INTERNATIONAL ISO STANDARD 22291 First edition 2022-01 LLC, subscriptions Safety requirements for wetlaid- nonwoven machinery com, Exigences de seécurite pour les machines de production de non tissé dounloaded par voie humide 2022-02-04 14:07:52 +0000 by University of Toronto L user Reference number ISO 22291:2022(E) [so @ ISO 2022 IS0 22291:2022(E) Techstr LLC, techstr com, dounloaded on +0000 fq University of Toro onto user COPYRIGHTPROTECTEDDOCUMENT IS02022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may the internet or an intranet, withoutpriorwrittenpermission.Permission can be requested from eitherIso 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: +4122 749 0111 Email: [email protected] Website: www.iso.org Published in Switzerland i @ IS0 2022 - All rights reserved IS0 22291:2022(E) Contents Page Foreword vi Introduction vii 1 Scope. 2 Normative references. 3 Terms and definitions. 4 4 List of significant hazards 5 LLC, 5 General safety requirements and/or protective/risk reduction measures. 1 5.1 General 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 forthe 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 2022 5.10 Electric drive system and power transmission elements. 14 2-02- 5.11 Specific safety requirements for starting and stopping. 14 5.12 Controlsystemandactuators 16 14:07 5.13 Electrical equipment. 17 5.14 Hydraulic equipment. 18 +0000 5.15 Pneumatic equipment .18 fq 5.16 Special operation. .18 University 5.16.1 General 18 5.16.2 Specific safety requirements .18 5.17 Mobile machines, handling devices, operational parts .20 9. 5.17.1 General. 20 5.17.2 Specific hazards. .20 5.17.3 Specific risks.. .20 User 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.i9.1 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 @ IS0 2022 - All rights reserved ii IS0 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 by Techstreet 5.28.2Risk .27 5.28.3 Safety requirements.. .28 5.29 Machine elements and their combinations 28 LLC, 5.29.1 Power transmission enclosures. .28 5.29.2 Particularly dangerous machine elements .28 subscript ions 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. dounloaded 5.31.3 Safety requirements .37 5.32 Entry into machines or items of installation .37 5.32.1 Hazards. ..37 2022-02-04 5.32.2Risks .37 5.32.3 Safety requirements. .37 5.33 Cutting units .37 14:07:52 5.33.1 Hazards .37 5.33.2 Risks. 37 q 0000+ 5.33.3 Safety requirements. 5.34 Machine specific tools. .39 5.35 Whole body access to confined spaces. ..39 University 5.36 Tail and web threading equipment. .39 5.36.1 Manual web thread