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Rating | 60, 75, 80, 90, 105 deg C, 300 Vac, FT2 flame. |
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Conductor | 18 AWG - 10 AWG stranded. Stranding same as for SPT-3 in UL 62. |
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Insulation | Two circuit conductors and one grounding conductor.
Extruded PVC thickness. |
| Wire Size (AWG) | Min average (mils) | Min at any point (mils) |
| 18 and 16 | 45 | 40 |
| 14 | 65 | 58 |
| 12 | 80 | 72 |
| 10 | 95 | 85 |
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Assembly | If three conductors are employed, the third shall be a grounding conductor green or green/yellow employing insulation 15 mils minimum average thickness and 13 mils minimum thickness at any point. The grounding conductor shall be centrally located. |
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Shield | Copper 85% minimum coverage over the black and white conductor employing 36-34 AWG strands. Optional on grounding conductor. |
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Jacket | Extruded PVC, 35 mils min average, 28 mils minimum at any point. |
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Standard | Appliance Wiring Material UL 758. |
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Marking | General. |
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Use | Internal wiring or external interconnection of electronic equipment where Type SPT-3 is required and the final acceptance of the component is dependent on its installation and use in or with complete equipment submitted To Underwriters Laboratories Inc. |
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