{"id":446278,"date":"2024-10-20T08:46:02","date_gmt":"2024-10-20T08:46:02","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-23-30455926-dc-2023\/"},"modified":"2024-10-26T16:20:03","modified_gmt":"2024-10-26T16:20:03","slug":"bsi-23-30455926-dc-2023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-23-30455926-dc-2023\/","title":{"rendered":"BSI 23\/30455926 DC 2023"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
1<\/td>\n | 30455926-NC.pdf <\/td>\n<\/tr>\n | ||||||
3<\/td>\n | ISO_IEC 11801-1;2017 ed.1 – id.66182 Publication PDF (en).pdf <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | CONTENTS <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | INTRODUCTION <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | Figures Figure 1 \u2013 Relationships between the generic cabling documents produced by ISO\/IEC JTC\u00a01\/SC\u00a025 <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 1 Scope 2 Normative references <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | 3 Terms, definitions, abbreviations and symbols 3.1 Terms and definitions <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | 3.2 Abbreviations <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 3.3 Symbols 3.3.1 Variables <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | 3.3.2 Indices 4 Conformance <\/td>\n<\/tr>\n | ||||||
35<\/td>\n | 5 Structure of generic cabling 5.1 Functional elements Figure 2 \u2013 General functional elements Figure 3 \u2013 Interconnect models <\/td>\n<\/tr>\n | ||||||
36<\/td>\n | 5.2 Interfaces 5.3 Cabling subsystems 5.3.1 Cabling subsystem 1 Figure 4 \u2013 Cross-connect models Figure 5 \u2013 Equipment and test interfaces <\/td>\n<\/tr>\n | ||||||
37<\/td>\n | 5.3.2 Cabling subsystems n \u2265 2 5.3.3 Common subsystems <\/td>\n<\/tr>\n | ||||||
38<\/td>\n | 5.3.4 Tie cabling 5.3.5 Channel and permanent link 6 Channel performance requirements 6.1 General 6.2 Environmental performance 6.2.1 General <\/td>\n<\/tr>\n | ||||||
39<\/td>\n | 6.2.2 Environmental classification Tables Table 1 \u2013 Channel environments <\/td>\n<\/tr>\n | ||||||
40<\/td>\n | Table 2 \u2013 Details of environmental classification <\/td>\n<\/tr>\n | ||||||
41<\/td>\n | 6.3 Balanced cabling transmission performance 6.3.1 General <\/td>\n<\/tr>\n | ||||||
42<\/td>\n | 6.3.2 Component choice 6.3.3 Channel parameters <\/td>\n<\/tr>\n | ||||||
43<\/td>\n | Table\u00a03 \u2013 Return loss for a channel <\/td>\n<\/tr>\n | ||||||
44<\/td>\n | Table\u00a04 \u2013 Informative return loss values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
45<\/td>\n | Table 5 \u2013 Insertion loss for a channel <\/td>\n<\/tr>\n | ||||||
46<\/td>\n | Table 6 \u2013 Informative insertion loss values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
47<\/td>\n | Table 7 \u2013 NEXT for a channel <\/td>\n<\/tr>\n | ||||||
48<\/td>\n | Table 8 \u2013 Informative NEXT values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
49<\/td>\n | Table 9 \u2013 PS\u00a0NEXT for a channel <\/td>\n<\/tr>\n | ||||||
50<\/td>\n | Table 10 \u2013 Informative PS\u00a0NEXT values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
51<\/td>\n | Table\u00a011 \u2013 Informative ACR-N values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
52<\/td>\n | Table\u00a012 \u2013 Informative PS\u00a0ACR-N values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
53<\/td>\n | Table\u00a013 \u2013 ACR-F for a channel <\/td>\n<\/tr>\n | ||||||
