SIST EN ISO 22291:2022

Safety requirements for wetlaid-nonwoven machinery (ISO 22291:2022)

This document specifies safety requirements and means of verification for wetlaid-nonwoven
machinery.
This document applies to wetlaid-nonwoven machines, including approach flow system, headbox, wire
section and jet head, hydroentangling unit, dryer, finishing, quality control system (QCS), winder, drives
and control system. Annex C illustrates general wetlaid-nonwoven machinery and their components.
It deals with all significant hazards, hazardous situations and hazard events relevant to wetlaidnonwoven machines, when used as intended and under the conditions foreseeable by the manufacturer.
This document does not deal with pressure hazards in steam-heated drying cylinders and does not
apply to equipment under pressure.
This document does not apply to machines which are intended for use in explosive atmospheres.
This document does not apply to wetlaid-nonwoven machines which have been manufactured before
the date of publication of this document.

Sicherheitsanforderungen an Nassvliesmaschinen (ISO 22291:2022)

Dieses Dokument legt Sicherheitsanforderungen an und Verifizierungsmöglichkeiten für Nassvliesmaschinen fest.
Dieses Dokument gilt für Nassvliesmaschinen, einschließlich Konstantteil, Stoffauflauf, Siebpartie und Düsenkopf, Wasserstrahlverfestigungseinrichtung, Trockner, Veredelungseinrichtung, Qualitätsprüfsystem (QCS, en: quality control system), Wickler, Antriebe und Steuerung. Anhang C zeigt allgemeine Nassvliesmaschinen und deren Komponenten.
Es behandelt alle signifikanten Gefährdungen, Gefährdungssituationen und Gefährdungsereignisse, die auf die Nassvliesmaschinen zutreffen, wenn sie bestimmungsgemäß und unter den vom Hersteller vorhersehbaren Bedingungen verwendet werden.
Dieses Dokument behandelt keine Gefährdungen durch Druck in dampfbeheizten Trockenzylindern und gilt nicht für Druckgeräte.
Dieses Dokument gilt nicht für Maschinen, die für die Verwendung in explosionsfähigen Atmosphären vorgesehen sind.
Dieses Dokument gilt nicht für Nassvliesmaschinen, die vor dem Datum der Veröffentlichung dieses Dokuments hergestellt wurden.

Exigences de sécurité pour les machines de production de nontissé par voie humide (ISO 22291:2022)

Le présent document spécifie les exigences de sécurité et les moyens de vérifications s’appliquant aux machines de production de non tissés par voie humide.
Le présent document s'applique aux machines de production de non tissés par voie humide, y compris au circuit de tête, à la caisse de tête, à la section de fil et la tête à jet, à l'unité d’enchevêtrement par eau, au séchoir, au finissage, au système de contrôle de la qualité (QCS), au bobinoir, aux entraînements et au système de commande. Les machines courantes de production de non tissé par voie humide et leurs composants sont illustrées à l’Annexe C.
Elle traite de tous les phénomènes dangereux, situations dangereuses et événements dangereux significatifs qui sont pertinents pour les machines de production de non tissés par voie humide, lorsqu'elles sont utilisées normalement et dans les conditions prévisibles par le fabricant.
Le présent document ne traite pas des phénomènes dangereux liés à la pression dans les cylindres sécheurs chauffés à la vapeur et il ne s’applique pas aux équipements sous pression.
Le présent document ne s'applique pas aux machines destinées à être utilisées en atmosphères explosives.
Le présent document ne s’applique pas aux machines de production de non tissés par voie humide qui seront fabriquées avant sa date de publication.

Varnostne zahteve za mokre postopke netkalskih strojev (ISO 22291:2022)

Ta dokument določa varnostne zahteve in načine preverjanja za mokre postopke netkalskih strojev.
Ta dokument se uporablja za mokre postopke netkalskih strojev, vključno z dovajalnim sistemom za natok, dovajalno enoto, sejalnim
sistemom in brizgalno glavo, enoto za iglanje z vodnim curkom, sušilnikom, sistemom dodelave, sistemom za nadzor kakovosti (QCS), navijalnikom, pogoni
ter krmilnim sistemom. Splošni netkalski stroji za mokre postopke in njihovi sestavni deli so prikazani v dodatku C.
Obravnava vsa večja tveganja, nevarne situacije in nevarne dogodke v zvezi z mokrimi postopki netkalskih strojev, kadar se ti stroji uporabljajo v skladu s predvidenim namenom in pod pogoji pričakovane nepravilne uporabe, ki jih določa proizvajalec.
Ta dokument ne obravnava nevarnosti tlaka v parno ogrevanih sušilnih cilindrih in se ne uporablja za opremo pod tlakom.
Ta dokument se ne uporablja za sisteme, ki so namenjeni uporabi v eksplozivnih atmosferah.
Ta dokument se ne uporablja za mokre postopke netkalskih strojev, izdelanih pred
datumom njegove objave.

