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SR CLC/TS 50576:2017

Electric cables - Extended application of test results for reaction to fire

TThis Technical Specification gives the procedure and rules for extended application of results of tests carried out according to the test methods described in EN 50399, EN 60332 1 2 and EN 61034 2. The EXAP rules described apply to EN 50399 test results used for classification in classes B2ca,Cca and Dca, additional smoke production classes s1, s2 and s3 and flaming droplets/particles, to EN 60332 1 2 test results used for classification in classes B2ca,Cca, Dca and Eca and to EN 61034 2 test results used for classification in classes s1a and s1b. Cables of diameter 5,0 mm and less should be tested as bundles according to EN 50399 and are excluded from these rules. Bundled cables are not included in the EXAP rules applying to EN 50399 test results. The rules apply to circular and non-circular cables provided that they fall within the scope of the relevant test method. A specific EXAP rule has been developed for the most common generic power cable families and optical fibre cables. A general EXAP rule has been developed for any power cable families. The general EXAP rule is no

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Status : Withdrawn
Approval date : 1/31/2017
Withdrawal date : 12/12/2025
Number of pages : 32
ICS : 13.220.40 Ignitability and burning behaviour of materials and products,29.060.20 Cables
Technical Committee : 159 - Electric cables

Relations with other standards: