APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 20231 Issued:1983-07-07
Revised:2012-02-29
Style 20231 Multiple-conductor cable using non-integral jacket

Rating150 deg C, voltage not assigned, Cable Flame, Optional - 80 deg C Oil Resistant.
Insulated ConductorLabeled or complying with manufacturer's AWM procedure. The designations of all style wires used in making the cable assembly shall be available.
AssemblyTwo or more individually insulated conductors or groups of insulated conductors cabled together. All insulated conductors in any group twisted together. If more than one group is used, groups shall also be twisted together. The length of lay of the twisted insulated conductors or groups is not specified. A barrier layer, if employed, may be a fibrous wrap serving, or braid; paper; nylon; oriented polyethylene terephthalate; or thermoplastic-tape wrap. Such a barrier would serve to protect the cable during further processing and would be applied immediately over the twisted assembly of individual conductors or groups of insulated conductors.
ShieldOptional.
JacketExtruded FEP.
Diameter of core assembly under jacketMinimum average thicknessMinimum thickness at any point
0.425 inch or less25 mils20 mils
0.426 - 0.700 inch30 mils24 mils
0.701 - 1.500 inch45 mils36 mils
1.501 - 2.500 inches60 mils48 mils
2.501 inches or greater80 mils64 mils
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseInternal wiring or external interconnection of appliances or electronic equipment.

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