UL 1727
Standard for Commercial Electric Personal Grooming Appliances

DETAILS
Edition Number:5SCC Approved:--
Edition Date:2012-05-21DOD Approved: --
Price Code:DANSI Approved: 2017-03-13
Type:ulstd

  • SCOPE

    1 Scope

    1.1 These requirements cover electric personal grooming appliances intended for use by qualified personnel in commercial establishments such as beauty parlors, barber shops, or cosmetic studios. These appliances include hair curlers and dryers, combs, brushes, and similar appliances that are to be employed in accordance with the National Electrical Code, ANSI/NFPA 70.

    1.2 These requirements do not cover therapeutic lamps, diathermy equipment, massage machines, vibrators, hair clippers, shavers, facial caps, masks, mitts, or other appliances covered by other requirements such as in the Standard for Medical Electrical Equipment, Part 1: General Requirements for Safety, UL 60601-1. These requirements also do not cover hair curlers or dryers rated at more than 250 volts.

  • TABLE OF CONTENTS
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    • Cover
    • Transmittal
    • Table of Contents
      • Body
        • INTRODUCTION
          • 1 Scope
          • 2 Units of Measurement
          • 3 Undated References
          • 4 Glossary
          • 5 Types of Appliances
        • CONSTRUCTION
          • 6 Components
          • 7 Stands
          • 8 Hair Dryer Immersion Protection
          • 9 Frame and Enclosure
            • 9.1 General
            • 9.2 Polymeric enclosures and parts
            • 9.3 Metal enclosures
            • 9.4 Accessibility of live parts
            • 9.5 Enclosure integrity
            • 9.6 Doors and covers
            • 9.7 Hanging and mounting means
          • 10 Adhesives Used to Secure Parts
          • 11 Reduction of Risk of Injury to Persons
            • 11.1 General
            • 11.2 Appliances with reservoirs
            • 11.3 Wax depilatory appliances
          • 12 Protection of Service Personnel
          • 13 Mechanical Assembly
          • 14 Stability
          • 15 Corrosion Resistance
          • 16 Supply Connections
            • 16.1 Permanently-connected appliances
            • 16.2 Field-wiring compartments
            • 16.3 Wiring terminals and leads
            • 16.4 Cord-connected appliances
            • 16.5 Pin terminals
            • 16.6 Strain relief
            • 16.7 Bushings
            • 16.8 Direct plug-in appliances
          • 17 Live Parts
          • 18 Wetting of Live Parts
          • 19 Liquid-Containing Parts
          • 20 Internal Wiring
            • 20.1 General
            • 20.2 Protection of wiring
            • 20.3 Splices and connections
            • 20.4 Interconnecting cord and cable
            • 20.5 Separation of circuits
            • 20.6 Barriers
            • 20.7 Termination of aluminum conductors
          • 21 Heating Element
          • 22 Sheathed Heating Element
          • 23 Electrical Insulation
            • 23.1 General
            • 23.2 Film-coated wire (magnet wire)
          • 24 Thermal Insulation
          • 25 Overcurrent Protection
          • 26 Thermal Cutoffs
          • 27 Lampholders and Receptacles
          • 28 Light Sources and Associated Components
          • 29 Capacitors
          • 30 Printed-Wiring Boards
          • 31 Switches
            • 31.1 General
            • 31.2 Dual voltage selector
          • 32 Automatic Controls
            • 32.1 General
            • 32.2 Electromechanical and electronic controls
          • 33 Controls – End Product Test Parameters
            • 33.1 General
            • 33.2 Auxiliary controls
            • 33.3 Operating controls (regulating controls)
            • 33.4 Protective controls (limiting controls)
          • 34 Spacings
          • 35 Spacings On Printed Wiring Boards
          • 36 Secondary Circuits
            • 36.1 General
            • 36.2 Connections to frame