54<\/td>\n | Table\u00a014 \u2013 Informative ACR-F values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
55<\/td>\n | Table\u00a015 \u2013 PS\u00a0ACR-F for a channel <\/td>\n<\/tr>\n | ||||||
56<\/td>\n | Table\u00a016 \u2013 Informative PS\u00a0ACR-F values for a channel at key frequencies Table 17 \u2013 DC loop resistance for a channel <\/td>\n<\/tr>\n | ||||||
57<\/td>\n | Table\u00a018 \u2013 Propagation delay for a channel <\/td>\n<\/tr>\n | ||||||
58<\/td>\n | Table\u00a019 \u2013 Informative propagation delay values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
59<\/td>\n | Table 20 \u2013 Delay skew for a channel <\/td>\n<\/tr>\n | ||||||
60<\/td>\n | Table\u00a021 \u2013 TCL for channel for unscreened systems Table 22 \u2013 Informative TCL values for unscreened channels at key frequencies Table 23 \u2013 TCL for Class I and II screened channels <\/td>\n<\/tr>\n | ||||||
61<\/td>\n | Table 24 \u2013 Informative TCL values for Class I and II screened channels at key frequencies Table\u00a025 \u2013 ELTCTL for channel for unscreened systems <\/td>\n<\/tr>\n | ||||||
62<\/td>\n | Table 26 \u2013 Informative ELTCTL values for unscreened channels at key frequencies Table 27 \u2013 ELTCTL for Class I and II channels Table 28 \u2013 Informative ELTCTL values for Class I and II channels at key frequencies <\/td>\n<\/tr>\n | ||||||
63<\/td>\n | Table\u00a029 \u2013 Coupling attenuation for a channel for screened systems <\/td>\n<\/tr>\n | ||||||
64<\/td>\n | Table\u00a030 \u2013 PS\u00a0ANEXT for a channel Table\u00a031 \u2013 Informative PS\u00a0ANEXT values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
65<\/td>\n | Table\u00a032 \u2013 PS\u00a0ANEXTavg for a channel Table\u00a033 \u2013 Informative PS\u00a0ANEXTavg values for a channel at key frequencies <\/td>\n<\/tr>\n | ||||||
66<\/td>\n | Table\u00a034 \u2013 PS\u00a0AACR-F for a channel <\/td>\n<\/tr>\n | ||||||
67<\/td>\n | Table\u00a035 \u2013 Informative PS\u00a0AACR-F values for a channel at key frequencies Table\u00a036 \u2013 PS\u00a0AACR-Favg for a channel <\/td>\n<\/tr>\n | ||||||
68<\/td>\n | 6.4 Coaxial cabling transmission performance 6.4.1 General Table\u00a037 \u2013 Informative PS\u00a0AACR-Favg values for a channel at key frequencies Table 38 \u2013 Alien crosstalk and coupling attenuation for screened channels <\/td>\n<\/tr>\n | ||||||
69<\/td>\n | 6.4.2 Component choice 6.4.3 Channel parameters Table\u00a039 \u2013 Return loss for a channel Table 40 \u2013 Insertion loss for a channel <\/td>\n<\/tr>\n | ||||||
70<\/td>\n | Table 41 \u2013 Informative insertion loss values for a channel at key frequencies Table 42 \u2013 DC loop resistance for a channel Table 43 \u2013 DC current carrying capacity for a channel Table 44 \u2013 Operating voltage for a channel <\/td>\n<\/tr>\n | ||||||
71<\/td>\n | 6.5 Optical fibre cabling transmission performance 6.5.1 Component choice 6.5.2 Channel parameters 7 Link performance requirements 7.1 General Table\u00a045 \u2013 Screening attenuation for a channel <\/td>\n<\/tr>\n | ||||||
72<\/td>\n | 7.2 Balanced cabling 7.2.1 General Figure 6 \u2013 Link options Figure 7 \u2013 Link designations <\/td>\n<\/tr>\n | ||||||
73<\/td>\n | 7.2.2 Return loss Table 46 \u2013 Return loss for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
74<\/td>\n | 7.2.3 Insertion loss\/attenuation Table 47 \u2013 Informative return loss values for links at key frequencies <\/td>\n<\/tr>\n | ||||||
75<\/td>\n | Table 48 \u2013 Insertion loss for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
