BS EN 61753-081-2:2014 BSI Standards Publication Fibre optic interconnecting devices and passive components — Performance standard Part 081-2: Non-connectorized single-mode fibre optic middle-scale x N DWDM devices for category C — Controlled environments BRITISH STANDARD BS EN 61753-081-2:2014 National foreword This British Standard is the UK implementation of EN 61753-081-2:2014 It is identical to IEC 61753-081-2:2014 The UK participation in its preparation was entrusted by Technical Committee GEL/86, Fibre optics, to Subcommittee GEL/86/2, Fibre optic interconnecting devices and passive components A list of organizations represented on this committee can be obtained on request to its secretary This publication does not purport to include all the necessary provisions of a contract Users are responsible for its correct application © The British Standards Institution 2014 Published by BSI Standards Limited 2014 ISBN 978 580 81976 ICS 33.180.10 Compliance with a British Standard cannot confer immunity from legal obligations This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 September 2014 Amendments/corrigenda issued since publication Date Text affected BS EN 61753-081-2:2014 EUROPEAN STANDARD EN 61753-081-2 NORME EUROPÉENNE EUROPÄISCHE NORM August 2014 ICS English Version Fibre optic interconnecting devices and passive components Performance standard - Part 081-2: Non-connectorized singlemode fibre optic middle-scale x N DWDM devices for category C - Controlled environments (IEC 61753-081-2:2014) Dispositifs d'interconnexion et composants passifs fibres optiques - Norme de performance - Partie 081-2: Dispositifs DWDM x N de milieu d'échelle fibres optiques unimodales, non connectorisés, pour catégorie C Environnements contrôlés (CEI 61753-081-2:2014) Lichtwellenleiter - Verbindungselemente und passive Bauteile - Betriebsverhalten - Teil 081-2: Nicht mit Steckverbinder versehene mittelgroße EinmodenLichtwellenleiter-1-x-N-DWDM-Bauteile für die Kategorie C - Kontrollierte Umgebung (IEC 61753-081-2:2014) This European Standard was approved by CENELEC on 2014-05-29 CENELEC 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 CENELEC 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 CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom European Committee for Electrotechnical Standardization Comité Européen de Normalisation Electrotechnique Europäisches Komitee für Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels © 2014 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members Ref No EN 61753-081-2:2014 E BS EN 61753-081-2:2014 EN 61753-081-2:2014 -2- Foreword The text of document 86B/3646/CDV, future edition of IEC 61753-081-2, prepared by SC 86B "Fibre optic interconnecting devices and passive components" of IEC/TC 86 "Fibre optics" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61753-081-2:2014 The following dates are fixed: – latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2015-03-01 – latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2017-05-29 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights CENELEC [and/or CEN] shall not be held responsible for identifying any or all such patent rights Endorsement notice The text of the International Standard IEC 61753-081-2:2014 was approved by CENELEC as a European Standard without any modification -3- BS EN 61753-081-2:2014 EN 61753-081-2:2014 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application For dated references, only the edition cited applies For undated references, the latest edition of the referenced document (including any amendments) applies NOTE When an International Publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies NOTE Up-to-date information on the latest versions of the European Standards listed in this annex is available here: www.cenelec.eu Publication IEC 60793-2-50 Year 2012 IEC 60794-2-50 - IEC 61300-2-1 - IEC 61300-2-4 - IEC 61300-2-9 - IEC 61300-2-14 - IEC 61300-2-17 - IEC 61300-2-18 - IEC 61300-2-19 - IEC 61300-2-22 - IEC 61300-2-42 - Title EN/HD Optical fibres Part 2-50: ProductEN 60793-2-50 specifications - Sectional specification for class B single-mode fibres Optical fibre cables Part 2-50: IndoorEN 60794-2-50 cables - Family specification for simplex and duplex cables for use in terminated cable assemblies Fibre optic interconnecting devices andEN 61300-2-1 passive components - Basic test and measurement procedures Part 2-1: Tests - Vibration (sinusoidal) Fibre optic