1、November 2008DEUTSCHE NORM English price group 11No part of this standard 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 13.340.60!$Rx%“147850
2、2www.din.deDDIN EN 813Personal fall protection equipment Sit harnessesEnglish version of DIN EN 813:2008-11Persnliche Absturzschutzausrstung SitzgurteEnglische Fassung DIN EN 813:2008-11SupersedesDIN EN 813:1997-04www.beuth.deDocument comprises 19 pagesDIN EN 813:2008-11 2 Start of validity This sta
3、ndard takes effect on 1 November 2008. National foreword This standard includes safety requirements. This standard has been prepared by Technical Committee CEN/TC 160 “Protection against falls from a height including working belts” (Secretariat: DIN, Germany). The responsible German body involved in
4、 its preparation was the Normenausschuss Persnliche Schutzaus-rstung (Personal Protective Equipment Standards Committee), Technical Committee NA 075-03-01 AA Persnliche Schutzausrstung gegen Absturz. Amendments This standard differs from DIN EN 813:1997-04 as follows: a) Terms and definitions have b
5、een modified, definitions for back support and maximum rated load have been added. b) Tolerances on physical values have been specified. c) Requirements on sit harnesses have been changed. d) Requirements on back support, accessibility and corrosion have been added. e) Test methods have been modifie
6、d. f) The marking and the information to be supplied by the manufacturer have been changed. g) Requirements on packaging have been added. h) An informative annex on safety precautions for the ergonomic test procedure has been added. Previous editions DIN EN 813: 1997-04 EUROPEAN STANDARDNORME EUROPE
7、NNEEUROPISCHE NORMEN 813August 2008ICS 13.340.60 Supersedes EN 813:1997 English VersionPersonal fall protection equipment - Sit harnessesEquipement de protection individuelle pour la prventioncontre les chutes de hauteur - Ceintures cuissardesPersnliche Absturzschutzausrstung - SitzgurteThis Europea
8、n Standard was approved by CEN on 4 July 2008.CEN members are 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
9、 such nationalstandards may be obtained on application to the CEN 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 langua
10、ge and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxemb
11、ourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2008 CEN All rights o
12、f exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 813:2008: E2 Contents Page Foreword3 1 Scope 4 2 Normative references 4 3 Terms and definitions .4 4 Requirements.5 5 Test methods8 6 Marking .14 7 Information supplied by the manufacturer .14 8 Packag
13、ing .14 Requirements of EU Directive 89/686/EEC17 Figures Figure 1 Examples of sit harnesses and elements 6 Figure 2 Example of a sit harness design with typical load bearing parts exerting pressure to the body indicated (by arrows). 7 Figure 3 Bowline knot. 10 Figure 4 Lanyard for dynamic strength
14、test. 11 Figure 5 Dynamic strength test . 12 Figure 6 Static strength test. 13 edition of this European Standard.16 Annex B (informative) Significant technical changes between this document and the previous Annex ZA (informative) Relationship between this European Standard and the Essential Annex A
15、(informative) Safety precautions for the ergonomic test procedure of a sit harness.15 EN 813:2008 (E) DIN EN 813:2008-11EN 813:2008 (E) 3 Foreword This document (EN 813:2008) has been prepared by Technical Committee CEN/TC 160 “Protection against falls from a height including working belts”, the sec
16、retariat 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 or by endorsement, at the latest by February 2009, and conflicting national standards shall be withdrawn at the latest by February 2009. Attention is
17、drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 813:1997. This document has been prepared under a mandate given to CEN
18、by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive 89/686/EEC. Annex B provides details of significant technical changes between this European Standard and the previous edition EN 813:1997. For relationship with EU Directive(s), se
19、e informative Annex ZA, which is an integral part of this document. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia,
20、Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. DIN EN 813:2008-11EN 813:2008 (E) 4 1 Scope This European Standard specifie
