Subj.758 Section 2 Page 20850 Issued:1994-06-16
Style 20850 Multiple-Conductor Cable Using Extruded Non-Integral Jacket.

Rating80 deg C, 300 Vac, Cable flame.
Conductor50 AWG - 10 AWG solid or stranded round, tinned or bare copper.
InsulationLabeled or complying with manufacturer's AWM Procedure.
AssemblyTwo or more singles, twisted pairs of groups of twisted singles twisted together or singles or groups of singles may be laid parallel to form flat, oval or round cable. Lay not specified. Barrier layer and/or fillers 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.
JacketThermoplastic FRPE
major dia. in inches
0.700 or less30 mils min average24 mils minimum at any point
0.701-1.000 dia45 avg36 min
1.001-1.500 dia60 avg48 min
1.501-2.500 dia80 avg64 min
2.501-4.000 dia110 avg88 min
4.001 dia and larger140 avg112 min
StandardAppliance Wiring Material UL 758.
UseInternal wiring or external interconnection of electronic equipment (such as desk-type calculators, dictating machines, or X-ray equipment).

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