76<\/td>\n | 7.2.4 NEXT Table 49 \u2013 Informative insertion loss values for links withmaximum implementation at key frequencies Table 50 \u2013 NEXT for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
78<\/td>\n | Table 51 \u2013 Informative NEXT values for linkswith maximum implementation at key frequencies <\/td>\n<\/tr>\n | ||||||
79<\/td>\n | Table 52 \u2013 PS\u00a0NEXT for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
80<\/td>\n | 7.2.5 Attenuation to crosstalk ratio at the near-end Table 53 \u2013 Informative PS\u00a0NEXT values for links withmaximum implementation at key frequencies <\/td>\n<\/tr>\n | ||||||
81<\/td>\n | Table 54 \u2013 Informative ACR-N values for links withmaximum implementation at key frequencies <\/td>\n<\/tr>\n | ||||||
82<\/td>\n | 7.2.6 Attenuation to crosstalk ratio at the far-end Table 55 \u2013 Informative PS\u00a0ACR-N values for links withmaximum implementation at key frequencies <\/td>\n<\/tr>\n | ||||||
83<\/td>\n | Table 56 \u2013 ACR-F for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
84<\/td>\n | Table 57 \u2013 Informative ACR-F values for links withmaximum implementation at key frequencies <\/td>\n<\/tr>\n | ||||||
85<\/td>\n | Table 58 \u2013 PS\u00a0ACR-F for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
86<\/td>\n | 7.2.7 Direct current loop resistance Table 59 \u2013 Informative PS\u00a0ACR-F values for links with maximum implementation at key frequencies Table 60 \u2013 DC loop resistance for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
87<\/td>\n | 7.2.8 Direct current resistance unbalance 7.2.9 Propagation delay Table 61 \u2013 Informative DC loop resistance for links withmaximum implementation <\/td>\n<\/tr>\n | ||||||
88<\/td>\n | 7.2.10 Delay skew Table 62 \u2013 Propagation delay for 2-connection or 3-connection link Table 63 \u2013 Informative propagation delay values for links withmaximum implementation at key frequencies <\/td>\n<\/tr>\n | ||||||
89<\/td>\n | Table 64 \u2013 Delay skew for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
90<\/td>\n | 7.2.11 Unbalance attenuation and coupling attenuation Table 65 \u2013 Informative delay skew for links with maximum implementation <\/td>\n<\/tr>\n | ||||||
91<\/td>\n | Table 66 \u2013 TCL for Class I and II screened permanent links Table 67 \u2013 Informative TCL values for Class I and II screened permanent links at key frequencies <\/td>\n<\/tr>\n | ||||||
92<\/td>\n | Table 68 \u2013 ELTCTL for Class I and II permanent links Table 69 \u2013 Informative ELTCTL values for Class I and II permanent links at key frequencies <\/td>\n<\/tr>\n | ||||||
93<\/td>\n | 7.2.12 Alien crosstalk Table 70 \u2013 Coupling attenuation for a screened permanent link Table 71 \u2013 Informative coupling attenuation values for screened permanent links at key frequencies <\/td>\n<\/tr>\n | ||||||
94<\/td>\n | Table 72 \u2013 PS\u00a0ANEXT for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
95<\/td>\n | Table 73 \u2013 Informative PS\u00a0ANEXT values for links at key frequencies Table 74 \u2013 PS\u00a0ANEXTavg for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
96<\/td>\n | Table 75 \u2013 Informative PS\u00a0ANEXTavg values for links at key frequencies Table 76 \u2013 PS\u00a0AACRF for 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
97<\/td>\n | Table 77 \u2013 Informative PS\u00a0AACRF values for links at key frequencies Table 78 \u2013 PS\u00a0AACRFavg for a 2-connection or 3-connection link <\/td>\n<\/tr>\n | ||||||
98<\/td>\n | 7.3 Coaxial cabling 7.3.1 General 7.3.2 Return loss 7.3.3 Insertion loss Table 79 \u2013 Informative PS\u00a0AACRFavg values for links at key frequencies Table 80 \u2013 Alien crosstalk and coupling attenuation for screened links <\/td>\n<\/tr>\n | ||||||
99<\/td>\n | 7.3.4 Direct current loop resistance 7.3.5 DC current carrying capacity 7.3.6 Screening attenuation 7.4 Optical fibre cabling Table 81 \u2013 Insertion loss for link Table 82 \u2013 Informative insertion loss values for link at key frequencies Table 83 \u2013 DC loop resistance for link <\/td>\n<\/tr>\n | ||||||
100<\/td>\n | 8 Reference implementation for backbone cabling subsystems 8.1 General 8.2 Balanced cabling 8.2.1 Component choice 8.2.2 Dimensions Figure 8 \u2013 Backbone cabling model <\/td>\n<\/tr>\n | ||||||
101<\/td>\n | 8.3 Optical fibre cabling 8.3.1 General Table\u00a084 \u2013 Backbone link length equations <\/td>\n<\/tr>\n | ||||||
102<\/td>\n | 8.3.2 Component selection 8.3.3 Dimensions 9 Cable requirements 9.1 General 9.2 Operating environment 9.3 Balanced cables 9.3.1 Basic requirements <\/td>\n<\/tr>\n | ||||||
103<\/td>\n | 9.3.2 Balanced cables of Category 5 through 7A, 8.1 and 8.2 Table\u00a085 \u2013 Basic requirements of balanced cables Table\u00a086 \u2013 Mechanical characteristics of balanced cables of Category 5, 6, 6A, 7 and 7A <\/td>\n<\/tr>\n | ||||||
105<\/td>\n | 9.3.3 Balanced cables of Category BCT-B <\/td>\n<\/tr>\n | ||||||
106<\/td>\n | Table\u00a087 \u2013 Mechanical characteristics of balanced cables of Category BCT-B Table 88 \u2013 Minimum transmission performance requirements BCT-B balanced pairs <\/td>\n<\/tr>\n | ||||||
107<\/td>\n | 9.4 Coaxial cables 9.4.1 General 9.4.2 Environmental characteristics 9.4.3 Mechanical characteristics Table 89 \u2013 Basic requirements of coaxial cables Table 90 \u2013 Mechanical performance requirements for coaxial BCT cables <\/td>\n<\/tr>\n | ||||||
108<\/td>\n | 9.4.4 Electrical characteristics 9.5 Optical fibre cable (cabled optical fibres) 9.5.1 Mechanical and environmental characteristics Table 91 \u2013 Minimum electrical performance requirements for cables of Category BCT-C <\/td>\n<\/tr>\n | ||||||
109<\/td>\n | 9.5.2 Cabled optical fibre Categories Table 92 \u2013 Cabled optical fibre attenuation (maximum), dB\/km Table 93 \u2013 Multimode optical fibre modal bandwidth <\/td>\n<\/tr>\n | ||||||
110<\/td>\n | 10 Connecting hardware requirements 10.1 General requirements 10.1.1 Overview 10.1.2 Location 10.1.3 Design <\/td>\n<\/tr>\n | ||||||
111<\/td>\n | 10.1.4 Operating environment Table 94 \u2013 Environmental performance specifications for balanced cabling connecting hardware <\/td>\n<\/tr>\n | ||||||
112<\/td>\n | Table 95 \u2013 Environmental performance specifications for coaxial cabling connecting hardware <\/td>\n<\/tr>\n | ||||||
113<\/td>\n | 10.1.5 Mounting 10.1.6 Installation practices Table 96 \u2013 Environmental performance specifications for optical fibre cabling connecting hardware <\/td>\n<\/tr>\n | ||||||
114<\/td>\n | 10.1.7 Marking and colour coding 10.2 Category 5 through 7A, 8.1, and 8.2 connecting hardware for balanced cabling 10.2.1 General 10.2.2 Performance marking 10.2.3 Mechanical characteristics <\/td>\n<\/tr>\n | ||||||
115<\/td>\n | Table\u00a097 \u2013 Mechanical characteristics of connecting hardware for usewith balanced cabling <\/td>\n<\/tr>\n | ||||||
116<\/td>\n | 10.2.4 Electrical characteristics <\/td>\n<\/tr>\n | ||||||