interconnecting devices andEN 61300-2-4 passive components - Basic test and measurement procedures Part 2-4: Tests - Fibre/cable retention Fibre optic interconnecting devices andEN 61300-2-9 passive components - Basic test and measurement procedures Part 2-9: Tests - Shock +AC Fibre optic interconnecting devices andEN 61300-2-14 passive components - Basic test and measurement procedures Part 2-14: Tests - High optical power Fibre optic interconnecting devices andEN 61300-2-17 passive components - Basic test and measurement procedures Part 2-17: Tests - Cold Fibre optic interconnecting devices andEN 61300-2-18 passive components - Basic test and measurement procedures Part 2-18: Tests - Dry heat - High temperature endurance Fibre optic interconnecting devices andEN 61300-2-19 passive components - Basic test and measurement procedures Part 2-19: Tests - Damp heat (steady state) Fibre optic interconnecting devices andEN 61300-2-22 passive components - Basic test and measurement procedures Part 2-22: Tests - Change of temperature Fibre optic interconnecting devices andEN 61300-2-42 passive components - Basic test and measurement procedures Part 2-42: Tests - Static side load for strain relief Year 2013 - - - - 2011 - - - - - - BS EN 61753-081-2:2014 EN 61753-081-2:2014 IEC 61300-3-2 - IEC 61300-3-6 - IEC 61300-3-20 - IEC 61300-3-29 - IEC 61300-3-32 - IEC 61300-3-38 - IEC 61753-021-2 - IEC 62074-1 - ITU series -4Fibre optic interconnecting devices andEN 61300-3-2 passive components - Basic test and measurement procedures Part 3-2: Examinations and measurements Polarization dependent loss in a singlemode fibre optic device Fibre optic interconnecting devices andEN 61300-3-6 passive components - Basic test and measurement procedures Part 3-6: Examinations and measurements - Return loss Fibre optic interconnecting devices andEN 61300-3-20 passive components - Basic test and measurement procedures Part 3-20: Examinations and measurements Directivity of fibre optic branching devices +EN 61300-3-2002 20:2001/corrigendum Mar 2002 Fibre optic interconnecting devices andEN 61300-3-29 passive components - Basic test and measurement procedures Part 3-29: Examinations and measurements Spectral transfer characteristics of DWDM devices Fibre optic interconnecting devices andEN 61300-3-32 passive components - Basic test and measurement procedures Part 3-32: Examinations and measurements Polarisation mode dispersion measurement for passive optical components Fibre optic interconnecting devices andEN 61300-3-38 passive components - Basic test and measurement procedures Part 338:Examinations and measurements Group delay, chromatic dispersion and phase ripple Fibre optic interconnecting devices andEN 61753-021-2 passive components performance standard Part 021-2: Grade C/3 singlemode fibre optic connectors for category C - Controlled environment Fibre optic interconnecting devices andEN 62074-1 passive components - Fibre optic WDM devices Part 1: Generic specification Pulse code modulation (PCM) of voiceseries frequencies –2– BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 CONTENTS Scope Normative references Terms and definitions Test conditions – General Test report Reference components 7 Performance requirements 7.1 Dimensions 7.2 Test details and requirements Annex A (normative) Sample size 16 Bibliography 17 Table – Spectral bands for single-mode systems a Table – Test and requirements for type A (Gaussian passband profile) Table – Test and requirements for type B (Flat-top passband profile) 11 Table – Environmental test for all types 14 Table A.1 – Sample size 16 BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 –5– FIBRE OPTIC INTERCONNECTING DEVICES AND PASSIVE COMPONENTS – PERFORMANCE STANDARD – Part 081-2: Non-connectorized single-mode fibre optic middle-scale × N DWDM devices for category C – Controlled environments Scope This part of IEC 61753 contains the minimum initial test and measurement requirements and severities which a fibre optic middle-scale × N (16 ≤N ≤64) DWDM (dense wavelength division multiplexing) device with channel spacing of 50 GHz, 100 GHz or 200 GHz needs to satisfy in order to be categorized as meeting the requirements of category C – Controlled environment The requirements are given for the DWDM devices with Gaussian passband profile and flat-top passband profile The requirements cover devices with single-mode nonconnectorized pigtails and no circuit board Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application