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  • UL 506:14ED 2017-06

    Current The latest, up-to-date edition.

    Specialty Transformers

    Available format(s):  Hardcopy

    Language(s): 

    Published date:  02-06-2017

    Publisher:  Underwriters Laboratories

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

    FOREWORD
    INTRODUCTION
    1. Scope
    2. General
    3. Glossary
    ALL TRANSFORMERS
    CONSTRUCTION
    4. Mechanical Assembly
    5. Enclosure
    6. Corrosion Resistance
    7. Wiring Terminals
    8. Leads - Including Flexible Cords
    9. Interal Wiring
    10. Bushings for Low Voltage Wiring - Nominal 600 Volts
         or Less
    11. Insulating Material for Mounting Low-Voltage Live
         Parts - Nominal 600 Volts or Less
    12. Coil Insulation
    13. Wiring Devices
    PERFORMANCE
    14. General
    15. Temperature Test
    16. Pullout, Bending, and Twisting Tests
    MARKINGS
    17. Details
    GENERAL-PURPOSE TRANSFORMERS AND REACTORS
    GENERAL
    18. Details
    CONSTRUCTION
    19. Mechanical Assembly
    20. Enclosure
    21. Corrosion Resistance
    22. Current-Carrying Parts
    23. Connections
    24. Spacings and Insulation Used in Lieu of Spacings
    PERFORMANCE
    25. General
    26. Voltage Measurement Test
    27. Impedance Test
    28. Heating Test
    29. Dielectric Voltage-Withstand Test
    30. Overload Test
    31. Dielectric Voltage-Withstand Test Repeated
    32. Lifting or Mounting Means Test
    33. Compression Test
    34. Metallic Coating Thickness Test
    35. Drip Test
    36. Icing Test
    37. Rust Resistance Test
    38. Water Spray Test
    39. Strain Relief Test
    40. Accelerated Aging of Gaskets Test
    MANUFACTURING AND PRODUCTION TEST
    41. Production Line Dielectric Voltage-Withstand Test
    RATINGS
    42. Details
    MARKINGS
    43. Details
    GAS-TUBE-SIGN TRANSFORMERS
    GENERAL
    44. Details
    CONSTRUCTION
    45. General
    46. Enclosure
    47. Insulating Materials
    48. Connections
    49. Spacings
    50. Guarding of Live Parts and Grounding
    51. Capacitors
    PERFORMANCE
    52. General
    53. Open-Circuit Secondary Voltage Test
    54. Input Test
    55. Heating Test
    56. Short-Circuit Secondary Current Test
    57. Dielectric Voltage-Withstand Test
    58. Burnout Test
    59. Open-Circuit Secondary Operation Test
    60. Switch Tests
    TEST BY THE MANUFACTURER
    61. Production Line Grounding Continuity Test
    RATINGS
    62. Details
    MARKINGS
    63. Details
    IGNITION TRANSFORMERS
    GENERAL
    64. Details
    CONSTRUCTION
    65. General
    66. Enclosure
    67. Primary Connections
    68. Secondary Terminals
    69. Spacings
    70. Grounding
    71. Capacitors
    PERFORMANCE
    72. General
    73. Open-Circuit Secondary Voltage Test
    74. Input Test
    75. Interchangeability Test
    76. Heating Test
    77. Dielectric Voltage-Withstand Test
    78. Short-Circuit Operation Test
    RATINGS
    79. Details
    MARKINGS
    80. Details
    APPENDIX A
    Standards for Components

    Abstract - (Show below) - (Hide below)

    This revision of ANSI/UL 506 is being issued to reaffirm ANSI approval of the Standard.

    Scope - (Show below) - (Hide below)

    These requirements cover ignition transformers for use with gas burners and oil burners and specialty step-up transformers used in applications such as insect electrocuting.