General Information

• Status: Published
• Publication Date: 14-Jun-2022
• ICS: 59.120.01 - Textile machinery in general
• Technical Committee: VSN - Safety of machinery
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 23-Mar-2022
• Due Date: 28-May-2022
• Completion Date: 15-Jun-2022
• Directive: 2006/42/EC - 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)
• Mandate: M/396 - Mandate to CEN and Cenelec for standardisation in the field of machinery
• Ref Project: EN ISO 22291:2022 - Safety requirements for wetlaid-nonwoven machinery (ISO 22291:2022)

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN ISO 22291:2022
01-julij-2022
Varnostne zahteve za mokre postopke netkalskih strojev (ISO 22291:2022)
Safety requirements for wetlaid-nonwoven machinery (ISO 22291:2022)
Sicherheitsanforderungen an Nassvliesmaschinen (ISO 22291:2022)
Exigences de sécurité pour les machines de production de nontissé par voie humide
(ISO 22291:2022)
Ta slovenski standard je istoveten z: EN ISO 22291:2022
ICS:
59.120.01 Tekstilni stroji na splošno Textile machinery in general
SIST EN ISO 22291:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN ISO 22291:2022

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SIST EN ISO 22291:2022


EN ISO 22291
EUROPEAN STANDARD

NORME EUROPÉENNE

March 2022
EUROPÄISCHE NORM
ICS 59.120.01
English Version

Safety requirements for wetlaid-nonwoven machinery
(ISO 22291:2022)
Exigences de sécurité pour les machines de production Sicherheitsanforderungen an Nassvliesmaschinen (ISO
de non tissé par voie humide (ISO 22291:2022) 22291:2022)
This European Standard was approved by CEN on 30 December 2021.

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
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 22291:2022 E
worldwide for CEN national Members.

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SIST EN ISO 22291:2022
EN ISO 22291:2022 (E)
Contents Page
European foreword . 3
Annex ZA (informative)  Relationship between this European Standard and the essential
requirements of Directive 2006/42/EC, aimed to be covered . 4

2

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SIST EN ISO 22291:2022
EN ISO 22291:2022 (E)
European foreword
This document (EN ISO 22291:2022) has been prepared by Technical Committee ISO/TC 72 "Textile
machinery and accessories" in collaboration with Technical Committee CEN/TC 214 “Textile machinery
and accessories” the secretariat of which is held by SNV.
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 September 2022, and conflicting national standards
shall be withdrawn at the latest by September 2022.
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 has been prepared under a Standardization Request given to CEN by the European
Commission and the European Free Trade Association, and supports essential requirements of EU
Directive(s) / Regulation(s).
For the relationship with EU Directive(s) / Regulation(s), see informative Annex ZA, which is an integral
part of this document.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
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 22291:2022 has been approved by CEN as EN ISO 22291:2022 without any modification.

3

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SIST EN ISO 22291:2022
EN ISO 22291:2022 (E)
Annex ZA
(informative)

