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Rating | 60 or 80 deg C, 30 Vac, Cable Flame (construction A), Horizontal flame (construction B). |
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Conductor | 40 AWG minimum. |
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Insulation | Labeled or complying with manufacturer's AWM procedure having a minimum rating of 60 deg C or 80 deg C, whichever is applicable. |
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Assembly | Consists of two 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 insulated conductors are not specified. A barrier layer and/or fillers are optional. Manufacturer shall maintain a complete description of each assembly. May use same or mixed AWG size. |
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Covering | Optional. Extruded PVC, 6 mils minimum thickness, applied over the conductor assembly. |
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Shield | Required. |
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Jacket | Extruded FRPE. |
| Diameter under jacket | Minimum average for Construction A External Use | Minimum at any point for Construction A External Use | Minimum average for Construction B Internal Use | Minimum at any point for Construction B Internal Use |
| 0.350 inch or less | 20 mils | 17 mils | 15 mils | 12 mils |
| 0.351-0.700 inch | 30 mils | 24 mils | 30 mils | 24 mils |
| 0.701-1.000 inch | 40 mils | 36 mils | 40 mils | 36 mils |
| 1.001-1.500 inch | 54 mils | 48 mils | 54 mils | 48 mils |
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Standard | Appliance Wiring Material UL 758. |
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Marking | General. |
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Use | Construction A: Internal wiring or external interconnection of electronic equipment in Class 2 circuits only. Construction B: Internal wiring of electronic equipment in Class 2 circuits only. |
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