IEC 60331-25:1999
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Tests for electric cables under fire conditions - Circuit integrity - Part 25: Procedures and requirements - Optical fibre cables
Hardcopy , PDF
English - French
23-04-1999
25-03-2025
Foreword
Introduction
1 Scope
2 Normative references
3 Definition
4 Sample preparation
5 Continuity checking arrangement
6 Test procedure
7 Performance requirement
7.1 Flame application time
7.2 Acceptance criteria
8 Retest procedure
9 Test report
IEC 60331-25:1999 Specifies the test procedure and gives the performance requirement, including a recommended flame application time, for optical fibre cables required to maintain circuit integrity when subjected to fire under specified conditions. Describes the means of sample preparation, continuity checking arrangements, optical testing procedure, the method of burning the cables and gives requirements for evaluating test results. Covers electric data cables which have no rated voltage and are used for extra low voltage circuits.
| Committee |
TC 20
|
| DevelopmentNote |
Stability Date: 2017. (09/2017)
|
| DocumentType |
Standard
|
| Pages |
13
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Withdrawn
|
| Standards | Relationship |
| GOST IEC 60331-25 : 2011 | Identical |
| CEI 20-36/2-5 : 2002 | Identical |
| PN IEC 60331-25 : 2003 | Identical |
| GOST R IEC 60331-25 : 2003 | Identical |
This standard has been withdrawn and is no longer current. No replacement edition is available.
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