1、November 2015English price group 11No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 45.100!%GR5“2364718www.din.deDIN
2、 EN 1908Safety requirements for cableway installations designed to carry persons Tensioning devices;English version EN 1908:2015,English translation of DIN EN 1908:2015-11Sicherheitsanforderungen an Seilbahnen fr den Personenverkehr Spanneinrichtungen;Englische Fassung EN 1908:2015,Englische bersetz
3、ung von DIN EN 1908:2015-11Prescriptions de scurit pour les installations cbles transportant des personnes Dispositifs de mise en tension;Version anglaise EN 1908:2015,Traduction anglaise de DIN EN 1908:2015-11SupersedesDIN EN 1908:2005-06www.beuth.deDTranslation by DIN-Sprachendienst.In case of dou
4、bt, the German-language original shall be considered authoritative.Document comprises 19 pages10.15 DIN EN 1908:2015-11 2 A comma is used as the decimal marker. National foreword This standard includes safety requirements. This document (EN 1908:2015) has been prepared by Technical Committee CEN/TC
5、242 “Safety requirements for passenger transportation by rope” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was the DIN-Normenausschuss Fahrweg und Schienenfahrzeuge (DIN Standards Committee Railway), Working Committee NA 087-00-16 AA Seil-bahnen. Amendments
6、This standard differs from DIN EN 1908:2005-06 as follows: a) Clause 1 has been supplemented with regard to the safety of workers; b) terms and definitions have been removed from Clause 3, as the reference to EN 1907 is sufficient; c) 5.2.1.1 c) and 5.2.1.1. d) have been deleted; a reference to EN 1
7、2930 has been added; d) in 5.2.3.5 the position of the stops has been stated more precisely; e) 5.3.3.1 has been revised in terms of content and structure; f) 8.2.3 has been shortened; reference has been made to EN 12930 and EN 12929-1 for technical requirements; g) 8.2.4 of EN 1908:2004 has been de
8、leted; h) Annex ZA has been revised. Previous editions DIN EN 1908: 2005-06 EN 1908July 2015 ICS 45.100 Supersedes EN 1908:2004English VersionSafety requirements for cableway installations designed to carrypersons - Tensioning devicesPrescriptions de scurit pour les installations cbles transportant
9、des personnes - Dispositifs de mise en tensionSicherheitsanforderungen an Seilbahnen fr den Personenverkehr - Spanneinrichtungen This European Standard was approved by CEN on 18 November 2014. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions fo
10、r 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 thre
11、e 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 bod
12、ies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, S
13、pain, Sweden, Switzerland, Turkey andUnited Kingdom. CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1908:2015 EEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEU
14、ROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGContents Page Foreword 4 1 Scope 6 2 Normative references 6 4 General requirements 7 4.1 Application of this standard .7 4.2 Safety principles 7 4.2.1 General 7 4.2.2 Hazard scenarios .7 4.2.3 Safety meas
15、ures 7 5 General requirements for tensioning devices 8 5.1 Purpose of tensioning devices .8 5.2 Travel 8 5.2.1 Dimensioning .8 5.2.2 Free movement 8 5.2.3 Limits 8 5.2.4 Display 9 5.3 End fixings 9 5.3.1 General 9 5.3.2 Socket end fixings .9 5.3.3 Anchor drum 9 5.3.4 Dimensioning 10 5.3.5 Other rope
16、 end fixings . 10 5.4 Guides 10 5.4.1 Counterweights . 10 5.4.2 Tension carriages . 10 5.5 Unloading devices for tensioning devices . 10 6 Requirements for counterweight tensioning devices . 10 6.1 Tension force deflection systems . 10 6.1.1 Tension sheaves . 10 6.1.2 Roller chains and deflection sh
17、eaves for track ropes 11 6.1.3 Other deflection devices 11 6.2 Counterweight travel areas 11 6.3 Counterweights . 11 6.4 Damping devices 12 7 General requirements for hydraulic installations 12 8 Requirements for hydraulic tensioning systems 13 8.1 Constructional devices 13 8.2 Maintaining and monit
18、oring limiting values of nominal tension . 14 9 Requirements for fixed tensioning devices . 14 9.1 Testing the rope tension 14 9.2 Adjustment of rope tension . 14 9.3 Dimensioning the connection parts 14 10 Requirements for other tensioning devices 15 11 Requirements for ski-tow tensioning devices .
