1、BRITISH STANDARD BS EN 50117-2-1:2005+A2:2013Incorporating corrigendum June 2006Coaxial cables Part 2-1: Sectional specification for cables used in cabled distribution networks Indoor drop cables for systems operating at 5 MHz 1 000 MHzICS 33.120.10nullnull nullnullnullnullnullnullnull nullnullnulln
2、ullnullnullnull nullnullnull nullnullnullnullnullnullnullnullnullnull nullnullnullnullnullnull nullnull nullnullnullnullnullnullnullnullnull nullnull nullnullnullnullnullnullnullnullnull nullnullnullNational forewordThis British Standard is the UK implementation of EN 50117-2-1:2005+A2:2013. It supe
3、rsedes BS EN 50117-2-1:2005+A1:2008, which is withdrawn.The start and finish of text introduced or altered by amendment is indicated in the text by tags. Tags indicating changes to CENELEC text carry the number of the CENELEC amendment. For example, text altered by CENELEC amendment A1 is indicated
4、by .The UK participation in its preparation was entrusted to Technical Committee EPL/46, Cables, wires and waveguides, radio frequency connectors and accessories for communication and signalling.A list of organizations represented on this committee can be obtained on request to its secretary.This pu
5、blication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.BS EN 50117-2-1:2005+A2:2013This British Standard waspublished under the authorityof th
6、e Standards Policy andStrategy Committeeon 15 July 2005 The British Standards Institution 2013. Published by BSI Standards Limited 2013Amendments/corrigenda issued since publicationAmd. No. Date Comments 15858Corrigendum No. 130 June 2006 Revision of supersession details30 May 2008 Implementation of
7、 CENELECamendment A1:200830 September 2013 Implementation of CENELEC amendment A2:2013ISBN 978 0 580 77904 6EUROPEAN STANDARD EN 50117-2-1:2005+A2NORME EUROPENNE EUROPISCHE NORM CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europische
8、s Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.Ref. No. EN 50117-2-1:2005 EICS 33.120.10 English version Coaxial cables Part 2-1: Sectional
9、 specification for cables used in cabled distribution networks Indoor drop cables for systems operating at 5 MHz - 1 000 MHzCbles coaxiauxPartie 2-1: Spcification intermdiairepour cbles utiliss dans les rseauxde distribution par cbles -Cbles intrieurs de raccordement pour les rseaux fonctionnant 5 M
10、Hz - 1 000 MHzKoaxialkabelTeil 2-1: Rahmenspezifikation fr Kabel fr Kabelverteilanlagen -Hausinstallationskabel im Bereich von 5 MHz - 1 000 MHzThis European Standard was approved by CENELEC on 2005-03-01. CENELEC members arebound to comply with the CEN/CENELEC Internal Regulations which stipulate t
11、he 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 Central Secretariat or to any CENELEC member. This European Standard exis
12、ts in three official versions (English, French, German). A version in any otherlanguage made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electr
13、otechnical committees of Austria, Belgium, Cyprus, CzechRepublic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Augu
14、st 2013Foreword This European Standard wasprepared bySC 46XA, Coaxial cables, of the Technical Committee CENELECTC 46X, Communication cables.The text of the draft was submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 50117-2-1 on 2005-03-01. This European Standard supers
15、edes EN 50117-2-1:2002. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2006-03-01 latest date by which the national standards conflicting with the EN have to be withdrawn (do
16、w)2008-03-01 _ Foreword to amendment A1 This amendment to the European Standard EN 50117-2-1:2005 was prepared by SC 46XA, Coaxialcables, of Technical Committee CENELEC TC 46X, Communication cables. The text of the draft was submitted to the Unique Acceptance Procedure andwas approved by CENELEC as
17、amendment A1 to EN 50117-2-1:2005 on 2007-12-01. The following dates were fixed: latest date by which the amendment has to be implementedat national level by publication of an identical national standard or by endorsement (dop) 2008-12-01 latest date by which the national standards conflictingwith t
18、he amendment have to be withdrawn (dow) 2010-12-01 _ This document (EN 50117-2-1:2005/A2:2013) has been prepared by CLC/SC 46XA “Coaxial cables“ of CLC/TC 46X “Communication cables“. The following dates are fixed: latest date by which this document has to be implemented at national level by publicat
