prEN 280-1

SLOVENSKI STANDARD
01-januar-2025
Premične dvižne delovne ploščadi - 1. del: Konstrukcijski izračuni - Merila
stabilnosti - Konstrukcijska izvedba - Varnost - Pregledi in preskusi
Mobile elevating work platforms - Part 1: Design calculations - Stability criteria -
Construction - Safety - Examinations and tests
Fahrbare Hubarbeitsbühnen - Teil 1: Berechnung - Standsicherheit - Bau - Sicherheit -
Prüfungen
Plates-formes élévatrices mobiles de personnel - Partie 1: Calculs de conception -
Critères de stabilité - Construction - Sécurité - Examens et essais
Ta slovenski standard je istoveten z: prEN 280-1
ICS:
53.020.99 Druga dvigalna oprema Other lifting equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
NORME EUROPÉENNE
EUROPÄISCHE NORM
October 2024
ICS 53.020.99 Will supersede EN 280-1:2022
English Version
Mobile elevating work platforms - Part 1: Design
calculations - Stability criteria - Construction - Safety -
Examinations and tests
Plates-formes élévatrices mobiles de personnel - Partie Fahrbare Hubarbeitsbühnen - Teil 1: Berechnung -
1: Calculs de conception - Critères de stabilité - Standsicherheit - Bau - Sicherheit - Prüfungen
Construction - Sécurité - Examens et essais
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 98.
If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations
which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC
Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NO R M A L I S A T IO N

EUROPÄISCHES KOMITEE FÜR NORMUN G

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2024 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 280-1:2024 E
worldwide for CEN national Members.

Contents Page
European foreword . 6
Introduction . 7
1 Scope . 9
2 Normative references . 10
3 Terms and definitions . 12
4 Safety requirements and/or measures . 19
4.1 General. 19
4.2 Structural and stability calculations . 20
4.2.1 General. 20
4.2.2 Loads and forces . 20
4.2.3 Determination of loads and forces . 20
4.2.4 Stability calculations . 23
4.2.5 Structural calculations . 35
4.3 Chassis and stabilizers . 37
4.3.1 Chassis. 37
4.3.2 Stabilizers . 41
4.4 Extending structure . 43
4.4.1 Methods to avoid overturning and exceeding permissible stresses . 43
4.5 Extending structure drive systems . 46
4.5.1 General. 46
4.5.2 Wire rope drive systems . 47
4.5.3 Chain drive systems . 49
4.5.4 Lead screw drive systems . 50
4.5.5 Rack and pinion drive systems . 50
4.6 Work platform . 51
4.6.1 Levelling of the work platform . 51
4.6.2 Fall-off protection . 51
4.6.3 Fall-off protection at access points . 52
4.6.4 Floor of the work platform . 52
4.6.5 Guard rails or access gates designed by flexible elements . 52
4.6.6 Access to the work platform . 52
4.6.7 Protection of hands . 53
4.6.8 Particular means of control and communication from the work platform . 53
4.6.9 9 Limitation of movement . 53
4.6.10 Protection during transport . 53
4.6.11 Anchorages . 53
4.6.12 Vibrations at the work platform during operation . 54
4.6.13 Crushing protection at control panel . 55
4.6.14 Material of the work platform . 55
4.6.15 Exchangeable work platform. 55
4.7 Controls . 55
4.7.1 General. 55
4.7.2 Travelling controls on MEWPs of type 2 and type 3 . 55
4.7.3 Direction of movement . 56
4.7.4 Control positions. 56
4.7.5 Emergency stop . 56
4.7.6 Pilot and solenoid operated control valves . 56
4.7.7 Prevention of unexpected movements . 56
4.7.8 Auxiliary recovery . 56
4.7.9 Overriding . 57
4.8 Electrical equipment . 57
4.9 Hydraulic systems . 58
4.10 Hydraulic cylinders . 60
4.10.1 Structural design. 60
4.10.2 Load holding function . 64
4.11 Safety functions . 64
4.12 Noise . 67
4.12.1 General . 67
4.12.2 Noise determination and declaration . 67
5 Verification of the safety requirements and/or measures . 68
5.1 Examinations and tests . 68
5.1.1 General . 68
5.1.2 Design check . 68
5.1.3 Manufacturing check . 68
5.1.4 Tests . 69
5.2 Type tests of MEWPs . 77
5.3 Tests before placing on the market . 77
6 Information for use . 77
6.1 Accompanying documents . 77
6.1.1 Information . 77
6.1.2 Record provisions . 81
6.2 Marking . 81
Annex A (informative) List of significant hazards . 84
Annex B (informative) Use of MEWPs in wind speeds greater than 12,5 m/s (Beaufort-Scale)
................................................................................................................................................................... 88
Annex C (informative) Dynamic factors in stability and structural calculations . 89
C.1 Stability calculations .
...