... conductor, solid polyolefine insulation,Stalpeth sheath HYAT53-Local telephone cable,solid copper conductor, solid polyolefine insulation, ... jelly filling,Stalpeth sheath HYAT53-Local telephone cable,solid copper conductor, solid polyolefineinsulation,jelly filling ... ,buryHYAT53Bury, duct Table 2:Conductor diameter and number of pairsConductor diameterNumber of pairs in a cable0 ...