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The Lincoln Premium Class F Plus Insulation System
The Lincoln Premium Class F insulation system is so good, its temperature capability is actually 160oC, an extra 5oC above the standard! That's because we use only premium insulating components and take great care when putting them together.
| Where Used |
Thermal Rating |
| U-top, slot |
Class F - 155oC |
| phase insulation |
above Class H - 220oC |
| U-top, slot divider |
Class H - 180oC |
| sleeving to cover lead to coil connection |
Class F - 155oC |
| windings (100% copper) |
above Class H - 200oC |
| varnish |
solvent-based,
Class H - 180oC |
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