Building construction machinery and equipment - Portable, hand-held, internal-combustion-engine-driven abrasive cutting machines - Part 1: Safety requirements for cut-off machines for centre-mounted rotating abrasive wheels (ISO 19432-1:2020)

EN-ISO 19432-1 specifies safety requirements and measures for their verification for the design and construction of portable, hand-held, internal combustion engine-driven cut-off machines intended to be used by a single operator in the cutting of construction materials, such as asphalt, concrete, stone and metal. It is applicable only to those machines designed purposely for use with a rotating, bonded-abrasive and/or super-abrasive (for example diamond) cut-off wheel having a maximum outer diameter of 430 mm, centre-mounted on and driven by a spindle shaft where the top of the wheel rotates away from the operator (see Figure 1).This document deals with all significant hazards, hazardous situations or hazardous events significant to these machines when they are used as intended and under conditions of misuse which are reasonably foreseeable by the manufacturer. See Annex F for a list of significant hazards.This document specifies methods for the elimination or reduction of hazards arising from their use, as well as the type of information on safe working practices to be provided with the machines.Cut-off wheel specifications are not considered in this document. Cut-off wheels are deemed to comply to existing cut-off wheel standards.All through the document, portable, hand-held, internal combustion engine-driven cut-off machines are called “cut-off machines”.This document is not applicable to machines manufactured before the date of its publication.

Baumaschinen und -ausrüstungen - Tragbare, handgeführte Trennschleifmaschinen mit Verbrennungsmotor - Teil 1: Sicherheitsanforderungen für Trennschleifmaschinen mit um die Antriebsachse rotierender Trennschleifscheibe (ISO 19432-1:2020)

Dieses Dokument legt Sicherheitsanforderungen und Maßnahmen für die Prüfung der konstruktiven Gestaltung und des konstruktiven Aufbaus von tragbaren, handgeführten Trennschleifmaschinen mit eingebautem Verbrennungsmotor für den Einmannbetrieb fest, die zum Schneiden von Baumaterialien, wie z. B. Asphalt, Beton, Stein und Metall, bestimmt sind. Es gilt nur für solche Trennschleifmaschinen, die bestimmungsgemäß für den Einsatz mit einer rotierenden Trennschleifscheibe mit einem maximalen Außendurchmesser von 430 mm und mit Trennschleifkörpern aus gebundenen Schleifmitteln und/oder Schleifwerkzeugen (zum Beispiel mit Diamantschleifmitteln) vorgesehen sind, die mittig auf einer Spindelwelle montiert sind und von dieser angetrieben werden, wobei sich die Stirnseite der Trennschleifscheibe in einer vom Bediener abgewandten Richtung dreht (siehe Bild 1).
Dieses Dokument behandelt alle signifikanten Gefährdungen, Gefährdungssituationen oder Gefährdungsereignisse, die auf diese Maschinen zutreffen, wenn sie bestimmungsgemäß und unter den vernünftigerweise vom Hersteller vorhersehbaren Bedingungen des Missbrauchs verwendet werden. (Siehe Anhang F für eine Liste der signifikanten Gefährdungen.)
Dieses Dokument legt Verfahren für die Beseitigung oder Verminderung von Gefährdungen, die sich aus deren Anwendung ergeben, sowie die Art von Informationen über sichere Arbeitspraktiken fest, die mit der Maschine bereitzustellen sind.
Spezifikationen für Trennschleifscheiben werden in diesem Dokument nicht behandelt. Es wird davon ausgegangen, dass Trennschleifscheiben die geltenden Normen für Trennschleifscheiben erfüllen.
ANMERKUNG   Beispiel siehe Literaturhinweise.
In diesem Dokument werden tragbare, handgeführte Trennschleifmaschinen mit eingebautem Verbrennungsmotor generell als „Trennschleifmaschinen“ bezeichnet.
Dieses Dokument gilt nicht für Maschinen, die vor dem Veröffentlichungsdatum dieses Dokuments hergestellt wurden.

Machines et matériels pour la construction des bâtiments - Machines de coupe par abrasion, portatives, à moteur à combustion interne - Partie 1: Exigences de sécurité des tronçonneuses à disque abrasif monté au centre (ISO 19432-1:2020)

