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NBN EN 81-3 : 2001 COR 2009



The latest, up-to-date edition.


Published date


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

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.

Supersedes NBN 250 (10/2003) 2001 Edition Re-Issued in December 2008 & incorporates AMD 1 2008. (02/2009)
Belgian Standards

Standards Relationship
UNE-EN 81-3:2001 Identical
I.S. EN 81-3:2000 Identical
DIN EN 81-3:2011-06 Identical
UNI EN 81-3 : 2008 Identical
BS EN 81-3 : 2003 Identical
EN 81-3:2000+A1:2008/AC:2009 Identical

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