Subj.758 Section 2 Page 20563 Issued:1987-11-18
Style 20563 Multiple-conductor cable using non-integral jacket

Rating60 deg C, 30 Vac, Horizontal flame.
Conductor40 AWG minimum solid or stranded round, tinned or bare copper.
InsulationLabeled or complying with manufacturer's AWM procedure.
AssemblyConsists of two or more conductors, twisted pairs or groups of twisted conductors twisted together. The conductors or groups of conductors may be laid parallel forming a flat, oval or round cable. The lay of the conductors is not specified. A barrier layer and/or fillers are optional. Manufacturer shall maintain a complete description of each assembly. May use same or mixed AWG size.
CoveringOptional - A 6 mil or heavier PVC covering may be extruded over the conductor assembly.
dia of cable under jacket is 0.250 inches or less*15 mils min average12 mils minimum at any point
0.251-0.425 dia30 avg24 min
0.426-0.700 dia45 avg36 min
0.701-1.000 dia60 avg48 min
1.001-1.500 dia80 in64 min
1.501-2.500 dia110 avg88 min
2.501dia and larger140 avg112 min
*Major dia if cable is flat or oval.
StandardAppliance Wiring Material UL 758.
UseInternal wiring of electronic equipment, Class 2 Circuits only.

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