Information technology - Generic cabling systems - Part 1: General requirements

This European Standard specifies: a) the structure and configuration of the backbone cabling subsystems of generic cabling systems within the types of premises and/or spaces defined by the other standards in the EN 50173 series; b) channel transmission and environmental performance requirements in support of the standards in the EN 50173 series (which have taken into account requirements specified in application standards listed in Annex F); c) link performance requirements in support of the standards in the EN 50173 series; d) backbone cabling reference implementations in support of the standards in the EN 50173 series; e) component performance requirements in support of the standards in the EN 50173 series; f) test procedures to verify conformance to the cabling transmission performance requirements of the standards in the EN 50173 series. Safety and electromagnetic compatibility (EMC) requirements are outside the scope of this European Standard and are covered by other standards and regulations. However, information given in this European Standard can be of assistance in meeting these standards and regulations.

Informationstechnik - Anwendungsneutrale Kommunikationskabelanlagen - Teil 1: Allgemeine Anforderungen

Diese Europäische Norm legt fest: a) die Struktur und die Konfiguration der primären und sekundären Teilsysteme der Verkabelung einer anwendungsneutralen Kommunikationskabelanlage an den in den anderen Normen der Reihe EN 50173 definierten Arten von Standorten und/oder Bereichen; b) die Anforderungen an das Leistungsvermögen einer Übertragungsstrecke bezüglich des Übertragungs-verhaltens sowie das umgebungsrelevante Leistungsvermögen zur Unterstützung der Normenreihe EN 50173 (welche die Anforderungen berücksichtigen, die in den in Anhang F aufgeführten Anwen-dungsnormen festgelegt werden); c) die Leistungsanforderungen an Verkabelungsstrecken zur Unterstützung der Normenreihe EN 50173; d) Beispielausführungen der primären und sekundären Teilsysteme der Verkabelung zur Unterstützung der Normenreihe EN 50173; e) Anforderungen an das Leistungsvermögen der Komponenten zur Unterstützung der Normenreihe EN 50173; f) Prüfverfahren zur Überprüfung der Erfüllung der übertragungstechnischen Leistungsanforderungen an die Verkabelung aus den Normenreihe EN 50173. Anforderungen an Sicherheit und elektromagnetische Verträglichkeit (EMV) gehören nicht zum Anwendungs-bereich dieser Europäischen Norm und werden von anderen Normen und Vorschriften behandelt. Jedoch können die in dieser Europäischen Norm bereitgestellten Informationen bei der Einhaltung dieser Normen und Vorschriften hilfreich sein.

Technologies de l'information - Systèmes de câblage générique - Partie 1: Exigences générales

La présente Norme européenne spécifie: a) la topologie et la configuration des sous-systèmes de câblage vertical des systèmes de câblages génériques dans les types de locaux et/ou espaces définis par les autres normes de la série EN 50173; b) les exigences de performances de transmission et d’environnement des canaux pour les normes de la série EN 50173 (qui prennent en compte les exigences spécifiées dans les normes d’application indiquées dans l’Annexe F); c) les exigences de performances des liaisons pour les normes de la série EN 50173; d) les mises en oeuvre de référence du câblage vertical pour les normes de la série EN 50173; e) les exigences de performances des composants pour les normes de la série EN 50173; f) les procédures d’essai pour vérifier la conformité aux exigences de performances de transmission du câblage des normes de la série EN 50173. Les exigences de sécurité et de compatibilité électromagnétique (CEM) ne font pas partie du domaine d'application de la présente Norme européenne et sont couvertes par d'autres normes et réglementations. Cependant, les informations données dans la présente Norme européenne peuvent aider à satisfaire à ces normes et réglementations.