19、ion of an identical national standard or by endorsement (dop) 2014-07-01 latest date by which the national standards conflicting with this document have to be withdrawn (dow) 2016-07-01 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent righ
20、ts. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed for Use within Certain Voltage Limits (LVD - 2006/95/EC). BS EN 50117-2-1:2005+A2:2013EN 50117-2-
21、1:2005+A2:2013 (E) 2 Foreword to amendment A2Contents1 Scope 4 2 Normative references .4 3 Definitions. 4 4 Requirements for cable construction.4.1 General.4.2 Inner conductor .54.3 Dielectric.5 4.4 Outer conductor or screen.5 4.5 Filling compounds5 4.6 Moisture barriers.54.7 Wrapping layers5 4.8 Sh
22、eath.5 4.9 Metallic protection .54.10 Cable integral suspension strand (messenger wire)5 4.11 Oversheath6 4.12 Fauna proofing6 4.13 Chemical and/or environmental proofing 6 4.14 Cable identification6 4.14.1 Sheath marking .6 4.14.2 Labelling6 5 Tests for completed cables 7 5.1 Electrical tests.7 5.1
23、.1 Low-frequency and D.C. electrical measurements7 5.1.2 High-frequencyelectrical and transmission measurements.7 5.2 Mechanical tests95.3 Environmental tests. 10 5.4 Fire performance test methods 11 Table 1 Low-frequency and D.C. electrical measurements7 Table 2 High-frequency electrical and transm
24、ission measurements.7 Table 3 Mechanical tests9 Table 4 Environmental tests.10 4 4 -666 Cable types.11Table 6 Drop cable types Nominal dimensions and ratings . 11 Table deleted# $BS EN 50117-2-1:2005+A2:2013 EN 50117-2-1:2005+A2:2013 (E) 3 #$1 Scope This sectional specification relates to EN 50117-1
25、: Generic specification forcoaxial cables, and should be read in conjunction with this generic standard. This specification applies to indoor drop cables foruse in cabled distribution systems operating at temperature between 40 C and +70 C 1) and at frequenciesbetween 5 MHz and 1 000 MHz and complyi
26、ng with the requirements of EN 50083. The purpose of this European Standard is to specify the applicable test methods and requirements forthe electrical, mechanical, environmental and fire performance of the cables. 2 Normativereferences The following referenced documents are indispensable for the a
27、pplication of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.EN 50083 series Cable networks for television signals, sound signals and interactive servicesEN 50117-1 Coaxial
28、cables Part 1: Generic specification EN 50290-1-2 Communication cables Part 1-2: DefinitionsEN 50290-2-23 Communication cables Part 2-23: Common design rules and construction PE insulation EN 50290-2-24 Communication cables Part 2-24: Common design rules and construction PE sheathing EN 50290-2-25 C
29、ommunication cables Part 2-25: Common design rules and construction Polypropylene insulation compoundsEN 50290-2-27 Communication cables Part 2-27: Common design rules and construction Halogen free flame retardant thermoplastic sheathing compoundsEN 50290-4-1 Communication cables Part 4-1: General c
30、onsiderations for the use of cables Environmental conditions and safety aspectsEN 62153-1-1 Metallic telecommunication cables test methods Part 1-1:Electrical measurement of the pulse/step return loss from measurement in the frequencydomain using the Inverse Discrete Fourier Transformation (IDFT) (I
31、EC 62153-1-1)IEC 61196-1-115 2) Coaxial communication cables Part 1-115: Electrical test methods Pulse return loss 3 Definitions For the purposes of this European Standard, the definitions of EN 50290-1-2 and EN 50117-1 apply.4 Requirements for cable construction 4.1 General Designing the cable, con
32、sideration should be paid to the maximum admissible current stated in the detail specification. It is assumed that the raise of temperature of the inner conductor when submitted to the maximumcurrent under nominal ambient conditions does not affect the mechanical and electrical properties of the cab
33、le (details are under study).1) This value is valid for applications without ampacity only.2) At draft stage.! The definition of a drop coaxial cable is one of use or intended use and application within the network rather than by specific constructional requirements of the cable itself. 3.1 drop cab
34、le coaxial cable which is used to connect from a) subscriber tap or a directional coupler to a system outlet,b) subscriber tap to a subscriber splitter,c) subscriber splitter to a system outlet“EN 50117-1:2002/A2:2013 Coaxial cables Part 1: Generic specification# $BS EN 50117-2-1:2005+A2:2013EN 5011
