    UL 22 : 6 AMUSEMENT AND GAMING MACHINES
    UL 1012 : 8 POWER UNITS OTHER THAN CLASS 2
    UL 2021 : 4 FIXED AND LOCATION-DEDICATED ELECTRIC ROOM HEATERS
    UL 343:9ED 2008-12 Pumps for Oil-Burning Appliances
    UL 749 : 2017 HOUSEHOLD DISHWASHERS
    UL 391 : 5 SOLID-FUEL AND COMBINATION-FUEL CENTRAL AND SUPPLEMENTARY FURNACES
    UL 896:5ED 1993-07 Oil-Burning Stoves
    UL 2788 : 1 INDUSTRIAL AND COMMERCIAL VIBRATORS
    UL 729:6ED 2003-08 Oil-Fired Floor Furnaces
    UL 427 : 5 REFRIGERATING UNITS
    UL 1951 : 2 ELECTRIC PLUMBING ACCESSORIES
    UL 268A : 4 SMOKE DETECTORS FOR DUCT APPLICATION
    UL 733 : 4 OIL-FIRED AIR HEATERS AND DIRECT-FIRED HEATERS
    UL 462 : 3 HEAT RECLAIMERS FOR GAS-, OIL-, OR SOLID FUEL-FIRED APPLIANCES
    UL 982 : 7 MOTOR-OPERATED HOUSEHOLD FOOD PREPARING MACHINES
    UL 307B : 5 GAS-BURNING HEATING APPLIANCES FOR MANUFACTURED HOMES AND RECREATIONAL VEHICLES
    UL 1448 : 5 ELECTRIC HEDGE TRIMMERS
    UL 778 : 6 MOTOR-OPERATED WATER PUMPS
    UL 474 : 2010 DEHUMIDIFIERS
    UL 2096 : 3 COMMERCIAL/INDUSTRIAL GAS AND/OR OIL-BURNING ASSEMBLIES WITH EMISSION REDUCTION EQUIPMENT
    UL 916 : 5 ENERGY MANAGEMENT EQUIPMENT
    UL 469 : 4 MUSICAL INSTRUMENTS AND ACCESSORIES
    UL 775 : 1998 GRAPHIC ARTS EQUIPMENT
    CAN/CSA-C22.2 NO. 60335-1:11 (R2016) Safety of household and similar appliances - Part 1: General requirements (Tri-national standard, with NMX-J-521/1-ANCE and UL 60335-1)
    UL 153 : 2013 PORTABLE ELECTRIC LUMINAIRES
    UL 1081 : 7 SWIMMING POOL PUMPS, FILTERS, AND CHLORINATORS
    UL 1433 : 4 CONTROL CENTERS FOR CHANGING MESSAGE TYPE ELECTRIC SIGNS
    UL 731 : 6 OIL-FIRED UNIT HEATERS
    CSA 2.37 : 2014 GAS-FIRED OUTDOOR INFRARED PATIO HEATERS
    UL 60335-1 : 6ED 2016-10 SAFETY OF HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - PART 1: GENERAL REQUIREMENTS
    UL 1795 : 5 HYDROMASSAGE BATHTUBS
    UL 69 : 2010 ELECTRIC-FENCE CONTROLLERS
    UL 201 : 3 GARAGE EQUIPMENT
    UL 1230 : 5 AMATEUR MOVIE LIGHTS
    UL 732 : 6 OIL-FIRED STORAGE TANK WATER HEATERS
    UL 858 : 2016 HOUSEHOLD ELECTRIC RANGES
    UL 867 : 5 ELECTROSTATIC AIR CLEANERS
    UL 696 : 2010 ELECTRIC TOYS
    UL 962 : 4 HOUSEHOLD AND COMMERCIAL FURNISHINGS
    ASHRAE HDBK REFRIGERATION : 2014 ASHRAE HANDBOOK - REFRIGERATION
    ANSI Z83.26 : 2014 GAS-FIRED OUTDOOR INFRARED PATIO HEATERS
    UL 959 : 9 MEDIUM HEAT APPLIANCE FACTORY-BUILT CHIMNEYS
    CSA C22.2 No. 104:2011 HUMIDIFIERS
    13/30276640 DC : 0 BS EN 62282-4-101 ED 1.0 - FUEL CELL TECHNOLOGIES - PART 4-101: FUEL CELL POWER SYSTEMS FOR PROPULSION FOR OTHER THAN ROAD VEHICLES AND AUXILIARY POWER UNITS - FUEL CELL POWER SYSTEMS FOR ELECTRICALLY POWERED INDUSTRIAL TRUCKS - SAFETY
    UL 710 : 6 EXHAUST HOODS FOR COMMERCIAL COOKING EQUIPMENT