Informacijska tehnologija - Univerzalni sistemi polaganja kablov - 1. del: Splošne zahteve

Ta evropski standard določa:
a) strukturo in konfiguracijo hrbteničnih kabelskih podsistemov univerzalnih sistemov polaganja kablov v vrstah objektov in/ali prostorov, opredeljenih v drugih standardih iz skupine standardov EN 50173;
b) zahteve za kanalni prenos in okoljske lastnosti, ki so v podporo standardom iz skupine standardov EN 50173 (pri čemer ti standardi upoštevajo zahteve, določene v standardih za uporabo, navedenih v dodatku F);
c) zahteve za zmogljivost povezave, ki so v podporo standardom iz skupine standardov EN 50173;
d) uveljavitev sklicev o hrbteničnih kablih, ki so v podporo standardom iz skupine standardov EN 50173;
e) zahteve za zmogljivost komponent, ki so v podporo standardom iz skupine standardov EN 50173;
f) preskusne postopke za preverjanje skladnosti z zahtevami za zmogljivost kabelskega prenosa iz skupine standardov EN 50173.
Varnostne zahteve in zahteve za elektromagnetno združljivost (EMC) ne spadajo na področje uporabe tega evropskega standarda ter so obravnavane v drugih standardih in predpisih. Vendar so lahko informacije iz tega evropskega standarda v pomoč pri izpolnjevanju teh standardov in predpisov.

General Information

Status
Published
Publication Date
14-Jun-2018
Current Stage
6060 - Document made available
Due Date
15-Jun-2018
Completion Date
15-Jun-2018

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SLOVENSKI STANDARD
SIST EN 50173-1:2018
01-oktober-2018
1DGRPHãþD
SIST EN 50173-1:2011

Informacijska tehnologija - Univerzalni sistemi polaganja kablov - 1. del: Splošne

zahteve
Information technology - Generic cabling systems - Part 1: General requirements
Informationstechnik - Anwendungsneutrale Kommunikationskabelanlagen - Teil 1:
Allgemeine Anforderungen

Technologies de l'information - Systèmes de câblage générique - Partie 1: Exigences

générales
Ta slovenski standard je istoveten z: EN 50173-1:2018
ICS:
33.040.50 Vodi, zveze in tokokrogi Lines, connections and
circuits
35.110 Omreževanje Networking
SIST EN 50173-1:2018 en

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 50173-1:2018
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SIST EN 50173-1:2018
EUROPEAN STANDARD EN 50173-1
NORME EUROPÉENNE
EUROPÄISCHE NORM
June 2018
ICS 33.040.50 Supersedes EN 50173-1:2011
English Version
Information technology - Generic cabling systems - Part 1:
General requirements

Technologies de l'information - Systèmes de câblage Informationstechnik - Anwendungsneutrale

générique - Partie 1: Exigences générales Kommunikationskabelanlagen - Teil 1: Allgemeine

Anforderungen

This European Standard was approved by CENELEC on 2018-03-19. 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, Serbia, 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: Rue de la Science 23, B-1040 Brussels

© 2018 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.

Ref. No. EN 50173-1:2018 E
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SIST EN 50173-1:2018
EN 50173-1:2018 (E)
Contents Page

European foreword ........................................................................................................................................... 12

Introduction ....................................................................................................................................................... 13

1 Scope and conformance ...................................................................................................................... 15

1.1 Scope ................................................................................................................................................... 15

1.2 Conformance ........................................................................................................................................ 15

2 Normative references ........................................................................................................................... 16

3 Terms, definitions and abbreviations ................................................................................................... 22

3.1 Terms and definitions ........................................................................................................................... 22

3.2 Abbreviations ........................................................................................................................................ 31

3.3 Symbols ................................................................................................................................................ 33

4 Structure of generic backbone cabling ................................................................................................. 33

4.1 General ................................................................................................................................................. 33

4.2 Functional elements ............................................................................................................................. 34

4.3 Structure and hierarchy ........................................................................................................................ 34

4.4 Cabling subsystems ............................................................................................................................. 36

4.5 Design objectives ................................................................................................................................. 36

4.6 Accommodation of functional elements ............................................................................................... 37

4.7 Interfaces .............................................................................................................................................. 37

