1、April 2013 Translation by DIN-Sprachendienst.English price group 13No 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
2、13.340.20!$L5“1974118www.din.deDDIN EN 397Industrial safety helmets;English version EN 397:2012+A1:2012,English translation of DIN EN 397:2013-04Industrieschutzhelme;Englische Fassung EN 397:2012+A1:2012,Englische bersetzung von DIN EN 397:2013-04Casques de protection pour lindustrie;Version anglais
3、e EN 397:2012+A1:2012,Traduction anglaise de DIN EN 397:2013-04SupersedesDIN EN 397:2012-04www.beuth.deDocument comprises 31 pagesIn case of doubt, the German-language original shall be considered authoritative.03.13 DIN EN 397:2013-04 2 A comma is used as the decimal marker. Start of application Th
4、e start of application of this standard is 2013-04-01. National foreword This standard includes safety requirements. This document (EN 397:2012+A1:2012) has been prepared by Technical Committee CEN/TC 158 “Head protection” (Secretariat: BSI, United Kingdom). The responsible German body involved in i
5、ts preparation was the Normenausschuss Persnliche Schutz-ausrstung (Personal Protective Equipment Standards Committee), Working Committee NA 075-01-02 AA Arbeitsschutzhelme. This document is the consolidated version of EN 397:2012. It incorporates Amendment A1:2012. Amendments This standard differs
6、from DIN EN 397:2012-04 as follows: a) Annex ZA has been updated; b) the standard has been editorially revised. Previous editions DIN 4840: 1965-12, 1973-10, 1981-05, 1989-02 DIN EN 397: 1995-05, 2000-05, 2012-04 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 397:2012+A1 October 2012 ICS 13.34
7、0.20 Supersedes EN 397:2012English Version Industrial safety helmets Casques de protection pour lindustrie Industrieschutzhelme This European Standard was approved by CEN on 17 December 2011 and includes Amendment 1 approved by CEN on 19 July 2012. CEN members are bound to comply with the CEN/CENELE
8、C 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
9、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 offic
10、ial versions. CEN members are the national standards bodies 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,
11、Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, 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
12、in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 397:2012+A1:2012: E2 Contents Page Foreword . 41 Scope 52 Normative references . 53 Terms and definitions . 54 Physical requirements 74.1 Materials and construction 74.2 External vertical distance . 84.3 Internal v
13、ertical distance 84.4 Internal vertical clearance 84.5 Horizontal distance . 84.6 Wearing height 84.7 Harness 84.7.1 Headband/nape strap 84.7.2 Cradle . 94.7.3 Comfort band or sweatband 94.8 Chin strap 94.9 Ventilation 94.10 Accessories . 95 Performance requirements 9 5.1 Mandatory requirements 95.1
14、.1 Shock absorption 95.1.2 Resistance to penetration 105.1.3 Flame resistance . 105.1.4 Chin strap anchorages . 105.1.5 Label . 105.2 Optional requirements 105.2.1 Very low temperature ( 20 C or 30 C) 105.2.2 Very high temperature (+ 150 C) 105.2.3 Electrical properties 105.2.4 Lateral deformation .
15、 115.2.5 Molten metal splash 116 Test requirements . 116.1 Samples . 116.2 Conditioning for testing . 126.2.1 Temperature conditioning cabinet 126.2.2 Pre-conditioning 126.2.3 Low temperature . 126.2.4 High temperature 126.2.5 Water immersion . 126.2.6 Artificial ageing . 126.2.7 Very low temperatur
16、e 136.2.8 Very high temperature 136.3 Testing atmosphere 136.4 Headforms . 146.4.1 Construction 146.4.2 Selection of size 146.5 Measurement of clearance, distances and wearing height 146.6 Shock absorption 146.6.1 Principle . 14DIN EN 397:2013-04 EN 397:2012+A1:2012 (E) 3 6.6.2 Apparatus 146.6.3 Tes
17、t procedure 166.7 Resistance to penetration 166.7.1 Principle . 166.7.2 Apparatus 166.7.3 Test procedure 176.8 Resistance to flame 176.8.1 Principle . 176.8.2 Apparatus 176.8.3 Test procedure 176.9 Chin strap anchorage . 186.9.1 Principle . 186.9.2 Apparatus 186.9.3 Procedure 186.10 Electrical prope
18、rties 186.10.1 Test 1 186.10.2 Test 2 196.10.3 Test 3 196.11 Lateral deformation . 206.11.1 Principle . 206.11.2 Procedure 206.12 Molten metal splash 206.12.1 Principle . 206.12.2 Apparatus 206.12.3 Procedure 207 Marking 217.1 Markings on the helmet 217.2 Additional information 21Annex A (informativ
19、e) Recommendations for the materials and construction of industrial safety helmets . 23Annex B (informative) Alternative procedure for artificial ageing . 25Annex C (normative) Test results Uncertainty of measurement. 26Annex D (informative) Significant technical changes between this European Standa
20、rd and EN 397:1995 . 27Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 89/686/EEC Personal Protective Equipment 28Bibliography . 29PageDIN EN 397:2013-04 EN 397:2012+A1:2012 (E) 4 Foreword This document (EN 397:2012+A1:2012) has been
21、prepared by Technical Committee CEN/TC 158 “Head protection”, the secretariat of which is held by BSI. 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 April 2013, and conflicting national standard
22、s shall be withdrawn at the latest by April 2013. Attention is 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 includes Amendment 1 a
23、pproved by CEN on 19 July 2012. This document supersedes !EN 397:2012“. The start and finish of text introduced or altered by amendment is indicated in the text by tags !“. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association
24、, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document. Annex D provides details of significant technical changes between this European Standard and the previous edition. According to the C
25、EN/CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hung
26、ary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. DIN EN 397:2013-04 EN 397:2012+A1:2012 (E) 5 1 Scope This European Standard specifies physical and perfor
27、mance requirements, methods of test and marking requirements for industrial safety helmets. The mandatory requirements apply to helmets for general use in industry. Additional optional performance requirements are included to apply only where specifically claimed by the helmet manufacturer. Industri
