PREN 81-21 : DRAFT 2009

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 List of significant hazards
5 Safety requirements and/or protective measures
  5.1 Perforate wall of the lift well
  5.2 Clearances between car, counterweight or
       balancing weight
  5.3 Counterweight or balancing weight in a
       separate well
  5.4 Pulleys in the well
  5.5 Reduced top clearances
  5.6 Car roof balustrade
  5.7 Reduced bottom clearances
  5.8 Apron
  5.9 Height of machine room
  5.10 Height of machine room doors
  5.11 Dimensions of trap doors for machine room
  5.12 Height of pulley rooms
  5.13 Dimensions of trap doors for pulley room
  5.14 Height of landing doors
6 Verification of safety requirements and/or protective
  measures
  6.1 Verification table
  6.2 Tests before putting the lift into service
  6.3 Technical dossier
7 Information for use
  7.1 Instructions
  7.2 Notices and warnings
Annex A (normative) - List of the electric safety devices
Annex B (informative) - Periodical examinations and tests,
        examinations and tests after an important
        modification or after an accident
  B.1 Periodical examinations and tests
  B.2 Examinations and tests after an important modification
       or after an accident
Annex C (normative) - Examination of pre-triggered stopping
        system
  C.1 General provisions
  C.2 Statement and test samples
  C.3 Laboratory tests
       C.3.1 Method of test
       C.3.2 Determination of the nominal braking force
             of the stopping gear
       C.3.3 Checking after the tests
  C.4 Calculation
       C.4.1 Calculation method
       C.4.2 Site test case
       C.4.3 Worst cases
Annex ZA (informative) - Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 95/16/EC
Bibliography

Describes the safety rules related to new passenger- and goods/passenger lifts permanently installed in existing buildings where in some circumstances due to limitations enforced by building constraints.