SANS 50363-2003 Personal protective equipment against falls from a height - Fall arrest systems《防高空坠落的人员防护装置 防坠落系统》.pdf

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1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA

2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any

3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ICS 13.340.99 ISBN 0-626-14642-9 SANS 50363:2003 Edition 2 EN 363:2002 Edition 2 SOUTH AFRICAN NATIONAL STANDARD Personal protective equipment against fa

4、lls from a height Fall arrest systems This national standard is the identical implementation of EN 363:2002 and is adopted with the permission of CEN, rue de Stassart 36, B-1050 Brussels. Published by Standards South Africa 1 dr lategan road groenkloof ! private bag x191 pretoria 0001 tel: 012 428 7

5、911 fax: 012 344 1568 international code + 27 12 www.stansa.co.za Standards South Africa 2003 SANS 50363:2003 Edition 2 EN 363:2002 Edition 2 Table of changes Change No. Date Scope National foreword This South African standard was approved by National Committee STANSA SC 5120.11B, Fall arrest system

6、s, in accordance with procedures of Standards South Africa, in compliance with annex 3 of the WTO/TBT agreement. This edition cancels and replaces the first edition (SABS EN 363:1992). EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 363May 2002ICS 13.340.99 Supersedes EN 363:1992English versionPer

7、sonal protective equipment against falls from a height - Fallarrest systemsEquipement de protection individuelle contre les chutes dehauteur - Systmes darret des chutesPersnliche Schutzausrstung gegen Absturz -AuffangsystemeThis European Standard was approved by CEN on 15 March 2002.CEN members are

8、bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the

9、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 translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as th

10、e officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZAT

11、IONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2002 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 363:2002 EEN 363:2002 (E)2ContentspageForeword31 Scope 42 Term

12、s and definitions43 Examples of fall arrest systems .63.1 Fall arrest system with a retractable type fall arrester 63.2 Fall arrest system with a guided type fall arrester including a rigid anchor line73.3 Fall arrest system with a guided type fall arrester including a flexible anchor line .93.4 Fal

13、l arrest system with an energy absorber94 Requirements .104.1 Design and ergonomics 104.2 Components .11Annex ZA (informative) Clauses of this European Standard addressing essential requirements or otherprovisions of EU Directives .12Bibliography 13EN 363:2002 (E)3ForewordThis document EN 363:2002 h

14、as been prepared by Technical Committee CEN/TC 160 “Protection against fallsfrom a height including working belts“, the secretariat of which is held by DIN.This European Standard shall be given the status of a national standard, either by publication of an identical text orby endorsement, at the lat

15、est by November 2002, and conflicting national standards shall be withdrawn at the latestby November 2002.This document supersedes EN 363:1992. This new edition contains the old text of the standard and incorporatessome urgent amendments that are intended to give additional information and clarify i

16、nconsistencies. Acomprehensive revision of the standard will follow at a later stage.This document has been prepared under a mandate given to CEN by the European Commission and the EuropeanFree Trade Association, and supports essential requirements of EU Directive(s).For relationship with EU Directi

17、ve(s), see informative annex ZA, which is an integral part of this document.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland,France, Germ

18、any, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain,Sweden, Switzerland and the United Kingdom.EN 363:2002 (E)41 ScopeThis European Standard specifies the terminology and the general requirements for fall arrest systems which serveas personal protective equi

19、pment against falls from a height. This European Standard additionally describesexamples of how components or assemblies of components may be connected into a fall arrest system. Theseexamples should enable the purchaser or user to assemble all components in a correct manner and to build up afall ar

20、rest system.2 Terms and definitionsFor the purposes of this European Standard, the following terms and definitions apply.2.1elementpart of a component or a sub-system. Ropes, webbing, attachment elements, fittings and anchor lines areexamples of elements2.2componentpart of a system at a point of sal

