APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 20478 Issued:1986-06-17
Revised:2012-04-17
Style 20478 Multiple-conductor Parallel Cable Using Extruded Non-Integral Jacket

Rating60 deg C, 30 Vac, Horizontal flame.
Insulated ConductorLabeled or complies with manufacturer's AWM Procedure.
AssemblyTwo or more insulated singles or groups of insulated singles cabled together. Barrier layer and/or fillers optional. Manufacturer shall maintain a complete description of each assembly. Twisted singles, with or without covering and shield, laid in parallel. Maximum diameter of conductor assembly is 1.0 inch. Maximum width of cable is 10.0 inches.
ShieldOptional.
CoveringOptional - extruded PVC, 5 mils minimum thickness; or extruded PTFE, PFA, FEP, or ETFE, 8 mils minimum average thickness, 6 mils minimum thickness at any point applied over the conductor assembly.
JacketExtruded PVC
Diameter of core assembly under jacket (inches) before and after rippingMinimum average thickness (mils)Minimum thickness at any point (mils)
0.700 inches or less30 avg23 min
0.701-1.00060 avg48 min
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseInternal wiring and external interconnection in Class 2 circuits of electronic equipment.

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