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

    Development Note NEW CHILD REV 2 2022 IS NOW ADDED
    Document Type Standard
    Product Note NEW CHILD REV 2 2022 IS NOW ADDED
    Publisher Underwriters Laboratories
    Status Current

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

    ANSI/CSA AMERICA FC 3-2004 (R2017) PORTABLE FUEL CELL POWER SYSTEMS
    MIL P 29183 : B PANELBOARD, POWER DISTRIBUTION PORTABLE WEATHERPROOF, GENERAL SPECIFICATION FOR
    AA-R-200 Revision F:1987 REFRIGERATOR, MECHANICAL, COMMERCIAL, SELF-CONTAINED, REACH-IN AND PASS-THROUGH
    MIL-DTL-29183 Revision C:2003 PANELBOARDS, POWER DISTRIBUTION, PORTABLE, WEATHERPROOF, GENERAL SPECIFICATION FOR
    GGG-E-2814 Base Document:1993 ETCHERS, ELECTRIC, PORTABLE
    CSA FC 3 : 2004 PORTABLE FUEL CELL POWER SYSTEMS
    ANSI Z21.20 : 2005 : INC : ADD A : 2008 : R2012 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
    ANSI Z21.20 :2005 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
    UL 864:10ED 2014-12 Standard for Control Units and Accessories for Fire Alarm Systems
    C22.2 NO. 1993-17 Self-ballasted lamps and lamp adapters (Trinational standard with NMX-J-578/1-ANCE and UL 1993)
    UL 2388:2ED 2017-05 Flexible Lighting Products
    UL 365:5ED 2018-01 Standard for Police Station Connected Burglar Alarm Units and Systems
    CSA C22.2 No. 63 : 1993 : R2013 HOUSEHOLD REFRIGERATORS AND FREEZERS
    UL 1640:4ED 2016-11 Portable Power-Distribution Equipment
    UL 1971:3ED 2002-11 Signaling Devices for the Deaf and Hard of Hearing
    ST 1-1988 (R1994, R1997) SPECIALITY TRANSFORMERS (EXCEPT GENERAL-PURPOSE TYPE)
    ASME CSD1 : 2012 CONTROLS AND SAFETY DEVICES FOR AUTOMATICALLY FIRED BOILERS
    ANSI Z21.20-2005 (R2016) Automatic Gas Ignition Systems and Components
    UL 1993:5ED 2017-01 Self-Ballasted Lamps and Lamp Adapters
    CSA C22.2 No. 199 : 2007 : R2011 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2: PARTICULAR REQUIREMENTS FOR AUTOMATIC BURNER IGNITION SYSTEMS AND COMPONENTS
    UL 863:8ED 2007-11 Standard for Time-Indicating and -Recording Appliances
    UL 1778:5ED 2014-06 Uninterruptible Power Systems
    UL 551:8ED 2009-04 Transformer-Type Arc-Welding Machines
    UL 2106:2ED 2006-04 Standard for Field Erected Boiler Assemblies
    C22.2 NO. 236-15 Heating and cooling equipment (Bi-national standard with UL 1995)
    CSA C22.2 No. 1335.1 : 1993 : R2004 PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
    UL 727:10ED 2018-01 Standard for Oil-Fired Central Furnaces
    UL 1034:6ED 2011-05 Standard for Burglary-Resistant Electric Locking Mechanisms
    UL 508A:3ED 2018-04 Industrial Control Panels
    UL 603:5ED 2008-02 Standard for Power Supplies for Use with Burglar-Alarm Systems
    UL 1482:7ED 2011-04 Solid-Fuel Type Room Heaters
    UL 921 : 7 COMMERCIAL DISHWASHERS
    NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
    UL 1022:5ED 2012-04 Standard for Line Isolation Monitors
    UL 858A:3ED 2007-04 Safety-Related Solid-State Controls for Household Electric Ranges
    CSA C22.2 No. 60730-2-5 : 2014 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS
    UL 795:8ED 2016-12 Commercial-Industrial Gas Heating Equipment
    CSA C22.2 No. 1335.1 : 1993(R2008) PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
    UL 268A:4ED 2008-12 Smoke Detectors for Duct Application
    C22.2 nº 1335 No. 1-93 (R2018) PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
    CSA C22.2 No. 63 : 1993 : INC : UPD 6 : 2012 : R200800 HOUSEHOLD REFRIGERATORS AND FREEZERS
    CSA C22.2 No. 168 : 2016 COMMERCIAL DISHWASHERS
    UL 2161:2ED 2016-04 Standard for Neon Transformers and Power Supplies
    C22.2 NO. 280-16 Electric vehicle supply equipment (Tri-national standard, with UL 2594 and NMX-J-677-ANCE-2016)
    UL 730:5ED 2003-08 Oil-Fired Wall Furnaces
    CSA C22.2 NO. 60947-4-1:14 (R2019) Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters ( Bi-national standard, with UL 60947-4-1)
    CSA C22.2 No. 199 :2007 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2: PARTICULAR REQUIREMENTS FOR AUTOMATIC BURNER IGNITION SYSTEMS AND COMPONENTS
    UL 729:6ED 2003-08 Oil-Fired Floor Furnaces
    UL 296:11ED 2017-02 Oil Burners
    CSA C22.2 No. 107.3 : 2014 UNINTERRUPTIBLE POWER SYSTEMS
    UL 462:3ED 2010-12 Standard for Heat Reclaimers for Gas-, Oil-, or Solid Fuel-Fired Appliances
    UL 307B:5ED 2006-10 Standard for Gas-Burning Heating Appliances For Manufactured Homes and Recreational Vehicles
    UL 2096:3ED 2006-10 Standard for Commercial/Industrial Gas and/or Oil-Burning Assemblies With Emission Reduction Equipment
    ASTM F 1323 : 2014 : REDLINE Standard Specification for Shipboard Incinerators
    UL 2572:2ED 2016-03 Mass Notification Systems
    UL 775:3ED 1998-02 Standard for Graphic Arts Equipment
    UL 469:4ED 2006-11 Standard for Musical Instruments and Accessories
    UL 961:5ED 2014-12 Standard for Electric Hobby and Sports Equipment
    CSA C22.2 No. 63 : 1993 HOUSEHOLD REFRIGERATORS AND FREEZERS
    UL 609:12ED 2018-03 Standard for Local Burglar Alarm Units and Systems
    CSA C22.2 No. 199 : 2007 : INC : ADD A : 2010 : R2012 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2: PARTICULAR REQUIREMENTS FOR AUTOMATIC BURNER IGNITION SYSTEMS AND COMPONENTS
    CSA C22.2 No. 199 : 2007 : INC : ADD A : 2010 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2: PARTICULAR REQUIREMENTS FOR AUTOMATIC BURNER IGNITION SYSTEMS AND COMPONENTS
    CSA C22.2 No. 1335.1 : 1993 : R2013 PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
    UL 639:8ED 2007-08 Standard for Intrusion-Detection Units
    CSA C22.2 No. 1335.1 : 1993(R2013) PORTABLE ELECTRICAL MOTOR-OPERATED AND HEATING APPLIANCES: GENERAL REQUIREMENTS
    ANSI Z83.21 : 2016 COMMERCIAL DISHWASHERS
    ANSI Z21.20 : 2005 : INC : ADD A : 2008 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-5: PARTICULAR REQUIREMENTS FOR AUTOMATIC ELECTRICAL BURNER CONTROL SYSTEMS

