APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 2839 Issued:1976-11-29
Revised:2019-11-06
Style 2839 Multiple-conductor cable using non-integral jacket

Rating90 deg C, 600 Vac, Horizontal flame.
InsulationLabeled or complying with Manufacturer's AWM Procedure.
AssemblyTwo 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. Manufacturershall maintain a complete description of each assembly. May use same or mixed AWG size.
ShieldOptional.
Covering(Optional) A 6 mil or heavier PVC covering may be extruded over the conductor assembly.
JacketPVC
Constructionmajor dia in inchesmin averageminimum at any point
Construction A0.425 or less30 mils24 mils
construction A0.426-0.700 dia60 avg48 min
construction A0.701-1.500 dia80 avg64 min
construction B0.700 dia or less60 avg48 min
construction B0.701-1.500 dia80 avg64 min
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseCONSTRUCTION A Internal wiring of x-ray equipment; or, in the internal or external interconnection of electronic equipment. CONSTRUCTION B External interconnection of electronic equipment in abuse areas (such as x-ray equipment and business machines). In addition, the tag may also indicate the following: 2500 V peak-for Electronic Use Only.

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