Insulation System - Part 3

Application Manual for NEMA Motors
Section
5
PartSection 3 5
Part of 568 3
Page 559
Page 05/08 1
Date
09/07
Application Manual for NEMA Motors
Insulation System
600 Volts and Lower
Class B and Class F
Slot Liner: 100 % fill polyester fiber - polyester film - polyester fiber laminate (DMD).
Magnet Wire: Round random wound cooper conducters with heavy terephthalic polyetser
coating and Amide-Imide overcoat (180˚C).
Coil Separator: 100% fill polyester fiber - polyester film - polyester fiber laminate (DMD).
Slot Wedges: Formed aromatic polyamide or 100% treated polyester fiber - polyester film polyester fiber or polyester glass laminate.
Sleeving: Acrylic coated glass sleeving impregnated with varnish or aromatic polyamide polyester film sleeving.
Tie Cord: Heat shrinkable polyester.
Phase Insulation: 100% fill polyester fiber - polyester film - polyester fiber laminate or varnished
glass cloth.
Varnish: 100% solids polyester resin.
Leads: Cross linked polymeric or Teflon.
Application Manual for NEMA Motors
Section
5
PartSection 3 5
Part of 568 3
Page 560
Page 05/08 2
Date
09/07
Application Manual for NEMA Motors
Insulation System
600 Volts and Lower
Class H
Slot Liner: Nomex laminate - polyester film - Nomex laminate (NMN)
Magnet Wire: Round random would copper conductors with heavy terephthalic polyester
coating and Amide-Imide overcoat (200°C).
Coil Seperator: Nomex laminate - polyester film - Nomex laminate (NMN).
Slot Wedges: Formed aromatic polyamide (Nomex) or silicone glass laminate.
Sleeving: Flexible silicone rubber treated fiberglass sleeving.
Tie Cord: Heat shrinkable polyester.
Phase: Aromatic polyamide (Nomex) fiber paper.
Varnish: 100% solids polyester resin.
Leads: Silicone rubber or Teflon.