          • 37 Conformal Coatings
          • 38 Grounding
            • 38.1 General
            • 38.2 Bonding for grounding
            • 38.3 Bonding conductor
          • 39 Motors
            • 39.1 Construction
            • 39.2 Brush wear out
            • 39.3 Overload protection
            • 39.4 Insulation systems
        • PERFORMANCE
          • 40 General
          • 41 Ionization Circuits
          • 42 Leakage Current Test
          • 43 Operational Test
          • 44 Starting Current Test
          • 45 Power Input Test
          • 46 Temperature Test
            • 46.1 General
            • 46.2 Hair dryers
            • 46.3 Motor slowdown test method
            • 46.4 Temperature test – motor slowdown
            • 46.5 Wax depilatory appliances
          • 47 Dielectric Voltage-Withstand Test
            • 47.1 Primary circuits
            • 47.2 Secondary circuits
          • 48 Leakage Current Test Following Humidity Conditioning
          • 49 Immersion Protection Trip Time Measurement Test
            • 49.1 As-received hair dryers
            • 49.2 Conditioned hair dryers
          • 50 Abnormal Operation Test
            • 50.1 General
            • 50.2 General test conditions
            • 50.3 Specific test conditions
          • 51 Exposure to Moisture Test
          • 52 Flooding of Live Parts Test
          • 53 Overflow Test
          • 54 Stability Test
          • 55 Tip-Over Test
          • 56 Strength of Enclosure Test
          • 57 Mounting Means Strength Test
          • 58 Strain Relief Test
          • 59 Torque Test
          • 60 Power-Supply Cord Push-Back Relief Test
          • 61 Cord Flexing Test
          • 62 Test for Security of Swivel Assembly
          • 63 Swivel Endurance Test
          • 64 Hinge Endurance Test
          • 65 Overload Test of Switches and Controls
          • 66 Automatic Controls Tests
            • 66.1 Overload test
            • 66.2 Endurance test
          • 67 Grounding Continuity Test
          • 68 Test for Permanence of Cord Tag for Hand-Supported, Hair-Drying Appliances
            • 68.1 General
            • 68.2 Test conditions
            • 68.3 Test method
          • 69 Permanence of Marking Test
          • 70 Extended Operation Test
          • 71 Physical Properties of a Liquid Container, Seal, or Diaphragm Test
          • 72 Thermoplastic Motor Insulation Systems
            • 72.1 General
            • 72.2 Abnormal conditioning
            • 72.3 Overload-burnout conditioning
            • 72.4 Thermal aging
          • 73 Flammability Test – Wax for Depilatory Appliances
          • 74 Ozone Test
        • MANUFACTURING AND PRODUCTION TESTS
          • 75 Dielectric Voltage-Withstand Test
          • 76 Grounding Continuity Test
            • 76.1 Continuity of grounding connection
            • 76.2 Electrical indicating device
          • 77 Hair Dryer Power Input Test
        • RATINGS
          • 78 Details
        • MARKINGS
          • 79 Details
            • 79.1 General
            • 79.2 Permanently-connected appliances
            • 79.3 Ungrounded dead-metal parts
            • 79.4 Fuse replacement
            • 79.5 Fuse marking
            • 79.6 Automatic starting
            • 79.7 Double insulation
            • 79.8 Body- or table-supported hood- or bonnet-type hair dryers
            • 79.9 Hand-supported, hair-drying appliances
            • 79.10 Permanently-installed, wall-mounted hair dryers
            • 79.11 Curling irons
            • 79.12 Dual-voltage appliances
            • 79.13 Appliances with GFCIs, or similar protective devices
            • 79.14 Wax depilatory appliances
        • INSTRUCTION MANUALS
          • 80 General
          • 81 Instructions Pertaining to a Risk of Fire, Electric Shock, or Injury to Persons
          • 82 Installation Instructions
          • 83 Operating Instructions
          • 84 User-Maintenance Instructions
    • WALL-HUNG HAIR DRYERS