• UL 1323:4ED 2007-04

    Current The latest, up-to-date edition.

    Scaffold Hoists

    Available format(s):  Hardcopy

    Language(s): 

    Published date:  05-04-2007

    Publisher:  Underwriters Laboratories

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

    FOREWORD
    INTRODUCTION
    1 Scope
    2 General
    3 Glossary
    4 Installation and operating instructions
    CONSTRUCTION
    All hoists
    5 General
    6 Wire ropes
    7 Drums and sheaves
    8 Speed reducers
    9 Shafts, fillets, keys, and splines
    10 Manual cranks
    11 Protection against corrosion
    12 Lubrication
    13 Gears
    Manually powered hoists
    14 General
    Electrically powered hoists
    15 General
    16 Accessibility of uninsulated live parts, film-
         coated wire, and moving parts
    17 Protection of service personnel
    18 Electrical components enclosures
    19 Supply connections
    20 Internal wiring
    21 Grounding
    22 Bonding for grounding
    23 Mounting of components
    24 Capacitors
    25 Insulating material
    26 Motors
    27 Receptacles
    28 Switches and controllers
    29 Interlock switches
    30 Uninsulated live parts
    31 Spacings
    32 Printed-wiring boards
    Pneumatically powered hoists
    33 General
    34 Components
    Power-operated hoists
    35 General
    36 Primary brakes
    37 Secondary brakes
    38 Load-limiting devices
    39 Guards
    PERFORMANCE
    All hoists
    40 Normal-operation test
    41 Endurance test - actuating mechanisms for power-
         operated hoists
    42 Strength test
    43 Operation test - hoist run-off
    44 Accelerating-descent speed test
    45 Wire-rope test
    46 Load-limiting test
    47 Accelerated-corrosion test
    48 Metallic-coating-thickness test
    ELECTRICALLY POWERED HOISTS
    49 General
    50 Leakage-Current Test
    51 Input Test
    52 Temperature Test
    53 Strain-Relief Test
    54 Abnormal-Operation Test
    55 Endurance Test
    56 Tests on Switches and Controllers
    57 Overvoltage and Undervoltage Tests - Electromagnets
    58 Accelerated-Aging Test
    59 Rain Test
    60 Dielectric Voltage-Withstand Test
    61 Short-Circuit Test - Bonding Conductors
    62 Impedance Test - Bonding Conductors
    63 Environmental Test - Bonding Members and Resilient
         Rubber Mountings
    64 Overcurrent Test
    65 Limited Short-Circuit Test
    66 Immersion Test - Resilient Rubber Mountings
    PNEUMATICALLY POWERED HOISTS
    67 Input-Pressure Test
    68 Hydrostatic-Pressure Test
    MANUFACTURING AND PRODUCTION TESTS - ELECTRICALLY
    POWERED HOISTS
    69 General
    70 Dielectric Voltage-Withstand Test
    71 Grounding-Continuity Test
    MARKINGS
    72 All Hoists
    73 Winding-Drum Hoists
    74 Power-Operated Hoists
    APPENDIX A
    Standards for Components

    Abstract - (Show below) - (Hide below)

    This revision to ANSI/UL 1323 dated December 8, 2020 includes the withdrawal and replacement of UL 508C, the Standard for Power Conversion Equipment with UL 61800-5-1, the Standard for Adjustable Speed Electrical Power Drive Systems – Part 5-1: Safety Requirements – Electrical, Thermal and Energy; 5.3

    Scope - (Show below) - (Hide below)

    These requirements cover manual and power-operated type portable hoists intended for use with scaffolds suspended by wire ropes.

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

    Development Note REV 7 CHILD IS ADDED NEW CHILD REV 8 IS ADDED NEW CHILD REV 9 IS ADDED New child REV 10 2023 is added
    Document Type Standard
    Product Note REV 7 CHILD IS ADDED NEW CHILD REV 8 IS ADDED NEW CHILD REV 9 IS ADDED New child REV 10 2023 is added
    Publisher Underwriters Laboratories
    Status Current

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

    ANSI/ASSP A10.8 : 2011 SCAFFOLDING SAFETY REQUIREMENTS
    ANSI/ASSE A10.8 REDLINE : 2011 COMPARISON DOCUMENT OF A10.8 AMERICAN NATIONAL STANDARD - SCAFFOLDING SAFETY REQUIREMENTS (FOR VERSIONS 2001 AND 2011)

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