4.8 Dimensioning and configuring .............................................................................................................. 38

5 Channel performance ........................................................................................................................... 39

5.1 Environmental performance ................................................................................................................. 39

5.2 Transmission performance ................................................................................................................... 41

6 Reference implementations for backbone cabling ............................................................................... 75

6.1 General ................................................................................................................................................. 75

6.2 Balanced cabling .................................................................................................................................. 75

6.3 Coaxial cabling ..................................................................................................................................... 78

6.4 Optical fibre cabling .............................................................................................................................. 78

7 Cable requirements .............................................................................................................................. 78

7.1 General ................................................................................................................................................. 78

7.2 Operating environment ......................................................................................................................... 79

7.3 Balanced cables of Categories 5, 6, 6A, 7, 7A, BCT-B, 8.1 and 8.2 ..................................................... 79

7.4 Coaxial cables ...................................................................................................................................... 81

7.5 Optical fibre cables ............................................................................................................................... 81

8 Connecting hardware requirements ..................................................................................................... 83

8.1 General requirements .......................................................................................................................... 83

8.2 Category 5, 6, 6A, 7, 7A, BCT-B, 8.1 and 8.2 and connecting hardware for balanced cabling ............ 88

8.3 Category BCT-C connecting hardware for coaxial cabling .................................................................. 94

8.4 Optical fibre connecting hardware........................................................................................................ 96

9 Requirements for cords and jumpers ................................................................................................... 99

9.1 General ................................................................................................................................................. 99

9.2 Operating environment ......................................................................................................................... 99

9.3 Category 5, 6, 6A, 7, 7A, BCT-B, 8.1 and 8.2 cords for balanced cabling ............................................ 99

9.4 Coaxial cords ...................................................................................................................................... 105

9.5 Optical fibre cords .............................................................................................................................. 105

Annex A (normative) Link performance limits................................................................................................ 107

A.1 General ............................................................................................................................................... 107

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SIST EN 50173-1:2018
EN 50173-1:2018 (E)

A.2 Balanced cabling ................................................................................................................................ 107

A.2.1 General ............................................................................................................................................... 107

A.2.2 Return loss ......................................................................................................................................... 108

A.2.3 Insertion loss ...................................................................................................................................... 109

A.2.4 Near-end crosstalk loss ...................................................................................................................... 110

A.2.5 Attenuation to crosstalk loss ratio at the near-end ............................................................................. 113

A.2.6 Attenuation to crosstalk loss ratio at the far-end ................................................................................ 113

A.2.7 Direct current loop resistance ............................................................................................................ 116

A.2.8 Direct current resistance unbalance................................................................................................... 116

A.2.9 Propagation delay .............................................................................................................................. 117

A.2.10 Delay skew ......................................................................................................................................... 118

A.2.11 Transverse conversion loss ............................................................................................................... 119

A.2.12 Equal level transverse conversion transfer loss (ELTCTL) ................................................................ 119

A.2.13 Coupling attenuation .......................................................................................................................... 119

A.2.14 Alien near-end crosstalk ..................................................................................................................... 120

A.2.15 Alien attenuation to crosstalk ratio at the far end ............................................................................... 120

A.3 Coaxial cabling ................................................................................................................................... 120

A.3.1 Return loss ......................................................................................................................................... 120

A.3.2 Insertion loss ...................................................................................................................................... 120

A.3.3 Direct current loop resistance ............................................................................................................ 120

A.3.4 Direct current carrying capacity .......................................................................................................... 121

A.3.5 Operating voltage ............................................................................................................................... 121

A.3.6 Screening attenuation ........................................................................................................................ 121

A.4 Optical fibre cabling ............................................................................................................................ 121

Annex B (informative) Permanent link performance limits for maximum implementations (balanced

and coaxial cabling) ........................................................................................................................... 122

B.1 Balanced cabling ................................................................................................................................ 122

B.1.1 General ............................................................................................................................................... 122

B.1.2 Performance limits.............................................................................................................................. 122