Le présent document spécifie les exigences de sécurité et les mesures de vérification, pour la conception et la fabrication de tronçonneuses à disque, portatives, à moteur à combustion interne, conçues pour être utilisées par un seul opérateur, pour couper des matériaux de construction, tels que l'asphalte, le béton, les pierres et le métal. Le présent document s'applique uniquement aux tronçonneuses spécifiquement conçues pour l'utilisation de meules à tronçonner, composées de particules abrasives agglomérées et/ou de particules super-abrasives (par exemple diamant), d'un diamètre extérieur maximal de 430 mm, qui présentent un montage central sur un arbre, sont entraînées par cet arbre et dont la partie supérieure tourne loin de l'opérateur (voir Figure 1).
Le présent document traite de tous les phénomènes, situations et événements dangereux significatifs spécifiques de ces machines lorsque celles-ci sont utilisées dans les conditions prévues et dans des conditions d'utilisation abusive relativement prévisibles par le constructeur. Voir Annexe F pour la liste des phénomènes dangereux significatifs.
Le présent document spécifie les méthodes d'élimination ou de réduction des phénomènes dangereux résultant de leur utilisation ainsi que les informations relatives aux recommandations d'utilisation à fournir avec la machine.
Les spécifications de la meule à tronçonner ne sont pas prises en considération dans le présent document. Les meules à tronçonner sont considérées conformes aux normes de meule à tronçonner en vigueur.
NOTE       Par exemple, voir la Bibliographie.
Dans le document, les machines de coupure à moteur à combustion interne portatives, sont appelées «machines de coupure» portatives.
Le présent document ne s'applique pas aux machines fabriquées avant la date de publication du présent document.

Stroji in oprema za graditev objektov - Prenosni ročni brusni rezalniki z motorjem z notranjim zgorevanjem - 1. del: Varnostne zahteve za rezalne stroje z osno vpetimi krožnimi brusnimi ploščami (ISO 19432-1:2020)

General Information

Status
Published
Public Enquiry End Date
31-Oct-2017
Publication Date
16-Apr-2020
Technical Committee
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
05-Mar-2020
Due Date
10-May-2020
Completion Date
17-Apr-2020

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SLOVENSKI STANDARD
SIST EN ISO 19432-1:2020
01-maj-2020
Nadomešča:
SIST EN ISO 19432:2012
Stroji in oprema za graditev objektov - Prenosni ročni brusni rezalniki z motorjem z
notranjim zgorevanjem - 1. del: Varnostne zahteve za rezalne stroje z osno vpetimi
krožnimi brusnimi ploščami (ISO 19432-1:2020)
Building construction machinery and equipment - Portable, hand-held, internal-
combustion-engine-driven abrasive cutting machines - Part 1: Safety requirements for
cut-off machines for centre-mounted rotating abrasive wheels (ISO 19432-1:2020)
Baumaschinen und -ausrüstungen - Tragbare, handgeführte Trennschleifmaschinen mit
Verbrennungsmotor - Teil 1: Sicherheitsanforderungen für Trennschleifmaschinen mit
um die Antriebsachse rotierender Trennschleifscheibe (ISO 19432-1:2020)
Machines et matériels pour la construction des bâtiments - Machines de coupe par
abrasion, portatives, à moteur à combustion interne - Partie 1: Exigences de sécurité des
tronçonneuses à disque abrasif monté au centre (ISO 19432-1:2020)
Ta slovenski standard je istoveten z: EN ISO 19432-1:2020
ICS:
25.100.70 Brusiva Abrasives
91.220 Gradbena oprema Construction equipment
SIST EN ISO 19432-1:2020 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN ISO 19432-1:2020

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SIST EN ISO 19432-1:2020


EN ISO 19432-1
EUROPEAN STANDARD

NORME EUROPÉENNE

February 2020
EUROPÄISCHE NORM
ICS 91.220 Supersedes EN ISO 19432:2012
English Version

Building construction machinery and equipment -
Portable, hand-held, internal combustion engine-driven
abrasive cutting machines - Part 1: Safety requirements for
cut-off machines for centre-mounted rotating abrasive
wheels (ISO 19432-1:2020)
Machines et matériels pour la construction des Baumaschinen und -ausrüstungen - Tragbare,
bâtiments - Machines de coupe par abrasion, handgeführte Trennschleifmaschinen mit
portatives, à moteur à combustion interne - Partie 1: Verbrennungsmotor - Teil 1: Sicherheitsanforderungen
Exigences de sécurité des tronçonneuses à disque für Trennschleifmaschinen mit um die Antriebsachse
abrasif monté au centre (ISO 19432-1:2020) rotierender Trennschleifscheibe (ISO 19432-1:2020)
This European Standard was approved by CEN on 26 November 2019.

CEN members are bound to comply with the CEN/CENELEC 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 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 official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and
United Kingdom.





EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 19432-1:2020 E
worldwide for CEN national Members.

