Safety rules for the construction and installation of lifts - Examinations and tests - Part 50: Design rules, calculations, examinations and tests of lift components

This standard specifies the design rules, calculations, examinations and tests of lift components which are referred to by other standards used for the design of passenger lifts, goods passenger lifts, goods only lifts, and other similar types of lifting appliances.

Sicherheitsregeln für die Konstruktion und den Einbau von Aufzügen - Prüfungen - Teil 50: Konstruktionsregeln, Berechnungen und Prüfungen von Aufzugskomponenten

Dieses Dokument legt Konstruktionsregeln, Berechnungen und Prüfungen von Aufzugskomponenten fest, auf die in anderen Normen, die für die Konstruktion von Personenaufzügen, Lastenaufzügen, Güteraufzügen und anderen vergleichbaren Hubeinrichtungen herangezogen werden, verwiesen wird..

Règles de sécurité pour la construction et l'installation des élévateurs - Examens et essais - Partie 50 : Règles de conception, calculs, examens et essais des composants pour élévateurs

La présente norme spécifie les règles de conception, calculs, examens et essais des composants pour élévateurs, dont les prescriptions sont spécifiées dans d'autres normes utilisées pour la conception des ascenseurs, ascenseurs de charge, monte-charge et autres type similaires d'installations d'élévateurs.

Varnostna pravila za konstruiranje in vgradnjo dvigal (liftov) - Pregledi in preskusi - 50. del: Pravila konstruiranja, izračuni, pregledi in preskusi sestavnih delov dvigal

General Information

Status
Published
Publication Date
18-Feb-2020
Withdrawal Date
27-Feb-2022
Current Stage
6060 - Definitive text made available (DAV) - Publishing
Start Date
19-Feb-2020
Due Date
05-Nov-2019
Completion Date
19-Feb-2020

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SLOVENSKI STANDARD
01-julij-2020
Nadomešča:
SIST EN 81-50:2014
Varnostna pravila za konstruiranje in vgradnjo dvigal (liftov) - Pregledi in preskusi
- 50. del: Pravila konstruiranja, izračuni, pregledi in preskusi sestavnih delov
dvigal
Safety rules for the construction and installation of lifts - Examinations and tests - Part
50: Design rules, calculations, examinations and tests of lift components
Sicherheitsregeln für die Konstruktion und den Einbau von Aufzügen - Prüfungen - Teil
50: Konstruktionsregeln, Berechnungen und Prüfungen von Aufzugskomponenten
Règles de sécurité pour la construction et l'installation des élévateurs - Examens et
essais - Partie 50 : Règles de conception, calculs, examens et essais des composants
pour élévateurs
Ta slovenski standard je istoveten z: EN 81-50:2020
ICS:
91.140.90 Dvigala. Tekoče stopnice Lifts. Escalators
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 81-50
EUROPEAN STANDARD
NORME EUROPÉENNE
February 2020
EUROPÄISCHE NORM
ICS 91.140.90 Supersedes EN 81-50:2014
English Version
Safety rules for the construction and installation of lifts -
Examinations and tests - Part 50: Design rules,
calculations, examinations and tests of lift components
Règles de sécurité pour la construction et l'installation Sicherheitsregeln für die Konstruktion und den Einbau
des élévateurs - Examens et essais - Partie 50 : Règles von Aufzügen - Prüfungen - Teil 50:
de conception, calculs, examens et essais des Konstruktionsregeln, Berechnungen und Prüfungen
composants pour élévateurs von Aufzugskomponenten
This European Standard was approved by CEN on 1 December 2019.

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. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists 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, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 81-50:2020 E
worldwide for CEN national Members.

Contents Page
European foreword . 5
Introduction . 7
1 Scope . 8
2 Normative references . 8
3 Terms and definitions . 9
4 List of significant hazards . 9
5 Design rules, calculations, examinations and tests . 11
5.1 General provisions for type examinations of safety components . 11
5.1.1 Object and extent of the tests . 11
5.1.2 General provisions . 11
5.2 Type examination of landing and car door locking devices . 12
5.2.1 General provisions . 12
5.2.2 Examination and tests . 12
5.2.3 Test particular to certain types of locking devices . 15
5.2.4 Type examination certificate . 15
5.3 Type examination of safety gear . 15
5.3.1 General provisions . 15
5.3.2 Instantaneous safety gear . 16
5.3.3 Progressive safety gear . 18
5.3.4 Comments . 21
5.3.5 Type examination certificate . 21
5.4 Type examination of overspeed governors . 22
5.4.1 General provisions . 22
5.4.2 Check on the characteristics of the overspeed governor . 22
5.4.3 Type examination certificate . 23
5.5 Type examination of buffers . 23
5.5.1 General provisions . 23
5.5.2 Samples to be submitted . 24
5.5.3 Test . 24
5.5.4 Type examination certificate . 27
5.6 Type examination of safety circuits containing electronic components and/or
programmable electronic systems (PESSRAL) . 28
5.6.1 General provisions . 28
5.6.2 Test samples . 28
5.6.3 Tests . 29
5.6.4 Type examination certificate . 30
5.7 Type examination of ascending car overspeed protection means . 31
5.7.1 General provisions . 31
5.7.2 Statement and test sample . 31
5.7.3 Test . 32
5.7.4 Possible modification to the adjustments . 33
5.7.5 Test report . 33
5.7.6 Type examination certificate . 33
5.8 Type examination of unintended car movement protection means . 34
5.8.1 General provisions . 34
5.8.2 Statement and test sample . 34
5.8.3 Test . 35
5.8.4 Possible modification to the adjustments . 37
5.8.5 Test report . 37
5.8.6 Type examination certificate . 37
5.9 Type examination of rupture valve/one-way restrictor . 37
5.9.1 General provisions . 37
5.10 Guide rails calculation . 42
5.10.1 Range of calculation . 42
5.10.2 Bending . 42
5.10.3 Buckling . 43
5.10.4 Combination of bending and compression/tension or buckling stresses . 44
5.10.5 Flange bending . 45
5.10.6 Deflections . 46
5.11 Evaluation of traction . 46
5.11.1 Introduction . 46
5.11.2 Traction calculation . 47
5.11.3 Fomulae for a general case . 51
5.12 Evaluation of safety factor on suspension ropes for electric lifts . 54
5.12.1 General . 54
5.12.2 Equivalent number N of pulleys . 54
equiv
5.12.3 Safety factor . 56
5.13 Calculations of rams, cylinders, rigid pipes and fittings . 58
5.13.1 Calculation against over pressure . 58
5.13.2 Calculations of the jacks against buckling . 59
5.14 Pendulum shock tests . 64
5.14.1 General . 64
5.14.2 Test rig . 64
5.14.3 Tests . 64
5.14.4 Interpretation of the results . 65
5.14.5 Test report . 65
5.15 Electronic components - Failure exclusion .
...

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