IEC IEC 62807-3-10 Edition 1.02023-02 INTERNATIONAL STANDARD INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS33.120.20 ISBN 978-2-8322-6526-0 Warning! Make sure that you obtained this publication from an authorized distributor. ? Registered trademark of the International Electrotechnical Commission IEC 62807-3-10:2023 @ IEC 2023 - 2 - FOREWORD 4 1 Scope .6 2 Normative references . 3 Terms, definitions, symbols and abbreviated terms. 4 Design and construction . .8 4.1 General.. .8 4.2 Optical fibre elements .. 4.3 Current carrying elements. .8 4.4 Strength member .. 9 4.5 Filler 9 4.6 Yarn.. 9 4.7 Tape 9 4.8 Ripcord 9 4.9 Screen and/or shield. .9 4.10 Moisture barrier 10 4.11 Innersheath 10 4.12 Armouring 10 4.13 Outer sheath 10 4.14 Sheath marking 10 5 Rated values and characteristics 10 5.1 Minimum bending radius for installation .10 5.2 Temperature range ... 5.3 Rated voltages... .10 6 Requirements and test methods ... 11 6.1 General.. 11 6.2 Construction and length inspection . 6.2.1 Construction ... 6.2.2 Cable length and marking accuracy .. 6.3 Optical transmission requirements for cabled optical fibre. 6.4 Electrical requirements ..... 6.4.1 ConductorDCresistance.. 6.4.2 Withstand voltage of dielectric .. .12 6.4.3 Insulation resistance of current carrying elements .13 6.5 Mechanical requirements ... .13 General ... 6.5.1 .13 6.5.2 Tensile performance .. .14 6.5.3 Crush 15 6.5.4 Impact 15 6.5.5 Repeated bending .15 6.5.6 Torsion .16 6.5.7 Bend. 6.5.8 Abrasion resistance of cable markings 17 6.6 Environmental requirements 17 6.6.1 Temperature cycling 17 6.6.2 UV resistance Packaging 7 17 - 3 - IEC 62807-3-10:2023IEC 2023 8 Quality assurance... Annex A (informative) MiCE classification system and its use in this specification .. .19 A.1 MICE classification system .19 A.2 MICE classification and its application in this specification. .19 Annex B (informative) Some example structures of FTTA hybrid cables . .25 Annex C (informative) Blank detail specification and minimum requirements for FTTA hybrid communication cables .. 29 Annex D (informative) Conductor in hybrid cable.. ..32 Conductor type D.1 ...32 D.2 Insulation material ... Annex E (informative) Example of how to calculate the coverage factor formulae of shield or screen. .33 E.1 Braiding, ..33 E.2 Braid angle, β. ..33 E.3 Lay factor, KL ..33 E.4 Filling factor, q ...34 E.5 Coverage factor, Kc .34 Bibliography. .35 Figure B.1 - Hybrid cable with two optical fibre elements, two current carrying elements and metal shield (2F + 2 × 0,5 mm2) .25 Figure B.2 - Hybrid cable with flexible metal tube armouring (2F + 2 × 1 mm2) ...25 Figure B.3 - Hybrid cable with three elements (2F + 2 × 0,5 mm2) ....25 Figure B.4 - Combinational hybrid cable (6 × (2F + 2 × 0,5 mm2) ...26 Figure B.5 - Hybrid cable with metal tape armouring (I) (2 × 2F + 4 × 1 mm2) ...26 Figure B.6 - Hybrid cable with metal tape armouring (II) (2 × 2F + 2 × 2 × 0,5 mm2)........26 Figure B.7 - Hybrid cable with 2 current carrying elements and 1 optical fibre element.......27 Figure B.8 - Hybrid cable with 8 electrical elements and 6 optical fibre elements ... ...27 Figure B.9 - Hybrid cable with 16 electrical elements and 2 optical fibre elements... ....27 Figure B.10 - Hybrid cable with shielding (1 × 24F + 12 × conductor 6 mm2 or 16 mm2) ... 27 Figure B.11 - Hybrid cable with 8 electrical elements and 1 optical fibre cable ..28 Table 1 - Optical transmission requirements for cabled optical fibre elements .12 Table 2 - Test voltages for different rated voltages.. Table A.1 - Installed cable environments . ..19 Table A.2 - Details of environmental classification and its application in this specification.. .20 Table A.3 - Resistance to solar radiation. ..22 Table A.4 - Liquid pollution. Table A.5 - Gaseous pollution resistance ... ..23 Table A.6 - Gaseous pollution resistance ..24 Table C.1 - Blank detail specification . ...29 Table D.1 - The type and code of insulation material and the maximum temperature of c