Relationship between this European Standard and the essential
requirements of Directive 2006/42/EC, aimed to be covered
This European Standard has been prepared under a Commission’s standardization request “M/396
Mandate to CEN and CENELEC for Standardisation in the field of machinery” 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).
Once this standard is cited in the Official Journal of the European Union under that Directive,
compliance with the normative clauses of this document 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 Annex I of Directive
2006/42/EC
The relevant Essential Clause(s)/subclause(s) of this EN Remarks / Notes
Requirements of Directive
2006/42/EC
1.1.2 (a) 5.1; 5.3
1.1.2 (d) 5.1
1.1.2 (e) 5.1; 5.3; 5.19
1.1.3 Materials and products — not covered
1.1.4 Lighting 5.23
1.1.6 Ergonomics 5.24; 5.34; 5.35
1.1.7. Operating positions — not covered
1.2.1 Safety and reliability of 5.12
control systems
1.2.2 Control devices 5.7; 5.12
1.2.3 Starting 5.10; 5.11; 5.16; 5.19; 5.29.2
1.2.4.1 Normal stop 5.10; 5.11; 5.16; 5.19; 5.29.2
1.2.4.3 Emergency stop 5.8; 5.10
1.2.4.4 Assembly of machinery 5.8
1.2.5 Selection of control or 5.16
operating modes
1.2.6 Failure of the power supply 5.9; 5.29.2
1.3.2. Risk of break-up during — not covered
operation
1.3.3. Risks due to falling or — not covered
ejected objects
1.3.4. Risks due to surfaces, edges 5.33; 5.37, Clause A.3
4

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SIST EN ISO 22291:2022
EN ISO 22291:2022 (E)
The relevant Essential Clause(s)/subclause(s) of this EN Remarks / Notes
Requirements of Directive
2006/42/EC
or angles
1.3.7 Risks related to moving 5.16; 5.17; 5.19, 5.29.2
parts
1.3.8 Choice of protection against 5.16; 5.17; 5.19; 5.29; 5.30
risks arising from moving parts
1.3.8.1 Moving transmission 5.10; 5.30.2
parts
1.3.8.2 Moving parts involved in 5.32; 5.33
the process
1.3.9. Risks of uncontrolled 5.9; 5.11; 5.13
movements
1.4.1 General requirements 5.3; Clause A.3
1.4.2.1 Fixed guards 5.3; 5.30; 6.1; 6.2; 6.5; 6.6;
Clause A.2
1.4.2.2 Interlocking movable 5.3; 5.12; 5.30; 5.31; 6.1; 6.2; 6.3;
guards 6.5; 6.6; Clause A.2
1.4.3 Special requirements for 5.3; 5.30; 6.6; Clause A.1
protective devices
1.5.1 Electricity supply 5.9
1.5.2 Static electricity 5.22
1.5.3 Energy supply other than 5.14; 5.15
electricity
1.5.4 Errors of fitting 5.4
1.5.5 Extreme temperatures 5.21; 6.4
1.5.6 Fire 5.22; 5.28
1.5.7 Explosion 5.22
1.5.8 Noise 5.20
1.5.10 Radiation 5.27; 6.5
1.5.12 Laser radiation 5.26; 5.27
1.5.13 Emissions of hazardous 5.25
materials and substances
1.5.14 Risk of being trapped in a 5.6
machine
1.5.15 Risk of slipping, tripping 5.5; 5.18; 5.19; 5.37; 6.1; 6.2
or falling
1.6.1 Machinery maintenance 5.5; 8.2
1.6.2 Access to operating 5.5; 5.35
positions and servicing points
1.6.3 Isolation of energy sources 5.9
5

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SIST EN ISO 22291:2022
EN ISO 22291:2022 (E)
The relevant Essential Clause(s)/subclause(s) of this EN Remarks / Notes
Requirements of Directive
2006/42/EC
1.6.4 Operator intervention 5.5; 5.36
1.6.5 Cleaning of internal parts 5.5
1.7.1 Information and warnings 5.7; 5.12; 5.21; 5.24; 8.1
on the machinery
1.7.1.1 Information and 5.9; 6.5.3; 8.1; 8.2
information devices
1.7.1.2 Warning devices 5.9; 8.1
1.7.2 Warning of residual risks 8.1
1.7.3 Marking of machinery 8.3
1.7.4 Instructions 8.1; 8.2
1.7.4.1. General principles for the 8.2
drafting of instructions
1.7.4.2. Contents of the 8.2
instructions
1.7.4.3 Sales literature — not covered
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.