B.2 Coaxial cabling ................................................................................................................................... 128

B.2.1 General ............................................................................................................................................... 128

B.2.2 Insertion loss ...................................................................................................................................... 128

B.2.3 Direct current loop resistance ............................................................................................................ 128

Annex C (informative) Information on all-silica optical fibres in the previous edition .................................... 129

C.1 Cabled singlemode optical fibres of Category OS1 ........................................................................... 129

C.2 Cabled multimode optical fibres of Category OM1 and OM2 ............................................................ 129

C.2.1 Cable specification ............................................................................................................................. 129

C.2.2 Application support ............................................................................................................................. 129

Annex D (normative) Electrical, mechanical and environmental requirements of balanced

connecting hardware .......................................................................................................................... 132

D.1 General ............................................................................................................................................... 132

D.2 Electrical performance of Category 5, 6, 6A, 7, 7A, BCT-B, 8.1 and 8.2 connecting hardware .......... 132

D.2.1 Return loss ......................................................................................................................................... 132

D.2.2 Insertion loss ...................................................................................................................................... 133

D.2.3 Near-end crosstalk loss ...................................................................................................................... 134

D.2.4 Power sum near-end crosstalk loss ................................................................................................... 135

D.2.5 Far-end crosstalk loss ........................................................................................................................ 136

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SIST EN 50173-1:2018
EN 50173-1:2018 (E)

D.2.6 Power sum far-end crosstalk loss ...................................................................................................... 137

D.2.7 Input to output resistance ................................................................................................................... 138

D.2.8 Input to output resistance unbalance ................................................................................................. 138

D.2.9 Current carrying capacity ................................................................................................................... 139

D.2.10 Propagation delay .............................................................................................................................. 139

D.2.11 Delay skew ......................................................................................................................................... 140

D.2.12 Unbalance attenuation ....................................................................................................................... 140

D.2.13 Transfer impedance ........................................................................................................................... 142

D.2.14 Coupling attenuation .......................................................................................................................... 143

D.2.15 Dielectric performance ....................................................................................................................... 144

D.2.16 Power sum alien near-end crosstalk loss .......................................................................................... 145

D.2.17 Power sum alien far-end crosstalk loss ............................................................................................. 146

D.3 Mechanical and environmental performance ..................................................................................... 147

D.3.1 General ............................................................................................................................................... 147

D.3.2 Solderless connections ...................................................................................................................... 147

D.3.3 Free and fixed connectors (modular plugs and jacks) ....................................................................... 148

D.3.4 Other connecting hardware ................................................................................................................ 149

Annex E (informative) Electromagnetic characteristics of balanced cabling ................................................. 151

Annex F (informative) Supported applications .............................................................................................. 152

F.1 Supported applications for balanced cabling ..................................................................................... 152

F.2 Supported applications for coaxial cabling ......................................................................................... 156

F.3 Supported applications for optical fibre cabling ................................................................................. 157

F.3.1 Generic applications ........................................................................................................................... 157

F.3.2 Data centre (computer room space) applications .............................................................................. 160

F.3.3 Industrial space applications .............................................................................................................. 162

Annex G (informative) Introduction to environmental classification .............................................................. 163

G.1 General ............................................................................................................................................... 163

G.2 The application of environmental classification .................................................................................. 163

G.2.1 MICE .................................................................................................................................................. 163

G.2.2 The channel environment ................................................................................................................... 163

Figure G.1 — Variation of the environment along a cabling channel ............................................................. 163

Figure G.2 — The local environment ............................................................................................................. 164

G.2.3 Component selection ......................................................................................................................... 164

G.3 The MICE system ............................................................................................................................... 164

G.4 Guidance with respect to environmental classification ...................................................................... 170

G.4.1 Mechanical environment .................................................................................................................... 170

G.4.2 Ingress protection environment .......................................................................................................... 170

G.4.3 Climatic and chemical environment ................................................................................................... 170

G.4.4 Electromagnetic environment ............................................................................................................. 170

