SIST EN 50290-2-21:2002

SLOVENSKI STANDARD
SIST EN 50290-2-21:2002
01-september-2002
1DGRPHãþD
SIST HD 624.1 S1:1996
.RPXQLNDFLMVNLNDEOLGHO6NXSQDSUDYLOD]DQDþUWRYDQMHLQNRQVWUXNFLMD
,]RODFLMVNH]PHVLL]39&
Communication cables - Part 2-21: Common design rules and construction - PVC
insulation compounds
Kommunikationskabel - Teil 2-21: Gemeinsame Regeln für Entwicklung und Konstruktion
- PVC-Isoliermischungen
Câbles de communication - Partie 2-21: Règles de conception communes et construction
- Mélanges en PVC pour enveloppes isolantes
Ta slovenski standard je istoveten z: EN 50290-2-21:2001
ICS:
29.035.20 3ODVWLþQLLQJXPHQLL]RODFLMVNL Plastics and rubber insulating
PDWHULDOL materials
33.120.10 Koaksialni kabli. Valovodi Coaxial cables. Waveguides
SIST EN 50290-2-21:2002 en,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 50290-2-21:2002
EUROPEAN STANDARD EN 50290-2-21
NORME EUROPÉENNE
EUROPÄISCHE NORM October 2001
ICS 29.035.20; 33.120.10 Supersedes HD 624.1 S1:1994
English version
Communication cables
Part 2-21: Common design rules and construction -
PVC insulation compounds
Câbles de communication Kommunikationskabel
Partie 2-21: Règles de conception Teil 2-21: Gemeinsame Regeln für
communes et construction - Entwicklung und Konstruktion -
Mélanges en PVC pour enveloppes PVC-Isoliermischungen
isolantes
This European Standard was approved by CENELEC on 2001-03-01. 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 Central Secretariat 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 Central Secretariat has the same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Czech Republic,
Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands,
Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.
CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
Central Secretariat: rue de Stassart 35, B - 1050 Brussels
© 2001 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 50290-2-21:2001 E

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SIST EN 50290-2-21:2002
EN 50290-2-21:2001 - 2 -
Foreword
This European Standard was prepared by a joint working group of the Technical Committees
CENELEC TC 46X, Communication cables, and CENELEC TC 86A, Optical fibres and optical fibre
cables.
The text of the draft was submitted to the Unique Acceptance Procedure and was approved by
CENELEC as EN 50290-2-21 on 2001-03-01.
This European Standard supersedes HD 624.1 S1:1994.
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) 2002-04-01
– latest date by which the national standards conflicting
with the EN have to be withdrawn (dow) 2004-04-01
Annexes designated "normative" are part of the body of the standard.
In this standard, annex A is normative.
This European Standard has been prepared under the European Mandate M/212 given to
CENELEC by the European Commission and the European Free Trade Association.
_________

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SIST EN 50290-2-21:2002
- 3 - EN 50290-2-21:2001
1 Scope
This Part 2-21 of EN 50290 gives specific requirements for PVC insulation compounds used
for communication cables.
It is to be read in conjunction with Part 2-20 of EN 50290.
2 Normative references
This European Standard incorporates by dated or undated reference, provisions from other
publications. These normative references are cited at the appropriate places in the text and the
publications are listed hereafter. For dated references, subsequent amendments to or revisions of
any of these publications apply to this European Standard only when incorporated in it by
amendment or revision. For undated references the latest edition of the publication referred to
applies (including amendments).
EN 60811-1-1:1995 Insulating and sheathing materials of electric and optical cables - Common
test methods -- Part 1-1: General application - Measurement of thickness and
overall dimensions - Tests for determining the mechanical properties
(IEC 60811-1-1:1993)
EN 60811-1-2:1995 Insulating and sheathing materials of electric cables
...