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23、FIBER CABLING AND COMPONENTS STANDARD Table of Contents FOREWORD . vi 1 SCOPE .1 2 NORMATIVE REFERENCES .1 3 DEFINITIONS, ABBREVIATIONS AND ACRONYMS, UNITS OF MEASURE .2 3.1 General 2 3.2 Definitions 2 3.3 Abbreviations and acronyms . 6 3.4 Units of measure . 7 4 OPTICAL FIBER CABLE 7 4.1 General 7
24、4.2 Cable transmission performance 8 4.3 Physical requirements . 8 4.3.1 Inside plant cable 8 4.3.2 Indoor-outdoor cable .9 4.3.3 Outside plant cable .9 4.3.4 Drop cable .9 4.3.5 Outside plant microduct cable .9 5 CONNECTING HARDWARE .9 5.1 General 9 5.2 Connectors and adapters 10 5.2.1 Simplex and
25、duplex connectors . 10 5.2.1.1 Physical design. 10 5.2.1.2 Performance . 10 5.2.1.3 Keying and fiber positions 10 5.2.1.3.1 568SC Connector . 10 5.2.1.3.2 Other duplex connectors 11 5.2.2 Array connectors 11 5.2.2.1 Physical design. 11 5.2.2.2 Performance . 11 5.2.2.3 Keying and fiber positions 11 5
26、.2.2.4 Adapters . 11 5.2.2.4.1 Type-A adapters . 11 5.2.2.4.2 Type-B adapters . 12 5.2.3 Multimode and single-mode connector and adapter identification 12 5.3 Optical fiber splice . 12 5.4 Optical fiber splitter/coupler . 13 5.5 Housings for cable terminations 13 5.5.1 General 13 6 CORDS, ARRAY CABL
27、ES, AND TRANSISTIONS . 13 6.1 General 13 6.2 Cord cable . 13 6.3 Cord connectors 13 6.4 Termination configuration 14 6.4.1 Simplex 14 6.4.2 Duplex 14 6.4.2.1 A-to-B duplex patch cord 14 6.4.2.2 A-to-A duplex patch cord 14 6.4.3 Array . 15 6.4.3.1 General . 15 ANSI/TIA-568.3-D ii 6.4.3.2 Array patch
28、cords and array cables . 15 6.4.3.2.1 Type-A:1-1 array patch cord and array cable 15 6.4.3.2.2 Type-A:2-1 array patch cord 17 6.4.3.2.3 Type-A:2-2 array patch cord and array cable 18 6.4.3.2.4 Type-B:1-1 array patch cord and array cable 19 6.4.3.2.5 Type-B:2-1 array patch cord 20 6.4.3.2.6 Type-B:2-
29、2 array patch cord and array cable 21 6.4.3.2.7 Type-C:1-1 array patch cord and array cable 22 6.4.3.2.8 Type-C:2-1 array patch cord 23 6.4.3.2.9 Type-C:2-2 array patch cord and array cable 24 6.5 Optical fiber transition 25 7 OPTICAL FIBER TRANSMISSION PERFROMANCE AND TEST REQUIREMENTS . 26 7.1 Gen
30、eral 26 7.2 Field-test instruments 26 7.2.1 Multimode . 26 7.2.2 Single-mode . 26 7.3 Link and channel performance measurements . 26 7.3.1 General 26 7.3.2 Cabling Subsystem 1 . 27 7.3.3 Cabling Subsystem 2 and Cabling Subsystem 3 . 27 7.3.4 Use of test cords 27 7.3.5 Link attenuation allowance calc
31、ulation 28 7.3.6 Passive link attenuation allowance calculation 28 7.3.7 Channel attenuation allowance calculation 29 ANNEX A (NORMATIVE) OPTICAL FIBER CONNECTOR PERFORMANCE SPECIFICATIONS 30 A.1 Introduction 30 A.2 Intermateability requirements 30 A.3 Test samples . 30 A.3.1 General 30 A.3.2 Array
32、connector samples 30 A.3.3 Mechanical loading samples 30 A.3.4 Test samples with furcation points . 30 A.4 Performance requirements 30 A.4.1 Visual and mechanical inspections 30 A.4.2 Attenuation . 31 A.4.3 Return loss . 31 A.4.4 Low temperature 31 A.4.5 Temperature life . 32 A.4.6 Humidity . 32 A.4
33、.7 Impact 33 A.4.8 Strength of coupling mechanism 33 A.4.9 Durability 34 A.4.10 Cable retention . 34 A.4.11 Flex . 36 A.4.12 Twist . 37 ANNEX B (NORMATIVE) GRANDFATHERED FIBER AND CABLE TYPES 38 B.1 General . 38 B.2 Grandfathered cable transmission performance 38 ANNEX C (NORMATIVE) MAINTAINING OPTI
34、CAL FIBER POLARITY . 39 C.1 General 39 C.2 Duplex polarity systems 39 C.2.1 General 39 C.2.2 Consecutive-fiber positioning . 40 C.2.3 Reverse-pair positioning 42 C.3 Array polarity systems . 44 ANSI/TIA-568.3-D iii C.3.1 General 44 C.3.2 Connectivity Method A . 46 C.3.2.1 Connectivity Method A suppo
35、rting multiple duplex signals 46 C.3.2.2 Connectivity Method A supporting parallel signals for single-plug transceiver interfaces that employ one row of fibers per plug . 47 C.3.2.3 Connectivity Method A supporting parallel signals for two-plug transceiver interfaces that employ one row of fibers pe
36、r plug . 48 C.3.2.4 Connectivity Method A supporting parallel signals for single-plug transceiver interfaces that employ two rows of fibers per plug and array connector cables that employ one row of fibers per plug . 49 C.3.2.5 Connectivity Method A supporting parallel signals for single-plug transc