For dated references, only the edition cited applies For undated references, the latest edition of the referenced document (including any amendments) applies IEC 60793-2-50:2012, Optical fibres – Part 2-50: Product specifications – Sectional specification for class B single-mode fibres IEC 60794-2-50, Optical fibre cables – Part 2-50: Indoor cables – Family specification for simplex and duplex cables for use in terminated cable assemblies IEC 61300-2-1, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-1: Tests – Vibration (sinusoidal) IEC 61300-2-4, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-4: Tests – Fibre/cable retention IEC 61300-2-9, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-9: Tests – Shock IEC 61300-2-14, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-14: Tests – High optical power IEC 61300-2-17, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-17: Tests – Cold IEC 61300-2-18, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-18: Tests – Dry heat – High temperature endurance IEC 61300-2-19, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-19: Tests – Damp heat (steady state) –6– BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 IEC 61300-2-22, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-22: Tests – Change of temperature IEC 61300-2-42, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-42: Tests – Static side load for connectors IEC 61300-3-2, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-2: Examinations and measurements – Polarization dependence of attenuation in a a single-mode fibre optic device IEC 61300-3-6, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-6: Examinations and measurements – Return loss IEC 61300-3-20, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-20: Examinations and measurements – Directivity of fibre optic branching devices IEC 61300-3-29, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-29: Examinations and measurements – Measurement techniques for characterizing the amplitude of the spectral transfer function of DWDM components IEC 61300-3-32, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-32: Examinations and measurements – Polarization mode dispersion measurement for passive optical components IEC 61300-3-38, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-38: Examinations and measurements – Group delay, chromatic dispersion and phase ripple IEC 61753-021-2, Fibre optic interconnecting devices and passive components performance standard – Part 021-2: Fibre optic connectors terminated on single mode fibre for category C –Controlled environment IEC 62074-1, Fibre optic WDM devices – Part 1: Generic specification ITU-T Recommendation G series – Supplement 39, Optical system design and engineering considerations ITU-T Recommendation G.692, Optical interfaces for multichannel systems with optical amplifiers ITU-T Recommendation G.694.1, Spectral grids for WDM applications: DWDM frequency grid Terms and definitions For the purposes of this document, the following terms and definitions, as well as those given in IEC 62074-1, apply 3.1 middle-scale × N DWDM device wavelength-selective branching device which performs the function both of a wavelength multiplexer and demultiplexer with DWDM channel spacing of 50 GHz, 100 GHz or 200 GHz and a number of channels (N) equalling 16 ~ 64 BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 –7– 3.2 type A (Gaussian passband profile) middle-scale × N DWDM device whose passband profile is Gaussian shape 3.3 type B (Flat-top passband profile) middle-scale × N DWDM device whose passband profile is flat-top shape Test conditions – General Unless otherwise specified, all test methods shall be in accordance with the IEC 61300 series The samples shall be terminated onto single-mode fibres as per IEC 60793-2-50:2012 category B1.1 or B1.3 or B6 in either coated fibres (primary and secondary) or reinforced cable format as per IEC 60794-2-50 DWDM devices used for each test are intended to be previously unstressed new samples but may also be selected from previously used samples, if desired All measurements shall be carried out at normal room temperature, unless otherwise stated If the device is provided with an active temperature control, this shall be set at the setpoint specified by the manufacturer The requirements apply to every combination of input and output port All tests shall be carried out to validate performance over the required