(5) Fillers shall be used in the interstice of the multi-core conductor cable where necessary to give the complete cable a subsfantially circular croos section. Fillers shall be of polypropylene, non-hygroscopic materials.
(5) Fillers shall be used in the interstice of the multi-core conductor cable where necessary to give the complete cable a subsfantially circular croos section. Fillers shall be of polypropylene, non-hygroscopic materials.