APPLIANCE WIRING MATERIAL
Style 2551 Multiple-Conductor Cable Using Extruded Non-Integral Jacket
Rating 105 deg C, 30 Vac, Cable flame.
Conductor 40 AWG min. solid or stranded round, tinned or bare.
Insulation Labeled or complying with manufacturer’s AWM procedure.
Assembly Two or more insulated singles or groups of individually Assembly insulated singles cabled together. All insulated singles in any group shall be twisted together. If more than one group is used, groups shall also be twisted. The length of lay of the twisted cables or groups is not specified. Fillers may be used. A barrier layer may be applied over the assembly of the conductors or groups of conductors.
Jacket Extruded PVC
Diameter of core assembly under jacket (inches) ? Minimum average thickness (mils) Minimum thickness at any point (mils)
0.425 or less 30 24
0.426-0.700 45 36
0.701-1.000 60 48
1.001-1.500 80 62
1.501-2.500 110 88
2.501 and larger 140 112
Standard Appliance Wiring Material UL 758.
Use External Interconnecting Cable for Electronic Data- Processing Class – 2 Circuits Where Terminated in connectors.
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