    UL 1447 : 6 ELECTRIC LAWN MOWERS
    BS EN 62282-4-101:2014 Fuel cell technologies Fuel cell power systems for propulsion other than road vehicles and auxiliary power units (APU). Safety of electrically powered industrial trucks
    UL 60079-0 : 6 EXPLOSIVE ATMOSPHERES - PART 0: EQUIPMENT - GENERAL REQUIREMENTS
    UL 987 : 8 STATIONARY AND FIXED ELECTRIC TOOLS
    UL 1563 : 6 ELECTRIC SPAS, EQUIPMENT ASSEMBLIES, AND ASSOCIATED EQUIPMENT
    UL 296A : 2 WASTE OIL-BURNING AIR-HEATING APPLIANCES
    UL 82:9ED 2017-08 Electric Gardening Appliances
    IEC 62282-4-101:2014 Fuel cell technologies - Part 4-101: Fuel cell power systems for propulsion other than road vehicles and auxiliary power units (APU) - Safety of electrically powered industrial trucks
    UL 541 : 9ED 2016 REFRIGERATED VENDING MACHINES
    UL 1482 : 7 SOLID-FUEL TYPE ROOM HEATERS
    UL 1971 : 3 SIGNALING DEVICES FOR THE HEARING IMPAIRED
    UL 508 :18ED 2018 INDUSTRIAL CONTROL EQUIPMENT
    UL 563 : 8 ICE MAKERS
    UL 1090 : 7 ELECTRIC SNOW MOVERS
    UL 961 : 5 ELECTRIC HOBBY AND SPORTS EQUIPMENT
    UL 325 : 7ED 2017-05 DOOR, DRAPERY, GATE, LOUVER, AND WINDOW OPERATORS AND SYSTEMS
    UL 73:10ED 2011-03 Motor-Operated Appliances
    CSA C22.2 No. 104 : 2011 : INC : UPD 1 : 2016 : R201500 HUMIDIFIERS
    CSA FC 3 : 2004 PORTABLE FUEL CELL POWER SYSTEMS
    CSA FC 3 : 2004 : R2017 PORTABLE FUEL CELL POWER SYSTEMS
    C22.2 NO. 236-15 Heating and cooling equipment (Bi-national standard with UL 1995)
    EN 62282-4-101:2014 Fuel cell technologies - Part 4-101: Fuel cell power systems for propulsion other than road vehicles and auxiliary power units (APU) - Safety of electrically powered industrial trucks

    Standards Referencing This Book - (Show below) - (Hide below)

    UL 746E : 6 POLYMERIC MATERIALS - INDUSTRIAL LAMINATES, FILAMENT WOUND TUBING, VULCANIZED FIBRE, AND MATERIALS USED IN PRINTED-WIRING BOARDS
    UL 1004 : 5ED REV MAR 2006 ELECTRIC MOTORS
    UL 746C : 6 POLYMERIC MATERIALS - USE IN ELECTRICAL EQUIPMENT EVALUATIONS
    UL 810 : 5 CAPACITORS
    UL 969 : 5 MARKING AND LABELING SYSTEMS
    UL 508 : 1999 INDUSTRIAL CONTROL EQUIPMENT
    UL 746D : 7 POLYMERIC MATERIALS - FABRICATED PARTS
    UL 746A:6ED 2012-09 Polymeric Materials - Short Term Property Evaluations
    UL 991 : 3 TESTS FOR SAFETY-RELATED CONTROLS EMPLOYING SOLID-STATE DEVICES
    UL 1059 : 4 TERMINAL BLOCKS
    UL 1577 : 5 OPTICAL ISOLATORS
    UL 1446 : 7 SYSTEMS OF INSULATING MATERIALS - GENERAL
    UL 1414 : 6 CAPACITORS AND SUPPRESSORS FOR RADIO- AND TELEVISION-TYPE APPLIANCES
    UL 746B : 4 POLYMERIC MATERIALS - LONG TERM PROPERTY EVALUATIONS
    UL 310 : 9 ELECTRICAL QUICK-CONNECT TERMINALS
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