28、al safety helmets are intended primarily to provide protection to the wearer against falling objects and consequential brain injury and skull fracture. 2 Normative references !The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its appl
29、ication. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.“ EN 960:2006, Headforms for use in the testing of protective helmets EN ISO 472, Plastics Vocabulary (ISO 472:1999) EN ISO 9185:200
30、7, Protective clothing Assessment of resistance of materials to molten metal splash (ISO 9185:2007) 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 industrial safety helmet headgear, hereinafter referred to as a “helmet”, primarily intended t
31、o protect the upper part of a wearers head against injury from falling objects 3.2 shell hard, smoothly finished material that provides the general outer form of the helmet 3.3 peak extension of the shell above the eyes 3.4 brim rim surrounding the shell NOTE A brim may include a rain gutter. 3.5 ha
32、rness complete assembly that provides a means: a) of maintaining the helmet in position on the head; and/or b) of absorbing kinetic energy during an impact NOTE A harness includes a headband and nape strap and may also include the items defined in 3.5.3 to 3.5.6. DIN EN 397:2013-04 EN 397:2012+A1:20
33、12 (E) 6 3.5.1 headband part of the harness completely or partly surrounding the head above the eyes at approximately the largest horizontal circumference of the head NOTE The headband may include a nape strap. 3.5.2 nape strap adjustable strap that fits behind the head below the plane of the headba
34、nd NOTE A nape strap may be an integral part of the headband. 3.5.3 cradle assembly of the parts of the harness in contact with the head, excluding the headband and nape strap NOTE A cradle may be either fixed or adjustable. 3.5.4 cushioning material to improve wearing comfort 3.5.5 anti-concussion
35、tapes supporting straps which absorb kinetic energy during an impact 3.5.6 comfort band or sweatband accessory to cover at least the inner front surface of the headband to improve wearer comfort 3.6 protective padding material contributing to the absorption of kinetic energy during an impact 3.7 ven
36、tilation holes holes provided in the shell which may allow circulation of air inside the helmet 3.8 chin strap strap which fits under the chin to help secure the helmet on the head 3.9 chin strap anchorage means by which the material of the chin strap is attached to the helmet; this includes, for ex
37、ample: a) the component(s) fitted to the ends of the chinstrap material for this purpose; b) that part of the helmet shell or of the headband where the chin strap is attached 3.10 helmet accessories any additional parts for special purposes such as chin strap, neck protector, drawlace, and attachmen
38、t devices for lamp, cable, face protection and hearing protection DIN EN 397:2013-04 EN 397:2012+A1:2012 (E) 7 3.11 wearing height vertical distance from the lower edge of the headband to the highest point of the headform on which the helmet is mounted, measured at the front (midway between the side
39、s of the headform) and at the sides (midway between the front and back of the headform), whichever gives the greater distance 3.12 external vertical distance vertical distance between the top of the headform on which the helmet is mounted and the highest point on the outside surface of the helmet sh
40、ell NOTE This represents the height of the outer surface of the shell above the head when the helmet is worn, and relates to clearance under low roofs, etc. 3.13 internal vertical distance difference in level of the highest point on the outside surface of the helmet shell when the helmet is mounted
41、on the headform: 1) with the cradle present; and 2) with the cradle and any protective padding in the crown area removed, so that the shell rests on the headform NOTE This represents the height of the inner surface of the shell above the head when the helmet is worn, and relates to stability. 3.14 i
42、nternal vertical clearance difference in level of the highest point on the outside surface of the helmet shell when the helmet is mounted on the headform: 1) with the cradle present; and 2) with the cradle removed and any protective padding in the crown area left in place NOTE This represents the de
43、pth of air space present immediately above the head when the helmet is worn, and relates to ventilation. 3,15 horizontal distance horizontal distance between the headform on which the helmet is mounted and the inside of the shell measured at the level of the lower edge of the shell at the front (mid
44、way between the sides of the headform) and at the side (midway between the front and back of the headform) 4 Physical requirements 4.1 Materials and construction The helmet shall include at least a shell and a harness. Recommendations for materials and construction of helmets are given in Annex A. F
45、or those parts of the helmet that come into contact with the skin, materials which are known to be likely to cause skin irritation or any adverse effect on health shall not be used. DIN EN 397:2013-04 EN 397:2012+A1:2012 (E) 8 There shall be no sharp edge, roughness or projection on any part of the
46、helmet, its accessories or attachment devices, which are in contact, or potential contact, with the wearer, when the helmet is worn, such as is likely to cause injury to the wearer. Any part of the helmet which can be adjusted, or removed by the wearer for the purpose of replacement, shall be so des
47、igned and manufactured as to facilitate adjustment, removal and attachment without the use of tools. Any adjustment system incorporated within the helmet shall be so designed and manufactured as not to become incorrectly adjusted without the wearers knowledge under the foreseeable conditions of use. 4.2 External vertical distance When measured under the conditions given in 6.5 the external vertical distance shall be no more than 80 mm. 4.3 Internal vertical distance When measured under the conditions given in 6.5 the interna
