1、 IEC/TR 60825-17 Edition 1.0 2010-11 TECHNICAL REPORT Safety of laser products Part 17:Safety aspects for use of passive optical components and optical cables in high power optical fibre communication systems IEC/TR 60825-17:2010(E)Copyrighted material licensed to BR Demo by Thomson Reuters(Scientif
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10、your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.N
11、o further reproduction or distribution is permitted.Uncontrolled when printed.IEC/TR 60825-17 Edition 1.0 2010-11 TECHNICAL REPORT Safety of laser products Part 17:Safety aspects for use of passive optical components and optical cables in high power optical fibre communication systems INTERNATIONAL
12、ELECTROTECHNICAL COMMISSION R ICS 31.260;33.180.01.PRICE CODEISBN 978-2-88912-237-0 Registered trademark of the International Electrotechnical Commission Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or
13、 distribution is permitted.Uncontrolled when printed.2 TR 60825-17 IEC:2010(E)CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope.6 2 Normative references.6 3 Terms and definitions.6 4 Recommendations.8 4.1 General considerations the background to optical fibre damage at high powers.8 4.2 Additional recommen
14、dations for automatic power reduction(APR).8 4.3 The need for additional user information and its recommended format.9 4.4 Fibre and connector damage induced by high optical powers.11 4.4.1 Fibre fuse and other effects.11 4.4.2 Contamination particles.12 4.5 Splicing,polishing,and cleaning of connec
15、tors and fibre,and fibre preparation.12 4.5.1 General.12 4.5.2 Fibre in a splice tray.12 4.6 Other fibre core damage,coating or cladding damage and damage to adjacent services.13 4.7 Degradation or burn-through of protection cap and/or shutter.13 4.8 Potentially collimated beam profile resulting in
16、an increased optical hazard.13 4.8.1 General.13 4.8.2 High power expanded beam connectors.14 4.8.3 Secondary hazards fire hazard.14 4.9 Increases in the temperatures of attenuators,collimators,splitters and other passive components.14 4.10 Additional labelling.15 4.11 Potential problems arising from incompatibly between fibre types.15 4.12 Identification of non-standard damage-resistant fibres.15 4.13 Other effects due to novel coatings or construction.16 Bibliography.17 Copyrighted material