NBN EN 61663-1 : 2000
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PROTECTION CONTRE LA FOUDRE - LIGNES DE TELECOMMUNICATION - PARTIE 1 - INSTALLATIONS A FIBRES OPTIQUES
31-01-2013
12-01-2013
1 Scope and object
2 Normative references
3 Definitions
4 Reference configuration
5 Construction characteristics of the cable
5.1 General
5.2 Failure current for buried cables
5.3 Failure current for aerial cables
6 Need for protection
7 Protective measures
7.1 General
7.2 Dielectric or metal-free cables
7.3 Choice of cable characteristics for both
buried and aerial installations
7.4 Use of shield wire for buried cables
7.5 Route redundancy
Annex A (normative) Frequency of primary failures, Fp for
buried and aerial cables and for cables
entering a structure exposed to direct
lightning strokes
Annex B (normative) Sheath breakdown current ls for both
buried and aerial cables
Annex C (normative) Shielding factor values
Annex D (normative) Route redundancy for both buried and
aerial cables
Annex E (informative) Damage correction factor Kd
Annex F (informative) Tolerable frequency of primary
failures Fa
Annex G (normative) Tests for surge current resistibility
Annex H (informative) Procedure for determining the failure
current
Annex I (informative) Bibliography
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Concerned with the lightning protection of telecommunication lines in fibre optic installations. Limits the number of possible primary failures that occur in the optical fibre cable in a specific installation to within values not exceeding the limit value, defined as the tolerable frequency of primary failures.
| DocumentType |
Standard
|
| PublisherName |
Belgian Standards
|
| Status |
Withdrawn
|
| Standards | Relationship |
| UNE-EN 61663-1:2001 | Identical |
| NF EN 61663-1 : 2000 | Identical |
| SN EN 61663-1 : 1999 | Identical |
| BS EN 61663-1:2000 | Identical |
| DIN EN 61663-1 : 2000 | Identical |
| EN 61663-1 : 1999 | Identical |
| I.S. EN 61663-1:2000 | Identical |
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