117<\/td>\n | Table\u00a098 \u2013 Matrix of backward compatible mated free and fixed connector(plug and jack) performance Table\u00a099 \u2013 Return loss <\/td>\n<\/tr>\n | ||||||
118<\/td>\n | Table\u00a0100 \u2013 Informative return loss values for connector at key frequencies Table\u00a0101 \u2013 Insertion loss <\/td>\n<\/tr>\n | ||||||
119<\/td>\n | Table\u00a0102 \u2013 Informative insertion loss values for connector at key frequencies Table\u00a0103 \u2013 Near-end crosstalk (NEXT) <\/td>\n<\/tr>\n | ||||||
120<\/td>\n | Table\u00a0104 \u2013 Informative NEXT values for connector at key frequencies Table\u00a0105 \u2013 Power sum near-end crosstalk (PS\u00a0NEXT)(for information only) <\/td>\n<\/tr>\n | ||||||
121<\/td>\n | Table\u00a0106 \u2013 Informative PS\u00a0NEXT values for connector at key frequencies Table\u00a0107 \u2013 Far-end crosstalk (FEXT) <\/td>\n<\/tr>\n | ||||||
122<\/td>\n | Table\u00a0108 \u2013 Informative FEXT values for connector at key frequencies Table\u00a0109 \u2013 Power sum far-end crosstalk (PS\u00a0FEXT)(for information only) <\/td>\n<\/tr>\n | ||||||
123<\/td>\n | Table\u00a0110 \u2013 Informative PS\u00a0FEXT values for connector at key frequencies Table\u00a0111 \u2013 Input to output resistance Table\u00a0112 \u2013 Input to output resistance unbalance Table\u00a0113 \u2013 DC current carrying capacity <\/td>\n<\/tr>\n | ||||||
124<\/td>\n | Table\u00a0114 \u2013 Propagation delay Table\u00a0115 \u2013 Delay skew Table\u00a0116 \u2013 Transverse conversion loss (TCL) <\/td>\n<\/tr>\n | ||||||
125<\/td>\n | Table\u00a0117 \u2013 Informative TCL values for connector at key frequencies Table\u00a0118 \u2013 Transverse conversion transfer loss (TCTL) Table\u00a0119 \u2013 Informative TCTL values for connector at key frequencies <\/td>\n<\/tr>\n | ||||||
126<\/td>\n | Table 120 \u2013 Transfer impedance (screened connectors only) Table 121 \u2013 Informative transfer impedance values(screened connectors only) at key frequencies Table 122 \u2013 Coupling attenuation (screened connectors only) Table 123 \u2013 Informative coupling attenuation values(screened connectors only) at key frequencies <\/td>\n<\/tr>\n | ||||||
127<\/td>\n | Table 124 \u2013 Insulation resistance Table 125 \u2013 Voltage proof Table 126 \u2013 Power sum alien near-end crosstalk (PS\u00a0ANEXT) Table 127 \u2013 Informative PS\u00a0ANEXT values at key frequencies <\/td>\n<\/tr>\n | ||||||
128<\/td>\n | 10.2.5 Additional requirements Table 128 \u2013 Power sum alien far-end crosstalk (PS\u00a0AFEXT) Table 129 \u2013 Informative PS\u00a0AFEXT values at key frequencies <\/td>\n<\/tr>\n | ||||||
129<\/td>\n | 10.3 BCT-B connecting hardware 10.4 Connecting hardware for use with coaxial cabling for BCT applications 10.4.1 General requirements 10.4.2 Performance marking 10.4.3 Electrical characteristics Table 130 \u2013 Coupling attenuation for BCT-B connecting hardware Table 131 \u2013 Formulae for return loss limits for BCT-C connecting hardware <\/td>\n<\/tr>\n | ||||||
130<\/td>\n | 10.5 Optical fibre connecting hardware 10.5.1 General requirements Table 132 \u2013 Return loss limits for BCT-C connecting hardware at key frequencies Table 133 \u2013 Formulae for insertion loss limits for BCT-C connecting hardware Table 134 \u2013 Insertion loss limits for BCT-C connecting hardware at key frequencies Table 135 \u2013 Screening attenuation limits for BCT-C connecting hardware <\/td>\n<\/tr>\n | ||||||
