1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationBS EN 15151-2:2012Mountaineering equipment Braking devicesPart 2: Manual braking devices, safetyrequirements and test methodsBS EN 15151-2:2012 BRITISH STANDARDNational forewordT
2、his British Standard is the UK implementation of EN 15151-2:2012.The UK participation in its preparation was entrusted to TechnicalCommittee SW/136/5, Sports, Playground and other RecreationalEquipment - Mountaineering Equipment.A list of organizations represented on this committee can beobtained on
3、 request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication. The British Standards Institution 2012. Published by BSI StandardsLimited 2012ISBN 978 0 580 70902 9ICS 97.220.40Compliance with a Briti
4、sh Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 August 2012.Amendments issued since publicationDate Text affectedBS EN 15151-2:2012EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN
5、 15151-2 August 2012 ICS 97.220.40 English Version Mountaineering equipment - Braking devices - Part 2: Manual braking devices, safety requirements and test methods Equipement dalpinisme et descalade - Dispositifs de freinage - Partie 2: Dispositifs de freinage manuels, exigences de scurit et mthode
6、s dessai Bergsteigerausrstung - Bremsgerte - Teil 2: Manuelle Bremsgerte, sicherheitstechnische Anforderungen und Prfverfahren This European Standard was approved by CEN on 30 June 2012. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for givi
7、ng 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 offi
8、cial 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
9、 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, Spain,
10、Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN nation
11、al Members. Ref. No. EN 15151-2:2012: EBS EN 15151-2:2012EN 15151-2:2012 (E) 2 Contents Page Foreword 31 Scope 42 Normative references 43 Terms and definitions .44 Classification 54.1 General 54.2 Manual braking devices 55 Safety requirements 55.1 General 55.2 Static strength 65.3 Static strength wh
12、en used as a belay anchor .76 Test methods 76.1 General 76.2 Test conditions 76.3 Sampling .76.4 Design .76.5 Static strength 86.6 Static strength of the additional attachment 97 Marking .98 Information supplied by the manufacturer 10Annex A (informative) Standards on mountaineering equipment . 12Bi
13、bliography . 13BS EN 15151-2:2012EN 15151-2:2012 (E) 3 Foreword This document (EN 15151-2:2012) has been prepared by Technical Committee CEN/TC 136 “Sports, playground and other recreational facilities and equipment”, the secretariat of which is held by DIN. This European Standard shall be given the
14、 status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2013, and conflicting national standards shall be withdrawn at the latest by February 2013. Attention is drawn to the possibility that some of the elements of this document may be
15、the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This European Standard EN 15151 “Mountaineering equipment - Braking devices“ consists of: Part 1: Braking devices with assisted locking, safety requirements and test methods;
16、 Part 2: Manual braking devices, safety requirements and test methods. This standard is one of a package of standards for mountaineering equipment (see Annex A). According to the CEN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement
17、this European Standard: 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, Slov
18、akia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 15151-2:2012EN 15151-2:2012 (E) 4 1 Scope This European Standard specifies safety requirements and test methods for manual braking devices used in mountaineering, climbing and related activities for belaying and abseili
19、ng, with only manual control, to protect against falls from a height. This European Standard applies to braking devices which are loaded with one person and which use mountaineering ropes according to EN 892. In case of abseiling and lowering down this standard also applies to braking devices, used
20、with low stretch kernmantel ropes according to EN 1891. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest
21、 edition of the referenced document (including any amendments) applies. EN 892, Mountaineering equipment Dynamic mountaineering ropes Safety requirements and test methods EN 1891, Personal protective equipment for the prevention of falls from a height Low stretch kernmantel ropes EN 15151-1:2012, Mo
22、untaineering equipment Braking devices Part 1: braking devices with manually assisted locking, safety requirements and test methods3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 braking device mechanical device which generates forces on the
23、rope, to oppose movement of the rope through the device 3.2 manual braking device device controlled by hand force applied to the free end of the rope, that produces a magnified force in the active rope in a continuous and reversible manner, such that when the force in the free end of the rope is red
24、uced to zero, the braking effect becomes negligibly small 3.3 attachment point any system which is required and intended for the attachment of a connector according to the information supplied by the manufacturer Note 1 to entry: For information on connectors, see EN 12275 or EN 362. 3.4 function to
25、 adjust the friction inherent characteristic of the device that allows the friction to be changed BS EN 15151-2:2012EN 15151-2:2012 (E) 5 4 Classification 4.1 General Figure 1 gives the classification of braking devices used in mountaineering, climbing and related activities. Manual braking devices
26、are classified according to 4.2. Braking devices with manually assisted locking are defined in EN 15151-1:2012, 4.2. Key A abseiling B belaying Figure 1 Classification of braking devices 4.2 Manual braking devices 4.2.1 Type 1: devices for abseiling without a function to adjust the friction; 4.2.2 T
27、ype 2: devices for belaying and abseiling without a function to adjust the friction; 4.2.3 Type 3: devices for abseiling with a function to adjust the friction; 4.2.4 Type 4: devices for belaying and abseiling with a function to adjust the friction. 5 Safety requirements 5.1 General 5.1.1 An overvie
28、w of the requirements related to the various types of manual braking device is given in BS EN 15151-2:2012EN 15151-2:2012 (E) 6 Table 1. Requirements for braking devices with manually assisted locking are given in EN 15151-1:2012. Table 1 Overview of requirements related to various types of manual b
29、raking devices Clause Requirements Rope diameter/ type of rope Type 1 Type 2 Type 3 Type 4 5.1 General x x x x 5.2 Static strength Minimum/maximum EN 892 and/or EN 1891 x x x x 5.1.2 If a braking device has an attachment point, it shall be capable of accommodating a bar of a diameter of ( )1,0013+mm
30、. The edges of all openings shall be at least as in Figure 2. Dimensions in millimetres a) bevelled edges b) rounded edges Figure 2 Edges of openings 5.1.3 Braking devices shall not have any sharp or rough edges that may cut, abrade or otherwise damage ropes or cause injury to the user. 5.1.4 When i
31、n use as described in the information supplied by the manufacturer the braking device shall function to prevent the rope being detached without at least two consecutive deliberate manual actions. 5.1.5 Braking devices shall be designed to operate with ropes in the diameter range as specified in the
32、information supplied by the manufacturer. 5.2 Static strength When tested in accordance with 6.5, the test shall be carried out with ropes of the minimum diameter of each type of rope specified in the manufacturers instructions for use. The braking device shall withstand a force of ( )5,007+kN for s
33、ingle ropes and twin ropes (two strands) and ( )5,005+kN for half ropes (one strand), applied to each attachment point of the device for (5060+) s and shall not release the loaded rope. BS EN 15151-2:2012EN 15151-2:2012 (E) 7 The test shall be repeated with ropes of the maximum diameter of each type
34、 of rope specified in the manufacturers instructions for use. If the device is intended for use with half or twin ropes, it shall be tested with two strands. If the instructions for use supplied by the manufacturer states that the device has different positions of functioning, each position shall be
35、 tested. If the braking device has an additional attachment to be placed on an anchor for belaying and blocking a second climber, test according to 6.6 with one strand of ropes of the minimum diameter of rope specified in the manufacturers instructions for use. The braking device shall withstand a f
36、orce of ( )5,008+kN for (5060+) s and shall not release the loop of rope. 5.3 Static strength when used as a belay anchor : If the braking device is intended for use as a direct belay anchor, it shall be tested in accordance with 6.6.2 with one strand of rope of the minimum diameter as specified in
37、the instructions for use. The braking device shall withstand ( )5,008+kN for (5060+) s and shall not release the loop of rope. The test shall be repeated with the ropes of the maximum diameter of rope specified in the manufacturers instructions for use. The test shall be repeated for each possible p
38、osition of functioning described in the manufacturers instructions for use. 6 Test methods 6.1 General The braking device shall be tested in all configurations of use as specified in the information supplied by the manufacturer. 6.2 Test conditions Carry out the tests at a temperature of (23 5) C. 6
39、.3 Sampling Use a new rope for each test. Use a new braking device for each of the tests specified in 6.5. 6.4 Design 6.4.1 Determine the dimension of the attachment point (see 5.1.2) by measuring with a bar of ( )1,0013+mm diameter. 6.4.2 This test method shall apply to all types of braking devices
40、. Confirm by reference to appropriate documentation accompanying the braking device and rope(s) and by normal or corrected vision and/or tactile examination and operation of the braking device and the rope(s) that they conform to 5.1.3 and 5.1.4. Dismantle the braking device if necessary to examine
41、internal components. BS EN 15151-2:2012EN 15151-2:2012 (E) 8 6.5 Static strength 6.5.1 Apparatus The test apparatus is shown in Figure 3. Dimensions in millimetres Key 1 pulling device 2 load cell 3 braking device 4 rope 5 fixed attachment point of the rope 6 swivelling anchor point F force Figure 3
42、 Apparatus for testing static strength of manual braking devices 6.5.2 Procedure Attach the braking device to the rope in accordance with the information supplied by the manufacturer. Connect the attachment point with a swivelling anchor point. Attach the incoming end of the rope at an angle of (30
43、5) in direction of tension (see Figure 3). In order to measure (300 15) mm, apply a force sufficient BS EN 15151-2:2012EN 15151-2:2012 (E) 9 to keep the device in stable position. Apply the force according to 5.2 within 1 min to 2 min to the outgoing end of the rope and keep it for 1 min. 6.6 Static
44、 strength of the additional attachment 6.6.1 Apparatus Key 1 pulling device 2 load cell 3 braking device 4 10 mm pin 5 loop of rope 6 anchor point F force Figure 4 Apparatus for testing static strength of the additional attachment 6.6.2 Procedure Attach the braking device with the additional attachm
45、ent to the test machine. Attach the braking device as intended for belaying the second climber on stance to a loop of rope in accordance with the information supplied by the manufacturer. If a karabiner is required, use a 10 mm diameter pin. Connect the loop of rope to the test machine. Apply a forc
46、e according to 5.2 within 1 min to 2 min to the outgoing end of the rope and maintain it for 1 min. 7 Marking Braking devices shall be marked clearly, indelibly and durably, including at least the following: a) name of the manufacturer or its authorized representative in the Community; NOTE For a de
47、finition of manufacturer and authorized representative see Regulation 765/2008. b) the number of this European Standard, EN 15151-2; BS EN 15151-2:2012EN 15151-2:2012 (E) 10 c) model identifier (if several models are marketed by the manufacturer); d) minimum and maximum diameters of the rope(s), in
48、millimetres, to one decimal place; e) the following pictogram, instructing the user to see the information supplied by the manufacturer; Figure 5 f) visual indication of correct placement of the rope. 8 Information supplied by the manufacturer The manual braking device shall be supplied with an expl
49、anatory leaflet, written in at least the official language(s) of the state of destination within the European Union (EU) and European Economic Area (EEA) containing at least the following items: a) name and address of the manufacturer or its representative in the Community; b) number of this European Standard, i.e. EN 15151-2; c) definition of the braking device according to the classification in 4.2; d) description of the devices characteristics an
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