operating wavelength range As a result, single or multiple spectral bands may be chosen for the qualification and differing target specifications may be assigned to each spectral band The following Table is intended to provide guidance on the wavelength ranges of the various spectral bands It is not intended for specification Values of operating wavelength used in performance verification shall be defined in the manufacturer’s specification Table – Spectral bands for single-mode systems a a Band Descriptor Range nm O-band Original 260 to 360 E-band Extended 360 to 460 S-band Short wavelength 460 to 530 C-band Conventional 530 to 565 L-band Long wavelength 565 to 625 U-band Ultralong wavelength 625 to 675 Taken from ITU-T G-series Recommendations – Supplement 39, Optical system design and engineering considerations Test report Fully documented test reports and supporting evidence shall be prepared and be available for inspection as evidence that the tests have been carried out and complied with Reference components The testing for these components does not require the use of reference components –8– BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 Performance requirements 7.1 Dimensions Dimensions shall comply with those given in appropriate manufacturers’ drawings 7.2 Test details and requirements The device is equipped with no circuit-board including a temperature controller The requirements are given only for pigtailed DWDM devices For connectorized components, the connector performances shall be in compliance with IEC 61753-021-2 A minimum length of fibre or cable of2,0 m per port shall be included in all climatic and environmental tests The operating wavelengths, unless otherwise specified, shall be in accordance with ITU-T Recommendation G.692 and G.694.1 Where devices with wavelength spaced channels have to be considered, the conversion should refer to vacuum wavelength Table – Test and requirements for type A (Gaussian passband profile) No 1A 2A Tests Number of channels: N Channel frequency range Requirements 16 ≤ N ≤64 Channel central frequency ± 0,125 × ∆f where ∆f is the channel spacing Details Operating wavelength: ITU-T grid or custom design NOTE: Design information (not test item) Channel central frequency: ITU-T grid or custom design NOTE: Design information (not test item) ITU-T Recommendation G.694.1 3A 4A 5A 6A Attenuation (insertion loss) ≤ 4,3 dB (channel n° ≤ 24) Launch fibre length: ≥ 2,0 m IEC 61300-3-29 ≤ 4,8 dB (channel n° > 24) Measurement uncertainty: ± 0,05 dB Maximum allowable insertion loss over the channel frequency range NOTE: The insertion loss is determined as the worst case over all states of polarization Channel nonuniformity ≤ 1,0 dB (channel n° ≤24) Launch fibre length: ≥ 2,0 m IEC 61300-3-29 ≤ 1,5 dB (channel n° >24) Measurement uncertainty: ± 0,05 dB Maximum allowable channel non-uniformity of insertion losses NOTE: The channel non-uniformity shall be determined as the worst case over all states of polarization dB passband width ≥ 0,25 × ∆f where ∆f is the channel spacing Launch fibre length: ≥ 2,0 m IEC 61300-3-29 Minimum allowable dB passband width (centred at the channel frequency) Measurement uncertainty: ± 0,01 × ∆f NOTE: The dB passband width shall be determined as the worst case over all states of polarization dB passband width ≥ 0,5 × ∆f where ∆f is the channel spacing Launch fibre length: ≥ 2,0 m IEC 61300-3-29 Minimum allowable dB passband width (centred at the channel frequency) Measurement uncertainty: ± 0,01 × ∆f NOTE: The dB passband width is determined as the worst case over all states of polarization BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 –9– Table (continued) No 7A Tests Passband ripple IEC 61300-329 8A Adjacent channel crosstalk IEC 61300-329 Requirements ≤ 1,5 dB Maximum insertion loss variation within the channel frequency range ≤ –25 dB Maximum allowable adjacent channel crosstalk over the channel frequency range Details Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,05 dB NOTE: The passband ripple is determined as the worst case over all states of polarization Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,1 dB NOTE: The adjacent channel crosstalk is specified only for demultiplexer The adjacent channel crosstalk is determined as the worst case over all states of polarization 9A Non-adjacent channel crosstalk IEC 61300-329 ≤ –30 dB Maximum allowable nonadjacent channel crosstalk over the channel frequency range Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,1 dB NOTE: The non-adjacent channel crosstalk is specified only for demultiplexer The non-adjacent channel crosstalk is determined as the worst case over all states of polarization 10A Total channel crosstalk IEC 61300-329 ≤ –22 dB (channel n° ≤40) ≤ –20 dB (channel n° >40) Maximum allowable total channel crosstalk value Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,1 dB NOTE: The total channel crosstalk is specified only for demultiplexer The total channel crosstalk is determined as the worst case over all states of polarization 11A Polarization dependent loss (PDL) IEC 61300-3-2 12A Polarization mode dispersion (PMD) IEC 61300-332 ≤ 0,4 dB Maximum allowable PDL over the channel frequency range ≤.0,5 ps Maximum allowable PMD over the channel frequency range Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,05 dB NOTE: The allowable PDL combination applies to all combination of input and output ports Launch fibre length: ≥.2,0 m Measurement uncertainty: ±.0,1 dB NOTE: The allowable PMD combination applies to all combination of input and output ports – 10 – BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 Table (continued) No Tests 13A Chromatic dispersion (CD) ≤ 20 ps/nm for 100 GHz channel spacing Launch fibre length: ≥ 2,0 m IEC 61300-3-38 ≤ 60 ps/nm for 50 GHz channel spacing Measurement uncertainty: ± ps Maximum allowable CD over the channel frequency range (absolute value) NOTE: The allowable CD combination applies to all combination of input and output ports Return loss ≥ 40 dB ≥ 2,0 m IEC 61300-3-6 Minimum allowable return loss Launch fibre length: Measurement uncertainty: ± dB NOTE: All ports not under test is terminated to avoid unwanted reflections contributing to the measurement Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± dB NOTE: All ports not under test shall be terminated to avoid unwanted reflections contributing to the measurement 14A 15A Requirements Directivity ≥ 40 dB IEC 61300-3-20 Minimum allowable directivity Details The directivity is measured between any pair of input or output ports 16A High optical power IEC 61300-2-14 Before and after the test, the limits of insertion loss and return loss of test 3A and 14A shall be met During the test, the insertion loss change is monitored During and after the test, the insertion loss change shall be within ±0,3 dB of the initial value During the test, the return loss change is monitored The sum of the initial value and the change of the return loss shall be within the value defined at test 14A Optical power: 300 mW Wavelength: 550 nm Duration of the optical power exposure: 30 Temperature: 60 °C ± 2° C Relative humidity: +2 93 − % RH Input port: Single input port Measurement uncertainty: ± 0,05 dB for insertion loss measurement ± dB for return loss measurement BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 – 11 – Table – Test and requirements for type B (Flat-top passband profile) No 1B 2B Tests Requirements Number of channels 16 ≤ channel n° ≤64 Channel frequency range Channel central frequency ± 0,125 × ∆f where ∆f is the channel spacing Details Operating wavelength: ITU-T grid or custom design NOTE: Design information (not test item) Channel central frequency: ITU-T grid or custom design NOTE: Design information (not test item) ITU-T Recommendation G.694.1 3B 4B 5B 6B 7B Attenuation Insertion loss ≤5,5 dB (channel n° ≤24) Launch fibre length: ≥ 2,0 m IEC 61300-329 ≤6,0 dB (channel n° >24) Measurement uncertainty: ± 0,05 dB Maximum allowable insertion loss over the channel frequency range NOTE: The insertion loss is determined as the worst case over all states of polarization Channel nonuniformity ≤1,0 dB (channel n° ≤24) Launch fibre length: ≥ 2,0 m IEC 61300-329 ≤1,5 dB (channel n° >24) Measurement uncertainty: ± 0,05 dB Maximum allowable channel non-uniformity of insertion losses NOTE: The channel non-uniformity is determined as the worst case over all states of polarization dB passband width ≥ 0,5 × ∆f where ∆f is the channel spacing Launch fibre length: ≥ 2,0 m IEC 61300-329 Minimum allowable dB passband width (centred at the channel frequency) Measurement uncertainty: ± 0,01 × ∆f NOTE: The dB passband width is determined as the worst case over all states of polarization dB passband width ≥ 0,5 × ∆f where ∆f is the channel spacing Launch fibre length: ≥ 2,0 m IEC 61300-329 Minimum allowable dB passband width (centred at the channel frequency) Measurement uncertainty: ± 0,01 × ∆f NOTE: The dB passband width is determined as the worst case over all states of polarization ≤ 0,5 dB Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,05 dB NOTE: The passband ripple is determined as the worst case over all states of polarization Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,1 dB NOTE: The adjacent channel crosstalk is specified only for demultiplexer Passband ripple IEC 61300-329 8B Adjacent channel crosstalk IEC 61300-3-29 Maximum insertion loss variation within the channel frequency range ≤ -25 dB Maximum allowable adjacent channel crosstalk over the channel frequency range The adjacent channel crosstalk is determined as the worst case over all states of polarization – 12 – BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 Table (continued) No 9B Tests Non-adjacent channel crosstalk IEC 61300-3-29 Requirements ≤ –30 dB Maximum allowable nonadjacent channel crosstalk over the channel frequency range Details Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,1 dB NOTE: The non-adjacent channel crosstalk is specified only for demultiplexer The non-adjacent channel crosstalk is determined as the worst case over all states of polarization 10B Total channel crosstalk ≤ –22 dB (channel n° ≤40) Launch fibre length: ≥ 2,0 m IEC 61300-3-29 ≤ –20 dB (channel n° >40) Measurement uncertainty: ± 0,1 dB Maximum allowable total channel crosstalk value NOTE: The total channel crosstalk is specified only for demultiplexer The total channel crosstalk is determined as the worst case over all states of polarization 11B Polarization dependent loss (PDL) IEC 61300-3-2 12B Polarization mode dispersion (PMD) IEC 61300-3-32 13B 14B ≤ 0,4 dB Maximum allowable PDL over the channel frequency range ≤ 0,5 ps Maximum allowable PMD over the channel frequency range Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,05 dB NOTE: The allowable PDL combination applies to all combination of input and output ports Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± 0,1 dB NOTE: The allowable PMD combination applies to all combination of input and output ports ≥ 2,0 m Chromatic dispersion (CD) ≤ 40 ps/nm for 100 GHz channel spacing Launch fibre length: IEC 61300-3-38 ≤ 100 ps/nm for 50 GHz channel spacing Measurement uncertainty: Maximum allowable CD over the channel frequency range (absolute value) NOTE: Return loss ≥ 40 dB IEC 61300-3-6 Minimum allowable return loss Launch fibre length: Measurement uncertainty: NOTE: ± ps The allowable CD combination applies to all combination of input and output ports ≥ 2,0 m ± dB All ports not under test is terminated to avoid unwanted reflections contributing to the measurement BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 – 13 – Table (continued) No 15B Tests Requirements Directivity ≥ 40 dB IEC 61300-3-20 Minimum allowable directivity Details Launch fibre length: ≥ 2,0 m Measurement uncertainty: ± dB NOTE: All ports not under test is terminated to avoid unwanted reflections contributing to the measurement The directivity is measured between any pair of input or output ports 16B High optical power IEC 61300-2-14 Before and after the test, the limits of insertion loss and return loss of test n° 3B and 14B shall be met During the test, the insertion loss change is monitored During and after the test, the insertion loss change shall be within ±0,5 dB of the initial value During the test, the return loss change is monitored The sum of the initial value and the change of the return loss shall be within the value defined at test 14B Optical power: 300 mW Wavelength: 550 nm Duration of the optical power exposure: 30 Temperature: 60 °C ± ° C Relative humidity: +2 93 − % RH Input port: Single input port Measurement uncertainty: ± 0,05 dB for insertion loss measurement ± dB for return loss measurement – 14 – BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 Table – Environmental test for all types No 17 Tests Requirements IEC 61300-2-17 Before and after the test, the limits of insertion loss and return loss of tests 3A (3B) and 14A (14B) shall be met Cold Details Temperature: –10 °C ± °C Duration of exposure: 96 h Temperature: +60 °C ± °C Duration of exposure: 96 h Before and after the test, the limits of insertion loss and return loss of test 3A (3B) and 14A (14B) shall be met Temperature: +40 ± °C Relative humidity: +2 93 − % RH During the test, the insertion loss change is monitored During and after the test, the insertion loss change shall be within ± 0,5 