Parameter

Class 130

Class 155

Class-180

Class-200

Class220

Class-240

Standard

IEC60317-16 GB/T7095.7

60317-16 GB/T7095.3

60317-28 GB/T7095.4

MW 36 60317-29 BS6811 GB/T7095.6

MW 18 60317-18 GB/T7098.2

MW 20 60317-47 GB/T7095.5

Thermal Class

130°C

155°C

180°C

200°C

120°C

240°C

Enamel Base Coat

Polyester

Modified Polyester

Polyester-Imide

Polyester-Imide

Polyester-formal

Polyimide

Enamel Top Coat

Polyester-Imide

Range of insulation thickness

IEC60317-0-2 G1,0.06-0.11mm G2,0.12-0.17mm

Performance

1.Excellent bending property 2.High flexibility of the enamel 3.Good resistance to abrasion 4.High mechanical property

1.Excellent bending property 2.High flexibility of the enamel 3.Good resistance to abrasion 4.High mechanical property 5.Higher thermal property

1.High thermal resistance 2.Suitable for windings that are subjected to constantly high temperature and mechanical stress 3.Good chemical resistance

1.Excellent thermal resistance 2.Suitable for windings that are subjected to constantly high temperature and mechanical stress 3.Good chemical resistance 4.Good resistance to refrigerant and freon

1.Excellent bending property 2.High flexibility of the enamel 3.Good resistance to abrasion 4.High mechanical property

1.Excellent thermal resistance suitable for any electric equipments that are constantly exposed to high working temperature 2.Outstanding mechanical and chemical property 3.Good performance against radiation

Application

1.Dry and oil-immersed 2.Electrical equipment

1.Dry and oil-immersed 2.Electrical equipment

1.Windings of high and low voltage DC/AC motor 2.Magnet coil 3.Dry and oil-immersed transformer

1.Windings of high and low voltage DC/AC motor 2.Magnet coil 3.Dry and oil-immersed transformer 4.Automobile coil 5.Train coil

1.Dry and oil-immersed transformer 2.Electrical equipment

1.Windings with service temperature up to 220°C 2.Motor and generator for aviation and marine application 3.Nuclear industry 4.Windings requiring high reliability

Heat shock

155°C

175°C

200°C

220°C

155°C

300°C