Tests on electric and optical fibre cables under fire conditions - Test for vertical flame spread of vertically-mounted bunched wires or cables. Apparatus Ingestion-build-54484 Torsion of the rungs

Torsion of the rungs

gold-alloy-covered surfaces should not have suffered any damage after each of the proposed tests

9 SF6 recovering and reclaiming during maintenance

are not subject to any special requirement concerning the rational use of energy due to their low rate and their use for short periods of time

It outlines requirements relating to this generic definition of good practice in the optimized management of physical assets

Tests on electric and optical fibre cables under fire conditions - Test for vertical flame spread of vertically-mounted bunched wires or cables. Apparatus Ingestion-build-54484 Torsion of the rungs