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

    UL 814:12ED 2011-07 Gas-Tube-Sign Cable
    UL 1411:7ED 2016-01 Standard for Transformers and Motor Transformers for Use in Audio-, Radio-, and Television-Type Appliances
    UL 697:7ED 2011-03 Toy Transformers
    UL 514A:11ED 2013-02 Metallic Outlet Boxes
    UL 50:13ED 2015-10 Enclosures for Electrical Equipment, Non-Environmental Considerations
    UL 5085-3:1ED 2006-04 Low Voltage Transformers - Part 3: Class 2 and Class 3 Transformers
    UL 935:10ED 2001-05 Fluorescent-Lamp Ballasts
    UL 83:16ED 2017-07 Standard for Thermoplastic-Insulated Wires and Cables
    UL 514C:4ED 2014-04 Nonmetallic Outlet Boxes, Flush-Device Boxes, and Covers
    UL 248-11:3ED 2011-05 Low-Voltage Fuses - Part 11: Plug Fuses
    UL 2161:2ED 2016-04 Standard for Neon Transformers and Power Supplies
    UL 248-1 : 3 LOW-VOLTAGE FUSES - PART 1: GENERAL REQUIREMENTS
    UL 60730-1:5ED 2016-08 Automatic Electrical Controls - Part 1: General Requirements
    UL 1332:5ED 2016-02 Standard for Organic Coatings for Steel Enclosures for Outdoor Use Electrical Equipment
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