APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 20910 Issued:1996-01-26
Revised:2019-11-07
Style 20910 Multiple-Conductor Cable Using Extruded Non-Integral Jacket

Rating80 deg C, Voltage not specified, Cable flame.
Conductor36 AWG minimum, Solid or stranded, tinned or bare.
InsulationLabeled or complying with manufacturer's AWM Procedure and minimum voltage rating of 300V. The designations of all styles of individual conductors used in making up the cable assembly shall be available.
Barrier LayerOptional barrier layer - may be a fibrous wrap serving, or braid; paper; nylon; oriented polyethylene terephthalate; or thermoplastic-tape wrap.
AssemblyTwo or more individually insulated conductors or groups of insulated conductors cabled together to form a round cable. A flat or oval cable may also be constructed with not more than three rows of single conductors or groups of conductors. The length of lay of the twisted conductors or groups is not specified. Fillers may be used in a cable but are not required. Optional barrier layer. Such a barrier layer would serve to protect the cable during further processing and would be applied immediately over the twisted assembly of individual conductors or groups of conductors or over the shield, if provided.
ShieldOptional.
CoveringOptional. A 4 mil thick or thicker wall of thermoplastic covering may be extruded over the conductor assembly or groups of conductors (with or without shields).
JacketPUR
major dia. in inches
0.700 or less45 mils min average36 mils minimum at any point
0.701-1.000 dia60 avg48 min
1.001-1.50 dia80 avg64 min
1.501-2.50 dia110 avg88 min
2.500 dia and larger140 avg112 min
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseExternal interconnection of electronic equipment.

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