131<\/td>\n | 10.5.2 Marking and colour coding 10.5.3 Mechanical and optical characteristics Table 136 \u2013 Attenuation of connecting hardware for optical fibre Table 137 \u2013 Return loss of optical fibre connecting hardware <\/td>\n<\/tr>\n | ||||||
132<\/td>\n | 10.6 Connecting hardware in accordance with IEC\u00a060603-7 series Figure 9 \u2013 Pin grouping and pair assignments for IEC\u00a060603-7 series interface for Categories 5, 6, 6A and 8.1 (front view of fixed connector (jack), not to scale) Table\u00a0138 \u2013 Electrical characteristics of terminal equipment outlets intended for use with balanced cabling <\/td>\n<\/tr>\n | ||||||
133<\/td>\n | 10.7 Connecting hardware in accordance with IEC\u00a061076-3-104 10.8 Connecting hardware in accordance with IEC\u00a061076-2-101 (Type D, 4 poles) 10.9 Connecting hardware in accordance with IEC\u00a061076-2-109 (Type X, 8 poles) Figure 10 \u2013 Pin grouping and pair assignment for the IEC\u00a060603-7 series interface for Categories 7, 7A, 8.2 and BCT-B (front view of fixed connector (jack), not to scale) Figure 11 \u2013 Pin grouping and pair assignments for the IEC\u00a061076-3-104 interface for Categories 7, 7A, 8.2 and BCT-B (front view of fixed connector (jack), not to scale) Figure 12 \u2013 Four position jack pin and pair grouping assignments for IEC\u00a061076-2-101 connecting hardware (front view of connector) <\/td>\n<\/tr>\n | ||||||
134<\/td>\n | 10.10 Connecting hardware in accordance with IEC\u00a0611692 and IEC\u00a06116924 (Type F) 10.11 Connecting hardware for two optical fibres 10.12 Connecting hardware for twelve and twenty-four optical fibres Figure 13 \u2013 Eight position jack pin and pair grouping assignments for IEC\u00a061076-2-109 connecting hardware (front view of connector) Figure 14 \u2013 Conductor assignment of IEC\u00a0611692 and IEC\u00a06116924 (Type F) connector Figure 15 \u2013 Optical fibre assignments for connecting hardware for two optical fibres <\/td>\n<\/tr>\n | ||||||
135<\/td>\n | 11 Cord requirements 11.1 General 11.2 Operating environment 11.3 Balanced cords of Category 5 through 7A, 8.1, 8.2 and BCT-B 11.3.1 General 11.3.2 Identification Figure 16 \u2013 Optical fibre assignments for connecting hardware for 12 and 24 optical fibres (front view of fixed or free connector) <\/td>\n<\/tr>\n | ||||||
136<\/td>\n | 11.3.3 Operating environment 11.3.4 Return loss 11.3.5 NEXT Table 139 \u2013 Minimum return loss for balanced cords Table 140 \u2013 Informative values of return loss for balanced cords at key frequencies <\/td>\n<\/tr>\n | ||||||
138<\/td>\n | Table 141 \u2013 Assumptions for cabling components usedin the calculation of NEXT informative values Table 142 \u2013 Informative values of NEXT for 2 m balanced cords at key frequencies <\/td>\n<\/tr>\n | ||||||
139<\/td>\n | 11.4 Coaxial cords 11.5 Optical fibre cords 11.5.1 General Table 143 \u2013 Informative values of NEXT for 5 m balanced cords at key frequencies Table 144 \u2013 Informative values of NEXT for 10\u00a0m balanced cords at key frequencies <\/td>\n<\/tr>\n | ||||||
140<\/td>\n | 11.5.2 Identification 11.5.3 Performance requirements for patch cords <\/td>\n<\/tr>\n | ||||||
141<\/td>\n | Annex\u00a0A (normative)Conformance testing procedures for balanced cablingof Classes A to FA, I and II and optical fibre cabling A.1 General A.2 Channel and link performance testing A.2.1 General A.2.2 Conformance testing of balanced cabling channels, and links <\/td>\n<\/tr>\n | ||||||
142<\/td>\n | A.2.3 Installation conformance testing of optical fibre cabling channels A.3 Overview of test schedules <\/td>\n<\/tr>\n | ||||||
