CEI 20-22/5 : 1997
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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 ON ELECTRIC CABLES UNDER FIRE CONDITIONS - PART 5: METHOD OF MEASUREMENT OF TEMPERATURE INDEX FOR NON METALLIC COMPONENTS
Hardcopy , PDF
01-11-2021
Italian
01-01-1997
FASC 3456 R La presente norma descrive una procedura di prova per determinare le caratteristiche di infiammabilità dei componenti non metallici prelevati o utilizzati nei cavi elettrici: il metodo è basato sulla misura della temperatura alla quale l'indice di ossigeno del materiale (Parte 4) è uguale a 21.
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