APPLIANCE WIRING MATERIAL
Subj.758 Section 2 Page 2838 Issued:1976-11-15
Revised:2012-04-19
Style 2838 Multiple-conductor cable with non-integral jacket

Rating105 deg C, 300 Vac.
Conductor18 AWG - 12 AWG consisting of 26 AWG or smaller stranded, tinned or bare copper. Heating Wire - Copper alloy, nichrome, or other suitable resistance wire element, size and number of turns dependent upon wattage demand.
InsulationExtruded TPE, 30 mils min average, 20 mils minimum at any point. Web thickness: min 45 mils. Wall after rip: min 13 mils..
AssemblyTwo or three conductors. The resistance wire is spirally wound around the insulated conductor, having the insulation alternately removed from approx 0.25 in. The AWG size and number of turns per inch will determine the watts per ft of the completed heating cable. The resistance wire is soldered to the exposed bare conductor. Insulated conductors built with inner jacket, optional shield and optional outer jacket.
ShieldOptional.
Jacket(Inner, required and outer, optional) - Extruded TPE, 25 mils min average, 20 mils minimum at any point.
StandardAppliance Wiring Material UL 758.
MarkingGeneral.
UsePipe Heating Cable where the acceptability of the combination is to be determined by Underwriters Laboratories Inc.

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