21、e by the manufacturer, supplied with packaging, marking and information suppliedby the manufacturer. Body supports and lanyards are examples of components of systems2.3sub-systemassembly of elements and/or components making up a larger part of a system at a point of sale by themanufacturer, supplied

22、 with packaging, marking and information supplied by the manufacturer2.4fall arrest systempersonal protective equipment against falls from a height comprising a full body harness and a connecting sub-system for fall arrest purposes2.5personal protective equipment (PPE) against falls from a heightequ

23、ipment to secure a person to an anchor point in such a way that a fall from a height is either prevented or safelyarrested2.6full body harnessbody support primarily for fall arrest purposes, i. e. a component of a fall arrest system. The full body harness maycomprise straps, fittings, buckles or oth

24、er elements, suitably arranged and assembled to support the whole body ofa person and to restrain the wearer during a fall and after the arrest of a fall2.7primary straps/secondary strapsprimary straps are those straps of a full body harness which are intended by the manufacturer to support the body

25、or exert pressure on the body during the fall of a person and after the arrest of the fall. The other straps aresecondary straps2.8attachment elementspecific connecting point for components or sub-systemsEN 363:2002 (E)52.9retractable type fall arresterfall arrester with a self-locking function and

26、an automatic tensioning and return facility for the lanyard, i.e. theretractable lanyard. An energy dissipating function may be incorporated in the device itself or an energy absorbermay be incorporated in the retractable lanyard2.10guided type fall arresterfall arrester with a self-locking function

27、 and a guide facility. The guided type fall arrester travels along an anchor line,accompanies the user without requiring manual adjustment during upward or downward changes of position and locksautomatically on the anchor line when a fall occurs2.11guided type fall arrester including a rigid anchor

28、linesub-system consisting of a rigid anchor line, a self-locking guided type fall arrester which is attached to the rigidanchor line and a connector or a connector-terminated lanyard. An energy dissipating function may be installedbetween the fall arrester and the anchor line or an energy absorber m

29、ay be incorporated in the lanyard or in theanchor line2.12guided type fall arrester including a flexible anchor linesub-system consisting of a flexible anchor line, a self-locking guided type fall arrester which is attached to the flexibleanchor line and a connector or a connector-terminated. An ene

30、rgy dissipating function may be installed between thefall arrester and the anchor line or an energy absorber may be incorporated in the lanyard or in the anchor line2.13energy absorberelement or a component of a fall arrest system, which is designed to dissipate the kinetic energy developed during a

31、fall from a height2.14length of energy absorber including lanyardtotal length Ltin metres, from one load bearing point to the other load bearing point measured in an unloaded, but tautcondition of the energy absorber including lanyard2.15lanyardconnecting element or component of a fall arrest system

32、. A lanyard may be of synthetic fibre rope, wire rope, webbingor chain2.16length of lanyardlength Llin metres from one load bearing point to the other load bearing point measured in an unloaded, but tautcondition of the lanyard2.17retractable lanyardconnecting element of a retractable type fall arre

33、ster. A retractable lanyard may be of wire rope, webbing orsynthetic fibre rope and may be longer than 2 m2.18anchor lineconnecting element specified for a sub-system with a guided type fall arrester2.19rigid anchor lineconnecting element specified for a sub-system with a guided type fall arrester.

34、A rigid anchor line may be a rail or awire rope and is intended for securing to a structure in such a way that lateral movements of the line are limitedEN 363:2002 (E)62.20flexible anchor lineconnecting element specified for a sub-system with a guided type fall arrester. A flexible anchor line may b

35、e asynthetic fibre rope or a wire rope and is intended for securing to an upper anchor point2.21adjustment deviceelement of a lanyard to vary its length2.22terminationready-to-use end of a lanyard. A termination may be for instance a connector, a spliced eye or a sewn loop2.23attachment/detachment p