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SIST EN ISO 19432-1:2020
EN ISO 19432-1:2020 (E)
Contents Page
European foreword . 3
(informative) Relationship between this European Standard and the essential
requirements of Directive 2006/42/EC machinery, and amending
Directive 95/16/EC (recast) [2006 L157] aimed to be covered. 4

2

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SIST EN ISO 19432-1:2020
EN ISO 19432-1:2020 (E)
European foreword
This document (EN ISO 19432-1:2020) has been prepared by Technical Committee ISO/TC 195
"Building construction machinery and equipment" in collaboration with Technical Committee CEN/TC
151 “Construction equipment and building material machines - Safety” 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 or by endorsement, at the latest by August 2020, and conflicting national standards shall
be withdrawn at the latest by August 2020.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 19432:2012.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association, and supports essential requirements of EU Directive(s).
For the relationship with EU Directive(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
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the
United Kingdom.
Endorsement notice
The text of ISO 19432-1:2020 has been approved by CEN as EN ISO 19432-1:2020 without any
modification.

3

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SIST EN ISO 19432-1:2020
EN ISO 19432-1:2020 (E)

(informative)

Relationship between this European Standard and the essential
requirements of Directive 2006/42/EC machinery, and amending
Directive 95/16/EC (recast) [2006 L157] aimed to be covered
This European Standard has been prepared under a Commission’s standardization request M/396 to
provide one voluntary means of conforming to essential requirements of Directive 2006/42/EC of the
European Parliament and of the Council of 17 May 2006 on machinery, and amending Directive
95/16/EC (recast) [2006 L157].
Once this standard is cited in the Official Journal of the European Union under that Directive,
compliance with the normative clauses of this standard given in Table ZA.1 confers, within the limits of
the scope of this standard, a presumption of conformity with the corresponding essential requirements
of that Directive, and associated EFTA regulations.
Table ZA.1 — Correspondence between this European Standard and
Directive 2006/42/EC [2006 L157]
Essential Requirements Clause(s)/subclause(s)
Remarks/Notes
of Directive 2006/42/EC of this EN
1.1.2. Principles of safety 4.1
integration
1.1.3. Materials and products 4.8, 4.10, 4.14, 4.15,4.16, 5.1, 5.3, Annex A
1.1.5. Design of machinery to 4.2, 4.4, 4.5, 4.6, 4.8, 4.9, 4.10, 4.11, 4.12,
facilitate its handling 4.14, 4.19, 4.20, 5.1, 5.2
1.1.6. Ergonomics 4.2, 4.4, 4.5, 4.6, 4.10, 5.1, 5.2
1.1.7. Operating positions 4.8, 4.9, 4.10, 4.14, 5.1, 5.3
1.2.1. Safety and reliability of 4.2, 4.4, 4.5, 4.6, 4.10, 4.21
control systems
1.2.2. Control devices 4.2, 4.4, 4.5, 4.6, 4.10
1.2.3. Starting 4.4, 4.7
1.2.4. Stopping 4.5
1.3. Protection against 4.2, 4.3, 4.5, 4.6, 4.7, 5.2, 4.9, 4.12, 4.14, 4.15,
mechanical hazards 4.16, 4.17, 4.18 5.1, Annex A
1.4.2.1. Fixed guards 4.12
1.4.2.3. Adjustable guards 4.14
restricting access
1.5.1. Electricity supply 4.11
1.5.5. Extreme temperatures 4.13, 5.3
1.5.6. Fire 4.10, 5.1, 5.3
4

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SIST EN ISO 19432-1:2020
EN ISO 19432-1:2020 (E)
Essential Requirements Clause(s)/subclause(s)
Remarks/Notes
of Directive 2006/42/EC of this EN
1.1.2. Principles of safety 4.1
integration
1.5.8. Noise 4.19, Annex B
1.5.9. Vibrations 4.2, 4.20, 5.1, 5.3, Annex C
1.5.13. Emissions of hazardous 4.8, 4.10, 4.14, 5.1, 5.3
materials and substances
1.6. Maintenance 5.1
1.7. Information 5.1, 5.2, 5.3
1.7.1. Information and warnings 5.2, 5.3
on the machinery
1.7.1.1. Information and 5.1, 5.2, 5.3
information devices
1.7.3. Marking of machinery 5.2
1.7.4. Instructions 5
1.7.4.1. General principles for 5.1
the drafting of instructions
1.7.4.2. Contents of the 5.1, Annex B, Annex C
instructions
1.7.4.3. Sales literature 5.1, Annex B, Annex C
2.2. Portable hand-held and/or 4.2, 4.5, 4.6, 4.20, 5, Annex C
hand-guided machinery
WARNING 1 — Presumption of conformity stays valid only as long as a reference to this European
Standard is maintained in the list published in the Official Journal of the European Union. Users of this
standard should consult frequently the latest list published in the Official Journal of the European
Union.
WARNING 2 — Other Union legislation may be applicable to the product(s) falling within the scope of
this standard.


