APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 20668 Issued:1990-12-11
Revised:2018-03-07
Style 20668 Multiple-conductor cable using non-integral jacket

Rating90 deg C, 300 Vac, Cable flame.
Conductor36 AWG minimum, solid or stranded.
InsulationLabeled or complying with manufacturer's AWM Procedure. The designations of all styles of individual conductors used in making up the cable assembly shall be available.
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. A barrier layer, if employed, may be a fibrous wrap serving, or braid; paper; nylon; oriented polyethylene terephthalate; or thermoplastic tape wrap. The barrier may be applied over the twisted assembly of individual conductors, groups of conductors or individual conductors or over the shield, if provided.
CoveringOptional. Extruded PVC or Extruded Polyurethane, 6 mil or heavier, covering may be extruded over the conductor assembly or shield.
ShieldOptional.
JacketExtruded TPU.
Dia of Cable Under Jacket - InMin Avg Thickness - milsMin At Any Point Thickness - Mils
0.700 or less3024
0.701-1.0004536
1.001-1.5006048
1.501-2.5008064
2.501-4.00011088
4.001 in or large140112
Major dia if cable is flat or oval.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UseExternal interconnection of electronic equipment.

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