19、 15 11.1 General . 15 11.2 Specific requirements 15 2DIN EN 1908:2015-11EN 1908:2015 (E)12 Materials and permissible stresses . 16 13 Accident prevention and protection of workers 16 Annex ZA (informative) Relationship between this European Standard and the essential requirements of the EU Directive
20、 2000/9/EC relating to cableway installations designed to carry persons . 17 3DIN EN 1908:2015-11EN 1908:2015 (E)Foreword This document (EN 1908:2015) has been prepared by Technical Committee CEN/TC 242 “Safety requirements for passenger transportation by rope”, the secretariat of which is held by A
21、FNOR. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by January 2016, and any conflicting national standards shall be withdrawn at the latest by January 2016. Attention is drawn to the possibility t
22、hat some of the elements of this document may be the subject of patent rights CEN and/or CENELEC shall not be responsible for identifying any or all such patent rights. This document supersedes EN 1908:2004. This document has been prepared under a mandate given to CEN by the European Commission and
23、the European Free Trade Association, and supports essential requirements of EU Directive 2000/9/EG. For the relationship with EU Directive 2000/9/EG, see informative Annex ZA, which is an integral part of this document. The main changes with respect to EN 1908:2004 are listed below: Clause 1 has bee
24、n supplemented with regard to the safety of workers. Terms and definitions have been removed in Clause 3, as the reference to EN 1907 is sufficient. 5.2.1.1 c) and 5.2.1.1. d) have been deleted. A reference to EN 12930 has been added. The position of the stops in 5.2.3.5 has been stated more precise
25、ly. 5.3.3.1 has been reviewed in terms of content and structure. 8.2.3 has been shortened. Reference has been made to EN 12930 and EN 12929-1 for technical requirements. 8.2.4 of EN 1908:2004 has been deleted. The Annex ZA has been revised. This European Standard is part of a series of standards rel
26、ating to safety requirements on cableway installations designed for passenger transport. This series of standards consists of the following standards: EN 1907, relating to Terminology EN 12929 (all parts), relating to General requirements EN 12930, relating to Calculations EN 12927 (all parts), rela
27、ting to Cables EN 1908 relating to Tensioning devices 4DIN EN 1908:2015-11EN 1908:2015 (E) EN 13223, relating to Drive systems and other mechanical equipment EN 13796 (all parts), relating to Carriers EN 13243, relating to Electrical equipment other than for drive systems EN 13107, relating to Struc
28、tures EN 1709, relating to Pre-commissioning inspection, maintenance, operational inspections and checks EN 1909, relating to Recovery and evacuation EN 12397, relating to Operation EN 12408, relating to Quality assurance Together these form a series of standards regarding design, manufacture, erect
29、ion, maintenance and operation of all installations for cableway installations designed for passenger transport. In respect of ski-tows, the drafting of this document has been guided by the works of the International Organisation for Transportation by Rope (OITAF). In accordance with CEN-CENELEC Int
30、ernal Regulations, the national standards institutes of the countries listed below are required to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuani
31、a, Luxembourg, FYR Macedonia, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, and the United Kingdom. 5DIN EN 1908:2015-11EN 1908:2015 (E)1 Scope This European Standard specifies the safety requirements applicable on the tensioning d
32、evices for cableway installations designed to carry persons. This document is applicable to the various types of cableway installation and takes into account their environment. This document applies to the design, manufacture, installation, maintenance and operation of rope tensioning devices and an
33、chorages of cableway installations designed to carry persons. It also includes requirements relating to accident prevention and to the protection of workers irrespective of the application of national regulations. National regulations of a construction or regulatory nature or those which serve to pr
34、otect specific groups of persons remain unaffected. This European Standard does not apply to cableway installations intended for the transport of goods nor to lifts. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable
35、 for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 1709, Safety requirements for cableway installations designed to carry persons Precommissioning inspection, mainten
36、ance and operational inspection and checks EN 1907, Safety requirements for cableway installations designed to carry persons Terminology EN 1909, Safety requirements for cableway installations designed to carry persons Recovery and evacuation EN 12397, Safety requirements for cableway installations
37、designed to carry persons Operation EN 12408, Safety requirements for cableway installations designed to carry persons Quality control EN 12927 (all parts), Safety requirements for cableway installations designed to carry persons Ropes EN 12929 (all parts), Safety requirements for cableway installat
38、ions designed to carry persons General requirements EN 12930, Safety requirements for cableway installations designed to carry persons Calculations EN 13107, Safety requirements for cableway installations designed to carry persons Civil engineering works EN 13223, Safety requirements for cableway in
39、stallations designed to carry persons Drive systems and other mechanical equipment EN 13243, Safety requirements for cableway installations designed to carry persons Electrical equipment other than for drive systems EN 13796 (all parts), Safety requirements for cableway installations designed to car
40、ry persons Carriers EN ISO 4413, Hydraulic fluid power - General rules and safety requirements for systems and their components (ISO 4413) 6DIN EN 1908:2015-11EN 1908:2015 (E)3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 1907 and the following apply
41、. 3.1 travel the distance available for the moving part of a tensioning device to absorb variations in the length and sag of a rope under tension 3.2 fixed tensioning device tensioning device for ropes whose tension cannot be adjusted during operation 4 General requirements 4.1 Application of this s
42、tandard The requirements of this document apply to all cableway installations along with the requirements of standards EN 1709, EN 1909, EN 12397, EN 12408, EN 12927 (all parts), EN 12929 (all parts), EN 12930, EN 13107, EN 13223, EN 13243, and EN 13796 (all parts). 4.2 Safety principles 4.2.1 Gener
43、al The safety principles set out in EN 12929-1 apply. In addition, the following hazard scenarios and safety measures relative to the scope of this document are to be taken into consideration. 4.2.2 Hazard scenarios The following events may lead to hazardous situations which may be avoided or limite
44、d by the safety requirements of this document: 1) exceeding permissible rope tension forces and rope lengths; 2) exceeding permissible pressure limits in a hydraulic tensioning device; 3) affecting the free movement of ropes; 4) jamming, wedging or incorrect positioning of the moving parts of a tens
45、ioning device; 5) deterioration or failure of the components of a tensioning device due to wear, corrosion or fatigue; 6) failure of components in a tensioning device as a result of incorrect dimensioning; 7) hazards which a tensioning device can present for persons in access and work areas; 8) fore
46、seeable misconduct of personnel (passengers, operating personnel, third parties). 4.2.3 Safety measures The following safety measures shall be taken to eliminate the hazard scenarios listed under 4.2.2: ensure that rope tensions are maintained within permissible limits; 7DIN EN 1908:2015-11EN 1908:2
47、015 (E) prevent or avert the failure of safety-related mechanical and hydraulic components as well as force and pressure measurement systems; prevent and detect the malfunction of tensioning devices; protect persons against the risk of falling or of contact with moving parts of tensioning devices; p
48、revent non-permissible load conditions in the event of a tensioning device failure. 5 General requirements for tensioning devices 5.1 Purpose of tensioning devices Tensioning devices shall maintain the tension in a rope within pre-established permissible limits. 5.2 Travel 5.2.1 Dimensioning 5.2.1.1
49、 The travel of a tensioning device shall be calculated in accordance with the requirements of EN 12930. The following shall be taken into consideration in the calculations: a) the variation in length of the ropes to be tensioned at a temperature difference of 60 C, unless the climatic conditions at the site of the installation require a greater temperature difference to be considered; b) a permanent rope elongatio