35、7-2-1:2005+A2:2013 (E) 4 4.2 InnerconductorThe conductor shall meet the requirements of Subclause 4.2 of EN 50117-1, and shall be solid or tube. Individual wires can be plain or metal coated. Dimensions shall be in accordance with the detail specification. There shall be no joint made subsequent to
36、the last drawing operation. 4.3 Dielectric The dielectric material(s) shall be in accordance with Subclause 4.3 of EN 50117-1 and shall consist ofpolyolefin materials,with EN 50290-2-23 (polyethylene), EN 50290-2-25 (polypropylene) or any relevant part of EN 50290-2-XX. Dimensions shall be in accord
37、ance with the detail specification. Unlessotherwise specified, the nominal diameter over the dielectric should be one of the preferred values, namely 2,9 mm, 3,7 mm, 4,8 mm and 7,2 mm.4.4Outer conductor or screen The construction and material of the outer conductor and/or screen shall meet the requi
38、rements ofSubclause 4.4 b), c), f) or g) of EN 50117-1. Where option b) is used, a double braid layer is required. Forbraid constructions or helically wound wires, the braid angle shall be between 15 and 45. The coverage factor shall be greater than or equal to 65 %, or, when the cable is provided w
39、ith a metal foil, greater than or equal to 25 %. These values are also valid for cables with two bi-directional layers ofhelically wound wires.Dimensions shall be in accordance with the detail specification. 4.5 Filling compounds Not applicable. 4.6 Moisture barriers Not applicable. 4.7 Wrapping lay
40、ersNot applicable. 4.8 SheathSheath material(s) shall meet the requirements of EN 50290-2-24 for PVC sheaths or EN 50290-2-27 forhalogen free flame retardant materials.The sheath shall also meet the requirements of Subclause 4.8 of EN 50117-1. Dimensions shall be in accordance with the detail specif
41、ication. 4.9 Metallic protection Not applicable. 4.10 Cable integral suspension strand (messenger wire)Not applicable. BS EN 50117-2-1:2005+A2:2013 EN 50117-2-1:2005+A2:2013 (E) 5 4.11 OversheathNot applicable. 4.12 Fauna proofing Not applicable. 4.13 Chemical and/or environmental proofing Not appli
42、cable. 4.14 Cable identificationCable identification shall be in accordance with Subclause 4.14 of EN 50117-1. 4.14.1 SheathmarkingSheath marking shall be achieved as a non-degradable print containing the following minimuminformation: designation of the cable; attenuation value (in dB/100 m at 800 M
43、Hz, rounded); screening class; Euro-class; name of supplier.EXAMPLE: EN50117-2-1 21 Class B Euro-class C 4.14.2 LabellingUnless otherwise specified in the detail specification drums or coilsshall be provided with a label with a non-degradable print containing the following minimum information: desig
44、nation of the cable; attenuation value (in dB/100 m at 800 MHz, rounded); screening class; Euro-class; name of supplier; batch part number; length of cable. EXAMPLEEN 50117-2-1 21 Class B Euro-class C 03/04 543m! NOTE The Construction Products Directive (CPD) will define classes for the fire perform
45、ance of cables. As long as theCPD is under consideration and fire performance classes (Euroclasses) are not defined, sheathmarking with Euroclass is not required.“BS EN 50117-2-1:2005+A2:2013EN 50117-2-1:2005+A2:2013 (E) 6 5 Tests for completed cables When tested in accordance with the requirements
46、of EN 50117-1, the requirements given below shall apply.5.1 Electrical tests 5.1.1 Low-frequency and D.C. electrical measurements Table 1 Low-frequency and D.C. electrical measurements EN 50117-1 Subclause nParameter Requirements/Remarks 5.1.1.1 Conductor resistance Applicable, value in accordance w
47、ith the detail specification 5.1.1.2 Dielectric strength 2 kV D.C. or 1,5 kV A.C. for 1 min 5.1.1.3 Insulation resistance 104 M x km5.1.1.4 Mutual capacitance When required, in accordance with the relevant detail specification 5.1.1.5 Voltage test of sheath 2,5 kV A.C. or 3,75 kV D.C., unless otherw
48、ise specified in the relevant detail specification. Test in accordance with EN 50289-1-X a5.1.1.6 Discharge (corona) testNot applicable 5.1.1.7 Voltage proof Not applicable 5.1.1.8 Power rating Not applicable a Test procedure is under consideration by CLC/SC 46XA.5.1.2 High-frequency electrical and
49、transmission measurements Table 2 High-frequency electrical and transmission measurements EN 50117-1 Subclause nParameter Requirements/Remarks 5.1.2.1 Velocity of propagation May be specified for information purposes only in the detail specification. 5.1.2.2 Longitudinal attenuation (operational attenuation)The cable shall comply at any frequency with the formula cfbfa + . In case of copper clad conductor material a term fd /should b