5

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SIST EN ISO 19432-1:2020

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SIST EN ISO 19432-1:2020
INTERNATIONAL ISO
STANDARD 19432-1
First edition
2020-01
Building construction machinery and
equipment — Portable, hand-held,
internal combustion engine-driven
abrasive cutting machines —
Part 1:
Safety requirements for cut-off
machines for centre-mounted rotating
abrasive wheels
Machines et matériels pour la construction des bâtiments — Machines
de coupe par abrasion, portatives, à moteur à combustion interne —
Partie 1: Exigences de sécurité des tronçonneuses à disque abrasif
monté au centre
Reference number
ISO 19432-1:2020(E)
©
ISO 2020

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SIST EN ISO 19432-1:2020
ISO 19432-1:2020(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2020
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting
on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address
below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Fax: +41 22 749 09 47
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2020 – All rights reserved

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SIST EN ISO 19432-1:2020
ISO 19432-1:2020(E)

Contents Page
Foreword .v
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 2
4 Safety requirements and verification . 5
4.1 General . 5
4.2 Handles . 6
4.2.1 Requirements . 6
4.2.2 Verification . 9
4.3 Spindle speed . 9
4.3.1 Requirement . 9
4.3.2 Verification . 9
4.4 Engine-starting device . 9
4.4.1 Requirements . 9
4.4.2 Verification .10
4.5 Engine-stopping device .10
4.5.1 Requirements .10
4.5.2 Verification .10
4.6 Throttle control system .10
4.6.1 Dimensions .10
4.6.2 Operation .10
4.6.3 Throttle lock .11
4.7 Clutch.12
4.7.1 Requirements .12
4.7.2 Verification .12
4.8 Exhaust gases .12
4.8.1 Requirements .12
4.8.2 Verification .12
4.9 Cutting-debris discharge .12
4.9.1 Requirements .12
4.9.2 Verification .13
4.10 Fuel tanks, oil tanks and fuel lines .13
4.10.1 Tank filler location and identification .13
4.10.2 Tank filler openings .13
4.10.3 Verification .13
4.11 Protection against contact with parts under high voltage .14
4.11.1 Requirements .14
4.11.2 Verification .14
4.12 Transmission cover(s) .14
4.12.1 Requirements .14
4.12.2 Verification .14
4.13 Protection against contact with hot parts .14
4.13.1 Requirements .14
4.13.2 Verification .16
4.14 Cut-off wheel guard .16
4.14.1 Requirements .16
4.14.2 Verification .17
4.15 Flange locking device .17
4.15.1 Requirements .17
4.15.2 Verification .17
4.16 Flange assembly .18
4.16.1 Requirements .18
© ISO 2020 – All rights reserved iii

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SIST EN ISO 19432-1:2020
ISO 19432-1:2020(E)

4.16.2 Verification .18
4.17 Spindle diameter .19
4.17.1 Requirements .19
4.17.2 Verification .19
4.18 Special tools .19
4.18.1 Requirements .19
4.18.2 Verification .19
4.19 Noise .19
4.19.1 Reduction by design at source and by protective measures .19
4.19.2 Noise measurement .20
4.20 Vibration .20
4.20.1 Reduction by design at source and by protective measures .20
4.20.2 Vibration measurement .20
4.21 Electromagnetic immunity .20
4.21.1 Requirements .20
4.21.2 Verification .20
5 Information for use .21
5.1 Instruction handbook .21
5.1.1 General.21
5.1.2 Technical data .21
5.1.3 Other information .22
5.2 Markings .24
5.3 Warnings .25
5.4 Test of labels .25
5.4.1 General.25
5.4.2 Preparation of test specimens and control specimens .26
5.4.3 Wipe resistance test .26
5.4.4 Adhesion test . . .26
Annex A (normative) Strength test of cut-off wheel guard .28
Annex B (normative) Noise test code — Engineering method (grade 2 of accuracy) .30
Annex C (normative) Measurement of vibration values at the handles .39
Annex D (normative) Cut-off machine positions .46
Annex E (normative) Summary of results from round-robin tests (2007 and 2008) on one
cut-off machine.48
Annex F (informative) List of significant hazards .49
Bibliography .51
iv © ISO 2020 – All rights reserved

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SIST EN ISO 19432-1:2020
ISO 19432-1:2020(E)

Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the
different types of ISO documents should be noted. This document was drafted in accordance with the
editorial rules of the ISO/IEC Directives, Part 2 (see www .iso .org/ directives).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of
any patent rights identified during the development of the document will be in the Introduction and/or
on the ISO list of patent declarations received (see www .iso .org/ patents).
Any trade name used in this document is information given for the convenience of users and does not
constitute an endorsement.
For an explanat
...

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