143<\/td>\n | Table A.1 \u2013 Test regime for reference conformance and installation conformance \u2013 Balanced cabling of Classes A through FA, BCT-B, I and II <\/td>\n<\/tr>\n | ||||||
144<\/td>\n | Table A.2 \u2013 Test regime for reference conformanceand installation conformance \u2013 Optical fibre cabling <\/td>\n<\/tr>\n | ||||||
145<\/td>\n | Annex B (normative) Mechanical and environmental performance testing of connecting hardware for balanced cabling B.1 Overview B.2 Solderless connections Table B.1 \u2013 Standards for solderless connections <\/td>\n<\/tr>\n | ||||||
146<\/td>\n | B.3 Free and fixed connectors (modular plugs and jacks) Table B.2 \u2013 Standards for free and fixed connectors (modular plugs and jacks) Table B.3 \u2013 Standards for M12 style connectors <\/td>\n<\/tr>\n | ||||||
147<\/td>\n | B.4 Other connecting hardware Table B.4 \u2013 Free and fixed connectors (modular plugs and jacks) operations matrix Table B.5 \u2013 Reference for reliability testing of other connecting hardware <\/td>\n<\/tr>\n | ||||||
148<\/td>\n | Table B.6 \u2013 Other connecting hardware operations matrix <\/td>\n<\/tr>\n | ||||||
149<\/td>\n | Annex C (informative) Electromagnetic characteristics <\/td>\n<\/tr>\n | ||||||
150<\/td>\n | Annex D (informative) Acronyms for balanced cables Figure D.1 \u2013 Cable naming schema <\/td>\n<\/tr>\n | ||||||
151<\/td>\n | Figure D.2 \u2013 Cable types <\/td>\n<\/tr>\n | ||||||
152<\/td>\n | Annex E (informative) Supported applications E.1 Supported applications for balanced cabling <\/td>\n<\/tr>\n | ||||||
153<\/td>\n | Table E.1 \u2013 Applications using balanced cabling <\/td>\n<\/tr>\n | ||||||
154<\/td>\n | Table E.2 \u2013 Industrial applications using balanced cabling <\/td>\n<\/tr>\n | ||||||
155<\/td>\n | E.2 Supported applications for optical fibre cabling Table E.3 \u2013 Modular connector pin assignment for applications <\/td>\n<\/tr>\n | ||||||
156<\/td>\n | Table E.4 \u2013 Maximum channel attenuation for supported applications using optical fibre cabling <\/td>\n<\/tr>\n | ||||||
157<\/td>\n | Table E.5 \u2013 Maximum channel lengths supported by optical fibre applications for multimode optical fibre <\/td>\n<\/tr>\n | ||||||
158<\/td>\n | E.3 Supported applications for coaxial cabling Table E.6 \u2013 Maximum channel length supported by optical fibre applicationsfor single-mode optical fibre Table E.7 \u2013 Supported BCT applications using balanced cabling <\/td>\n<\/tr>\n | ||||||
159<\/td>\n | E.4 Supported industrial applications for optical fibre cabling Table E.8 \u2013 Supported BCT applications using coaxial cabling Table E.9 \u2013 Supported applications and maximum channel lengths with cabled multimode optical fibres Table E.10 \u2013 Supported applications and maximum channel lengths with cabled all-silica single-mode optical fibres <\/td>\n<\/tr>\n | ||||||
160<\/td>\n | Annex F (informative) Optical fibre cable OM1, OM2 and OS1 Table F.1 \u2013 Grandfathered OM1, OM2 and OS1 specifications Table F.2 \u2013 Supported applications and maximum channel lengths with cabled all-silica multimode optical fibres Table F.3 \u2013 Supported applications and maximum channel lengths with cabled all-silica singlemode optical fibres <\/td>\n<\/tr>\n | ||||||
161<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" BS ISO\/IEC 11801-1. AMD 1. Information technology. Generic cabling for customer premises – Part 1. General requirements<\/b><\/p>\n |