36、ointpoint on the anchor line where the guided type fall arrester can be fitted or detached2.24connectorconnecting element or component of a fall arrest system2.25braking forcemaximum force Fmaxin kilonewtons, measured at the anchor point or the anchor line during the braking period of thedynamic per

37、formance test2.26arrest distancevertical distance H in metres, measured at the mobile load bearing point of the connecting sub-system from the initialposition (onset of the free fall) to the final position (equilibrium after the arrest), excluding the displacements of the fullbody harness and its at

38、tachment element2.27horizontal distancehorizontal distance A in metres measured between the front side of the anchor line and the load bearing point of theconnector intended to be attached to the full body harness3 Examples of fall arrest systems3.1 Fall arrest system with a retractable type fall ar

39、resterAn example of a fall arrest system with a retractable type fall arrester is shown in Figure 1. An energy absorbermay be incorporated in the retractable lanyard, if the retractable type fall arrester does not have an energydissipating function. Retractable type fall arresters are specified in E

40、N 360.EN 363:2002 (E)7Key1 Anchor point2 Retractable type fall arrester3 Retractable lanyard4 Full body harnessFigure 1 - Example of a fall arrest system with a retractable type fall arrester3.2 Fall arrest system with a guided type fall arrester including a rigid anchor lineAn example of a fall arr

41、est system with a guided type fall arrester on a rigid anchor line is shown in Figure 2. Anenergy dissipating function may be installed between the fall arrester and the anchor line or an energy absorbermay be incorporated in the lanyard or in the anchor line. Guided type fall arresters including a

42、rigid anchor line arespecified in EN 353-1.EN 363:2002 (E)8Key1 Attachment/detachment point/end stop2 Rigid anchor line3 Bracket4 Guided type fall arrester5 Lanyard6 Full body harnessFigure 2 - Example of a fall arrest system with a guided type fall arrester including a rigid anchor lineEN 363:2002

43、(E)93.3 Fall arrest system with a guided type fall arrester including a flexible anchor lineAn example of a fall arrest system with a guided type fall arrester including a flexible anchor line is shown in Figure3. An energy dissipating function may be installed between the fall arrester and the anch

44、or line or an energyabsorber may be incorporated in the lanyard or in the anchor line. Guided type fall arresters including a flexibleanchor line are specified in EN 353-2.Key1 Anchor point2 Full body harness3 Energy absorber4 Lanyard5 Guided type fall arrester6 Flexible anchor line7 End stop, attac

45、hment weight or attached lower terminationFigure 3 - Example of a fall arrest system with a guided type fall arrester including a flexible anchor line3.4 Fall arrest system with an energy absorberAn example of a fall arrest system with an energy absorber is shown in Figure 4. The energy absorber can

46、 also belocated at the anchor point. Energy absorbers are specified in EN 355.EN 363:2002 (E)10Key1 Anchor point2 Lanyard3 Energy absorber4 Full body harnessFigure 4 - Example of a fall arrest system with an energy absorber4 Requirements4.1 Design and ergonomicsA fall arrest system shall be so desig

47、ned and manufactured:- that in the foreseeable conditions of use for which it is intended the user can perform the risk-relatedactivity normally while enjoying appropriate protection of the highest possible level;- as to preclude risks and other nuisance factors under foreseeable conditions of use;-

48、 as to facilitate correct positioning on the user and to remain in place for the foreseeable period of use,bearing in mind ambient factors, movements to be made and postures to be adopted. For this purpose, itshall be possible to optimize the adoption of a full body harness to user morphology by all

49、 appropriatemeans, such as adequate adjustment elements or the provision of an adequate size range;- that it is as light as possible without prejudicing design strength and efficiency;- as to become not incorrectly adjusted without the users knowledge under the foreseeable conditions ofuse;- that under the foreseeable conditions of use the vertical drop of the user is minimized to prevent collisionwith obstacles and the braking force does not, however, attain the threshold value at which physical injuryor the tearing or rupture of any component or element which might cause th