Annex H (informative) Acronyms for balanced cables .................................................................................. 172

Annex I (normative) Testing procedures to assess conformance with EN 50173 standards ....................... 174

I.1 General ............................................................................................................................................... 174

I.2 Channel and link performance testing................................................................................................ 174

I.2.1 General ............................................................................................................................................... 174

I.2.2 Testing balanced cabling channels and links ..................................................................................... 175

I.2.3 Testing optical fibre cabling channels and links ................................................................................. 175

I.2.4 Channel and link test schedules ........................................................................................................ 175

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SIST EN 50173-1:2018
EN 50173-1:2018 (E)

Bibliography .................................................................................................................................................... 178

Figures

Figure 1 — Schematic relationship between the EN 50173 series and other relevant standards .................... 13

Figure 2 — Structure of generic cabling ............................................................................................................ 34

Figure 3 — Hierarchical structure of generic cabling ........................................................................................ 35

Figure 4 — Interconnect and cross-connect models ......................................................................................... 35

Figure 5 — Examples of backbone cabling implementations to improve reliability .......................................... 37

Figure 6 — Test and equipment interfaces for backbone cabling ..................................................................... 38

Figure 7 — Backbone cabling model ................................................................................................................ 76

Figure 8 — Pin grouping and pair assignments for EN 60603-7 series connecting hardware of Categories 5, 6,

6A and 8.1 (front view of fixed connector) ......................................................................................................... 92

Figure 9 — Pin grouping and pair assignments for EN 60603-7 series connecting hardware of Categories 7,

7A, BCT-B and 8.2 (front view of fixed connector) ............................................................................................ 92

Figure 10 — Pin grouping and pair assignments for EN 61076-3-104 connecting hardware (front view of

fixed connector) ................................................................................................................................................. 93

Figure 11 — Four position jack pin and pair grouping assignments for EN 61076-2-101 connecting hardware

(front view of connector) .................................................................................................................................... 93

Figure 12 — Four position jack pin and pair grouping assignments for EN 61076-2-109 connecting hardware

(front view of fixed connector) ........................................................................................................................... 94

Figure 13 — Conductor assignment of EN 61169-2 (Type 9,52) and EN 61169-24 (Type F) .......................... 96

Figure 14 — Optical fibre assignments for connecting hardware for two optical fibres .................................... 98

Figure 15 — Optical fibre assignments for connecting hardware for 12 and 24 optical fibres (front view of

fixed or free connector) ...................................................................................................................................... 99

Figure A.1 — Link options ............................................................................................................................... 107

Figure G.1 — Variation of the environment along a cabling channel .............................................................. 163

Figure G.2 — The local environment .............................................................................................................. 164

Figure G.3 — Noise Ranges of Common Industrial Machine Devices ........................................................... 171

Figure H.1 — Balanced cable naming schema ............................................................................................... 172

Figure H.2 — Balanced cable construction types ........................................................................................... 173

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SIST EN 50173-1:2018
EN 50173-1:2018 (E)
Tables

Table 1 — Contextual relationship between EN 50173 series and other standards relevant for information

technology cabling systems............................................................................................................................... 14

Table 2 — Channel environments ..................................................................................................................... 39

Table 3 — Details of Environmental Classification ........................................................................................... 40

Table 4 — Formulae for RL limits for a channel ................................................................................................ 43

Table 5 — RL limits for a channel at key frequencies ....................................................................................... 44

Table 6 — Formulae for IL limits for a channel ................................................................................................. 45

Table 7 — IL limits for a channel at key frequencies ........................................................................................ 46

Table 8 — Formulae for NEXT limits for a channel ........................................................................................... 47

Table 9 — NEXT limits for a channel at key frequencies .................................................................................. 48

Table 10 — Formulae for PSNEXT limits for a channel .................................................................................... 49

Table 11 — PSNEXT limits for a channel at key frequencies ........................................................................... 50

Table 12 — ACR-N limits for a channel at key frequencies ..................................................................

...

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