Subj.758 Section 1 Page 1555 Issued:1972-05-19
Style 1555 Single-conductor cable using non-integral jacket

Rating80 deg C, 300 Vac (Jacket), Horizontal Flame.
Conductor29 AWG - 20 AWG, solid or stranded, having a minimum 40% conductivity.
InsulationExtruded PE, 15 mils minimum average thickness, 13 mils minimum thickness at any point.
AssemblyA spiral wrap of polyethylene thread with 25 mils nominal in diameter and approximately 0.375 in. between turns shall be applied over the conductor. This assembly shall be enclosed with a polyethylene tube having an approximate 15 mil wall.
CoveringOptional. An extruded nylon covering, 3 mils nominal thickness, 2 mils minimum thickness at any point may be applied over the PE insulation tube.
JacketExtruded PVC, 20 mils minimum average thickness, 16 mils minimum thickness at any point.
StandardAppliance Wiring Material UL 758.
UseInternal wiring of electronic equipment where the jacket is exposed to a maximum operating potential of 300 volts.

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