dB of the initial value Duration of exposure: 96 h Before and after the test, the limits of insertion loss and return loss of tests 3A (3B) and 14A (14B) shall be met High temperature: +60 °C ± °C Low temperature: –10 °C ± °C Number of cycles: Duration at extreme temperature: 60 Rate of change: °C/min Frequency range: Hz – 55 Hz Number of axes: orthogonal axes Number of sweeps: 15 /axis Sweep rate: octave/min Amplitude: 0,75 mm The insertion loss change after the test shall be within ±0,5 dB of the initial value 18 High temperature endurance IEC 61300-2-18 19 Damp heat (steady state) IEC 61300-2-19 20 Change of temperature IEC 61300-2-22 Before and after the test, the limits of insertion loss and return loss of test 3A (3B) and 14A (14B) shall be met The insertion loss change after the test shall be within ±0,5 dB of the initial value During the test, the insertion loss change is monitored During and after the test, the insertion loss change shall be within ± 0,5 dB of the initial value 21 Vibration IEC 61300-2-1 Before and after the test, the limits of insertion loss and return loss of tests 3A (3B) and 14A (14B) shall be met During the test, the insertion loss change is monitored During and after the test, the insertion loss change shall be within ± 0,5 dB of the initial value BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 – 15 – Table (continued) No 22 Tests Fibre/cable retention IEC 61300-2-4 Requirements Before and after the test, the limits of insertion loss and return loss of tests 3A (3B) and 14A (14B) shall be met Details Magnitude and rate of application: (10 ± 1) N at N/s for reinforced cables (5,0 ± 0,5) N at 0,5 N/s for secondary coated fibres The insertion loss change after the test shall be within ± 0,5 dB of the initial value (2,0 ± 0,2) N at 0,5 N/s for primary coated fibres Duration of the test: 120 s duration at 10 N 60 s duration at N or N 23 Shock IEC 61300-2-9 Before and after the test, the limits of insertion loss and return loss of test 3A (3B) and 14A (14B) shall be met Point of application of tensile load: 0,3 m from the exit point of the fibre/cable from the specimen Method of mounting: The sample shall be rigidly mounted such that the load is only applied to the fibre/cable retention mechanism Acceleration: Components: 000 m/s Modules: 0,125 kg < module mass ≤0,225 kg: 000 m/s The insertion loss change after the test shall be within ± 0,5 dB of the initial value 24 Static side load IEC 61300-2-42 Before and after the test, the limits of insertion loss and return loss of tests 3A (3B) and 14A (14B) shall be met The insertion loss change after the test shall be within ±0,5 dB of the initial value 0,225 kg < module mass ≤1 kg: 500 m/s Duration: ms, half sine pulse Number of axis: axes in directions Number of shocks: shocks per axis, 12 shock in total Magnitude and duration of the tensile load: N for h for reinforced cable 0,2 N for for secondary coated fibres Direction of application: Two mutually perpendicular directions – 16 – BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 Annex A (normative) Sample size All samples shall be subjected to tests – 13 All other tests shall be done in any of the following order Consecutive testing on the same optical sample is allowed, but, in case of failure during the consecutive testing, a new sample shall be prepared and the failed test shall be redone Table A.1 – Sample size No Tests Sample size Insertion loss 12 Channel non-uniformity 12 dB passband width 12 dB passband width 12 Passbamd ripple 12 Adjacent channel crosstalk 12 Non-adjacent channel crosstalk 12 Total channel crosstalk 12 Polarisation dependent loss (PDL) 12 10 Polarisation mode dispersion (PMD) 12 11 Chromatic dispersion 12 12 Return loss 12 13 Directivity 12 14 High optical power 15 Cold 16 High temperature endurance 17 Damp heat (steady state) 18 Change of temperature 19 Vibration (sinusoidal) 20 Fibre/Cable retention 21 Shock 22 Static side load BS EN 61753-081-2:2014 IEC 61753-081-2:2014 © IEC 2014 – 17 – Bibliography ITU-T Recommendation G.671, Transmission characteristics of optical components and subsystems _ This page deliberately left blank NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards Institution (BSI) BSI is the national body responsible for preparing British Standards and other standards-related publications, information and services BSI is incorporated by Royal Charter British Standards and 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