37、eiver interfaces and array connector patch cords and cables that exclusively employ two rows of fibers per plug . 50 C.3.3 Connectivity Method B . 51 C.3.3.1 Connectivity Method B supporting multiple duplex signals 51 C.3.3.2 Connectivity Method B supporting parallel signals for single-plug transcei
38、ver interfaces that employ one row of fibers per plug . 52 C.3.3.3 Connectivity Method B supporting parallel signals for two-plug transceiver interfaces that employ one row of fibers per plug . 53 C.3.3.4 Connectivity Method B supporting parallel signals for single-plug transceiver interfaces that e
39、mploy two rows of fibers per plug and array connector cables that employ one row of fibers per plug . 54 C.3.3.5 Connectivity Method B supporting parallel signals for single-plug transceiver interfaces and array connector patch cords and cables that exclusively employ two rows of fibers per plug 55
40、C.3.4 Connectivity Method C . 56 C.3.4.1 Connectivity Method C supporting multiple duplex signals 56 C.3.4.2 Connectivity Method C supporting parallel signals for single-plug transceiver interfaces that employ one row of fibers per plug . 57 C.3.4.3 Connectivity Method C supporting parallel signals
41、for two-plug transceiver interfaces that employ one row of fibers per plug . 58 C.3.4.4 Connectivity Method C supporting parallel signals for single-plug transceiver interfaces that employ two rows of fibers per plug and array connector cables that employ one row of fibers per plug . 59 C.3.4.5 Conn
42、ectivity Method C supporting parallel signals for single-plug transceiver interfaces and array connector patch cords and cables that exclusively employ two rows of fibers per plug 60 ANNEX D (NORMATIVE) OPTICAL BRANCHING COMPONENT PERFORMANCE SPECIFICATIONS61 D.1 General 61 D.2 Optical Branching Com
43、ponent Performance Specifications . 62 ANNEX E (INFORMATIVE) GUIDELINES FOR FIELD-TESTING LENGTH, LOSS AND POLARITY OF OPTICAL FIBER CABLING 63 E.1 General 63 E.2 Test criteria 63 E.2.1 General 63 E.2.2 Tier 1 64 E.2.3 Tier 2 (Optional) . 64 E.3 Test instruments 65 E.3.1 General 65 E.3.2 Optical los
44、s test set 65 E.3.3 Visible light source . 65 E.3.4 Optical time domain reflectometer . 65 E.3.5 Connector end-face cleaning and inspection equipment. 65 E.4 Precautions to measurement testing 66 E.5 Test measurement methods . 66 E.5.1 Optical cabling attenuation . 66 E.5.1.1 General . 66 E.5.1.2 Ve
45、rifying test jumper quality . 67 E.5.1.3 Multimode . 68 E.5.1.3.1 General . 68 E.5.1.3.2 Setting the reference 68 ANSI/TIA-568.3-D iv E.5.1.3.3 Verifying the reference . 69 E.5.1.3.4 Measuring link attenuation . 69 E.5.1.4 Single-mode . 70 E.5.1.4.1 General . 70 E.5.1.4.2 Setting the reference 70 E.
46、5.1.4.3 Verifying the reference . 70 E.5.1.4.4 Measuring link attenuation . 71 E.5.1.5 Calculating cabling attenuation 71 E.5.2 Length 71 E.5.3 Polarity . 72 E.5.4 OTDR trace 72 E.6 Documentation 73 ANNEX F (INFORMATIVE) BIBLIOGRAPHY AND REFERENCES 74 List of Tables Table 1 Optical fiber cable trans
47、mission performance parameters . 8 Table 2 Type-A:1-1 array patch cord and array cable fiber sequence 16 Table 3 Type-A:2-1 array patch cord fiber sequence 17 Table 4 Type-A:2-2 array patch cord and array cable fiber sequence 18 Table 5 Type-B:1-1 array patch cord and array cable fiber sequence 19 T
48、able 6 Type-B:2-1 array patch cord fiber sequence 20 Table 7 Type-B:2-2 array patch cord and array cable fiber sequence 21 Table 8 Type-C:1-1 array patch cord and array cable fiber sequence 22 Table 9 Type-C:2-1 array patch cord fiber sequence 23 Table 10 Type-C:2-2 array patch cord and array cable
49、fiber sequence 24 Table 11 - Test cord loss allowance . 27 Table 12 - Grandfathered optical fiber cable transmission performance parameters 38 Table 13 - Summary of components supporting multiple duplex signals . 44 Table 14 - Summary of components supporting parallel signals for transceiver interfaces that employ one row of fibers per plug . 44 Table 15 - Summary of components supporting parallel signals for transceiver interfaces that employ two rows of fibers per plug and array connector cables that employ one row of fibers per plug . 45 Table 16 - Summary of comp
