ANORDNUNG IN VERBINDUNG MIT KABELFUEHRUNGEN

A cable ladder 1 has a demountable cover 3 made of intumescent thermoplastic fire-retarding material. In a fire the material melts and sinks down to coat the cables 2 while a further rise in temperature produces a cellular ceramic-like coating around the cables. Such a material is disclosed in US Pa...

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Bibliographic Details
Main Author TORE JACOBSEN,CLAS
Format Patent
LanguageGerman
Published 06.08.1987
Edition4
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES
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Summary:A cable ladder 1 has a demountable cover 3 made of intumescent thermoplastic fire-retarding material. In a fire the material melts and sinks down to coat the cables 2 while a further rise in temperature produces a cellular ceramic-like coating around the cables. Such a material is disclosed in US Patent No. 4,543,281 and can comprise an ethylene copolymer, with 50-450 parts by weight of aluminium hydroxide per 100 parts of polymer and 100-600 parts by weight of calcium carbonate or calcium-magnesium carbonate per 100 parts of polymer.
Bibliography:Application Number: DE19863643580