21、s requirements, testing, marking and information to be supplied by the manufacturer for sit harnesses to be used in restraint, work positioning and rope access systems, where a low point of attachment is required. Sit harnesses are not suitable to be used for fall arrest purposes. 2 Normative refere
22、nces The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 358, Personal protective equipment for wo
23、rk positioning and prevention of falls from a height Belts for work positioning and restraint and work positioning lanyards EN 363:2008, Personal fall protection equipment Personal fall protection systems EN 364:1992, Personal protective equipment against falls from a height Test methods EN 365, Per
24、sonal protective equipment against falls from a height General requirements for instructions for use, maintenance, periodic examination, repair, marking and packaging EN 892, Mountaineering equipment Dynamic mountaineering ropes Safety requirements and test methods EN ISO 9227, Corrosion tests in ar
25、tificial atmospheres Salt spray tests (ISO 9227:2006) 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 363:2008, and the following apply. 3.1 element part of a component NOTE Webbing, attachment elements and fittings are examples of elements. 3.2 compo
26、nent part of a system at a point of sale by the manufacturer, supplied with packaging, marking and instructions for use NOTE A sit harness is an example of a component of a system. 3.3 fastening and adjustment element device which enables the sit harness to be fastened and allows adjustment to be ma
27、de to meet the fitting requirements of the wearer NOTE A buckle is an example of a fastening and adjustment element. 3.4 attachment element part or parts of the sit harness intended for the load bearing connection to other components DIN EN 813:2008-11EN 813:2008 (E) 5 3.5 attachment point specific
28、connecting point on the sit harness for the load bearing connection to other components, consisting of one or more attachment elements 3.6 sit harness arrangement of straps, fittings, buckles, back supports or other elements in the form of a waist belt with a ventral attachment point and connecting
29、support encircling each leg suitably arranged so that a conscious person can be supported in a sitting position NOTE 1 Sit harnesses may be fitted with shoulder straps. NOTE 2 A sit harness may be incorporated into a garment or in a full body harness. 3.7 load bearing parts parts of the sit harness
30、intended to transmit forces NOTE 1 Attachment elements, leg loops and waist belts are examples of load bearing parts. NOTE 2 Accessory parts and clothing are examples of non-load bearing parts. 3.8 back support part of the sit harness intended to give physical support to the lower back of the wearer
31、 3.9 maximum rated load (for the sit harness) maximum mass of a person or persons, including tools and equipment, to be used with the sit harness, as specified by the manufacturer NOTE Maximum rated load is expressed in kilograms. 4 Requirements 4.1 Ergonomics When tested in accordance with 5.3.1, t
32、he sit harness shall be shown to: a) be capable of adjustment to enable correct positioning on the user; b) be able to support the user in an upright sitting position while in suspension; c) allow the person wearing the sit harness to undertake a specified range of movements without undue discomfort
33、; d) consist of metal fittings with no contact with the groin, the inside of the thighs, the armpits or the small of the back; e) remain correctly adjusted. DIN EN 813:2008-11 EN 813:2008 (E) 6 Key 1 attachment point (consisting of two attachment elements) 2 straps connecting leg loops to waist belt
34、 3 leg loop 4 waist belt 5 fastening and adjustment element 6 back support Figure 1 Examples of sit harnesses and elements 4.2 Design, materials and construction 4.2.1 Materials 4.2.1.1 When checked in accordance with 5.3.2.1, webbing and sewing threads shall be known to be made from virgin filament
35、 or multifilament synthetic fibres suitable for their intended use and the breaking tenacity of the synthetic fibres shall be known to be at least 0,6 N/tex. NOTE Polyamide and polyester are typical examples of materials considered suitable for normal use. However, other materials can be more approp
36、riate in certain circumstances. 4.2.1.2 When checked in accordance with 5.3.2.2, thread used for sewing shall be known to be physically compatible in its mechanical properties with the webbing and the shade of thread shall be such as to contrast with the shade of the webbing to facilitate visual ins
37、pection. 4.2.2 Attachment points 4.2.2.1 When checked in accordance with 5.3.2.3, the sit harness shall have at least one attachment point located at the front and to the centre. 4.2.2.2 When the sit harness has side or back attachment elements, it shall in addition to this European Standard conform
38、 to EN 358. 4.2.2.3 When checked in accordance with 5.3.2.7, shoulder straps fitted to the sit harness shall not contain attachment points. 4.2.3 Load bearing parts 4.2.3.1 When checked in accordance with 5.3.1.6, it shall be determined which parts of the sit harness are load bearing parts that exer
39、t pressure on the body. DIN EN 813:2008-11EN 813:2008 (E) 7 Figure 2 Example of a sit harness design with typical load bearing parts exerting pressure to the body indicated (by arrows) 4.2.3.2 When checked in accordance with 5.3.2.5, the width of load bearing parts where they impact on the body shal
40、l be a minimum of 43 mm (see Figure 2). Load bearing parts in other areas (typically the inner thighs where they may cause discomfort) may be less than 43 mm wide. NOTE Typically, 150 of the leg loops are load bearing parts that exert pressure to the legs. 4.2.4 Back support 4.2.4.1 A back support s
41、hall be fitted to the waist belt. 4.2.4.2 When checked in accordance with 5.3.2.6, the minimum length of the back support shall be 50 mm longer than half the circumference of the waist belt, when adjusted to the maximum circumferential length (waist size) specified by the manufacturer. The minimum w
42、idth of the back support shall be 100 mm for a length of 200 mm centred on the spine of the wearer and shall be a minimum of 60 mm elsewhere. 4.2.5 Fastening and adjustment elements 4.2.5.1 When checked in accordance with 5.3.2.8, fastening and adjustment elements shall be so designed and constructe
43、d that, when correctly fastened, they can be released only by at least two different, deliberate, manual actions. 4.2.5.2 When checked in accordance with 5.3.2.9, metal and other parts shall be free from sharp edges and burrs that could cause injury. 4.2.5.3 When checked in accordance with 5.5, the
44、slippage of fastening and adjustment elements shall be not more than 20 mm. If fastening and adjustment elements can be fastened or adjusted in more than one manner, each manner of fastening or adjustment shall be tested. 4.2.6 Accessibility When checked in accordance with 5.3.2.4, the complete sit
45、harness shall be capable of visual inspection, e.g. for signs of wear or chemical attack. This shall also apply when the sit harness is incorporated into a garment. DIN EN 813:2008-11 EN 813:2008 (E) 8 4.3 Dynamic strength When tested in accordance with 5.4, at each front attachment point, with a to
46、rso dummy having a minimum mass of 100 kg or a mass equivalent to the maximum rated load, whichever is the greater mass, the sit harness shall withstand one drop test without releasing the torso dummy and no load bearing part of the sit harness shall break or rupture. No element of the sit harness s
47、hall become detached. 4.4 Static strength When tested at each front attachment point in accordance with 5.5, with a force equivalent to 10 times the maximum rated load and not less than 15 kN applied for 3 min, no load bearing part shall break or rupture. No element of the sit harness shall become d
48、etached. 4.5 Corrosion resistance After testing in accordance with 5.6, metal parts of the sit harness shall not show evidence of corrosion that would affect their function. White scaling or tarnishing is acceptable if the function is not impaired. NOTE Conformity with this requirement does not impl
49、y suitability for use in a marine environment. 4.6 Marking and information Marking shall be in accordance with Clause 6. Information shall be supplied with the sit harness in accordance with Clause 7. 5 Test methods 5.1 Test samples Four new sit harnesses shall be provided: two for the purposes of the tests specified in 5.3 and two for the purposes of the tests specified in 5.4 and 5.5. One sample provided from the test specified in 5.3 shall be used for the corrosion resistance test of 5.6. 5.2 Test subjects The test subjects shall b
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