• SN EN 81-3 : 2001 + A1 2008

    Current The latest, up-to-date edition.


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    Published date:  12-01-2013

    Publisher:  Swiss Standards

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

    0 Introduction
       0.1 General
       0.2 Principles
       0.3 Assumptions
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Units and symbols
       4.1 Units
       4.2 Symbols
    5 Service lift well
       5.1 General provisions
       5.2 Well enclosure
       5.3 Walls, floor and ceiling of the well
       5.4 Protection of any spaces located below the car, the
           counterweight or the balancing weight
       5.5 Protection in the well
       5.6 Headroom and pit
       5.7 Exclusive use of the service lift well
    6 Machine rooms
       6.1 General provisions
       6.2 Access
       6.3 Construction and equipment of machine rooms
    7 Landing doors
       7.1 General provisions
       7.2 Strength of doors and their frames
       7.3 Height and width of entrances
       7.4 Sills, guides, door suspension
       7.5 Protection in relation to door operation
       7.6 Local lighting and 'car here' signal lights
       7.7 Locking and closed landing door check
    8 Car, counterweight and balancing weight
       8.1 Height of car
       8.2 Available car area and rated load
       8.3 Walls, floor and roof of the car
       8.4 Apron and automatic bridging sills
       8.5 Car entrance
       8.6 Car doors
       8.7 Protection during operation of doors
       8.8 Counterweight and balancing weight
    9 Suspension, precautions against free fall, descent with
       excessive speed and creeping of the car
       9.1 Suspension
       9.2 Sheave, pulley, drum and rope diameter ratios,
           rope/chain terminations
       9.3 Rope traction
       9.4 Winding up of ropes for positive drive service
       9.5 Distribution of load between the ropes or the
       9.6 Protection for traction sheaves, pulleys and
       9.7 Precautions against free fall, descent with
           excessive speed, creeping of the car and against
           free fall of the counterweight or balancing weight
       9.8 Safety gear
       9.9 Tripping means for safety gear
    10 Guide rails, buffers and final limit switches
       10.1 General provisions concerning guide rails
       10.2 Guiding of the car, counterweight or
            balancing weight
       10.3 Buffers and fixed stops for car and counterweight
       10.4 Car and counterweight buffers
       10.5 Final limit switches
    11 Clearances between the car and wall facing the car
       11.1 General provision
       11.2 Clearance between car and wall facing the car
    12 Lift machine
       12.1 General provision
       12.2 Service lift machines for electric service lifts
       12.3 Machine, jack and other hydraulic equipment
            for hydraulic service lifts
    13 Electric installations and appliances
       13.1 General provisions
       13.2 Contactors, relay-contactors, components of safety
       13.3 Protection of motors
       13.4 Main switches
       13.5 Electric wiring
       13.6 Lighting and socket outlets
    14 Protection against electric faults; controls; priorities
       14.1 Failure analysis and electric safety devices
       14.2 Controls
    15 Notices, markings and operating instructions
       15.1 General provisions
       15.2 Rated load and vendor's name
       15.3 Car roof
       15.4 Machine rooms
       15.5 Well
       15.6 Overspeed governor
       15.7 Pit
       15.8 Electrical identification
       15.9 Unlocking key for landing doors
       15.10 Locking devices
       15.11 Groups of lifts
       15.12 Tank
    16 Examinations, tests, register and maintenance
       16.1 Examination and tests
       16.2 Register
       16.3 Vendor information
    Annex A (normative) List of the electric safety devices
    Annex B (normative) Unlocking triangle
    Annex C (informative) Technical dossier
            C.1 Introduction
            C.2 General
            C.3 Technical details and plans
            C.4 Electric schematic diagrams and hydraulic circuit
    Annex D (normative) Examinations and tests before putting
            into service
            D.1 Examinations
            D.2 Tests and verifications
    Annex E Periodical examinations and tests, examinations
            and tests after an important modification
            or after an accident
            E.1 Periodical examinations and tests (normative)
            E.2 Examinations and tests after important
                modifications or after accidents (informative)
    Annex F (informative) Construction of walls of service lift
            wells and landing doors facing a car entrance
    Annex G (normative) Electronic components - failure
    Annex H (normative) Calculations of rams, cylinders, rigid
            pipes and fittings
            H.1 Calculation against over pressure
            H.2 Calculations of the jacks against buckling
    Annex J (informative) Information to the owner/user
            of a service lift
            J.1 Means of access to machine room entrance
                of the service lift
            J.2 Maintenance work carried out from a step
                of a ladder
    Annex ZA (informative) Clauses of this European Standard
             addressing essential requirements or other
             provisions of EU directives

    Abstract - (Show below) - (Hide below)

    Specifies the safety rules for the construction and installation of permanently installed new electric service lifts with traction or positive drive, or hydraulic service lifts defined as lifting equipment, serving defined landing levels, having a car, the interior of which is regarded as inaccessible to persons on account of its dimensions and means of construction.

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

    Development Note 2001 Edition Re-issued in February 2009 & incorporates AMD 1 2009. Also numbered as SIA 370.003. (09/2009)
    Document Type Standard
    Publisher Swiss Standards
    Status Current
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