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SIST EN ISO 22291:2022
INTERNATIONAL ISO
STANDARD 22291
First edition
2022-01
Safety requirements for wetlaid-
nonwoven machinery
Exigences de sécurité pour les machines de production de non tissé
par voie humide
Reference number
ISO 22291:2022(E)
© ISO 2022

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SIST EN ISO 22291:2022
ISO 22291:2022(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2022
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: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland
ii
  © ISO 2022 – All rights reserved

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SIST EN ISO 22291:2022
ISO 22291:2022(E)
Contents Page
Foreword . vi
Introduction .vii
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 4
4 List of significant hazards . 5
5 General safety requirements and/or protective/risk reduction measures .7
5.1 General . 7
5.2 Safety requirements for the different “phases of life” of wetlaid-nonwoven
machines . 7
5.3 Safety requirements for design/risk minimization . 7
5.4 Safety requirements for fitting of parts. 9
5.5 Workplaces, means of access, walkways, passageways/access to elevated
operating positions and servicing points . 9
5.6 Measures for the escape and rescue of trapped persons . 11
5.7 Start-up warning device . 11
5.8 Emergency stop device and braking system .12
5.9 Isolation and energy dissipation, prevention of unexpected start-up .13
5.10 Electric drive system and power transmission elements . 14
5.11 Specific safety requirements for starting and stopping . 14
5.12 Control system and actuators . 16
5.13 Electrical equipment . 17
5.14 Hydraulic equipment . 18
5.15 Pneumatic equipment . 18
5.16 Special operation . 18
5.16.1 General . 18
5.16.2 Specific safety requirements . 18
5.17 Mobile machines, handling devices, operational parts . 20
5.17.1 General .20
5.17.2 Specific hazards . 20
5.17.3 Specific risks . 20
5.17.4 Specific safety requirements . 20
5.18 Floor-mounted and overhead rails (tracks) . 21
5.18.1 General . 21
5.18.2 Specific hazard . 21
5.18.3 Specific risk . 21
5.18.4 Specific safety requirements . 21
5.19 Equipment and measures for cleaning and removal of broke . 21
5.19.1 General . 21
5.19.2 Crosswalks. 24
5.20 Noise . 24
5.20.1 General . 24
5.20.2 Risk . 24
5.20.3 Safety requirements . 24
5.21 Hot surfaces. 25
5.21.1 General . 25
5.21.2 Risk . 25
5.21.3 Safety requirement . 25
5.22 Static electricity. 26
5.22.1 Hazard . 26
5.22.2 Safety requirement . 26
5.23 Machine integrated lighting . 26
iii
© ISO 2022 – All rights reserved

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SIST EN ISO 22291:2022
ISO 22291:2022(E)
5.24 Ergonomic principles . 26
5.24.1 Hazard . 26
5.24.2 Safety requirement . 26
5.25 Materials and chemical substances, hazardous substances . 27
5.26 Laser . 27
5.27 Radiation . 27
5.28 Fire . 27
5.28.1 Hazard . 27
5.28.2 Risk . 27
5.28.3 Safety requirements .28
5.29 Machine elements and their combinations .28
5.29.1 Power transmission enclosures .28
5.29.2 Particularly dangerous machine elements .28
5.29.3 Machine elements which normally do not require safeguarding .29
5.30 Rolls and rotating shafts.30
5.30.1 Rolls . 30
5.30.2 Rotating shafts .36
5.31 Doors and lids . 36
5.31.1 Hazards . 36
5.31.2 Risks . 37
5.31.3 Safety requirements . 37
5.32 Entry into machines or items of installation . 37
5.32.1 Hazards . 37
5.32.2 Risks . 37
5.32.3 Safety requirements . 37
5.33 Cutting units . 37
5.33.1 Hazards . 37
5.33.2 Risks . 37
5.33.3 Safety requirements .38
5.34 Machine specific tools . 39
5.35 Whole body access to confined spaces . 39
5.36 Tail and web threading equipment . 39
5.36.1 Manual web threading . 39
5.36.2 Automatic web threading equipment .40
5.37 Felts and wires, clothing, fabrics . .40
6 Specific safety requirements and/or protective/risk reduction measures .40
6.1 Headbox .40
6.1.1 Specific hazards .40
6.1.2 Specific risks .40
6.1.3 Specific safety requirements: . 41
6.2 Wire section and jet head. 41
6.2.1 Specific hazards . 41
6.2.2 Specific risks . 41
6.2.3 Specific safety requirements . 41
6.3 Hydroentangling unit . 42
6.3.1 Specific hazards . 42
6.3.2 Specific risks . 42
6.3.3 Specific safety requirements . 42
6.4 Through-air dryer . 42
6.4.1 Specific hazards and risks . 42
6.4.2 Specific safety requirements .
...