Products Engineeredfor Electrical Performance
Enamelled round aluminium and copper winding wire in thermal classes 130, 155, 180 and 200.
See it wound.
Enamelled wire laid onto a bobbin, turn by turn and layer by layer.
Enamelled aluminium
0.150 – 1.000 mm (SWG and AWG equivalents)
Enamelled copper
0.060 – 1.000 mm (SWG and AWG equivalents)
Product range
Each product comes in four thermal classes. Open a product and choose a class to see its standards and test values.

Typical applications
- Fans
- Air coolers
- Transformers
- Home appliances
- Size range
- 0.150 – 1.000 mm (SWG and AWG equivalents)
- Thermal classes
- 130 · 155 · 180 · 200
- Installed capacity
- 5,500 – 6,000 MT / year
- Standards
- IS 13730, IEC 60317, NEMA 1000 (by class)
- Insulation grade
- Grade 2; Grade 2 / Heavy in class 200
- Standard colour
- Brownish
- Tolerance
- Bare diameter 0.001 – 0.003 mm; overall diameter 0.003 – 0.007 mm
- Spool types
- PT-4, PT-15, PT-18, PT-25
- Packing
- Polythene wrapper
- Lead time
- 5 – 7 days
Thermal class
Enamelled Aluminium Winding Wire: specification and technical test values for each thermal class Property Class 130Single coat Class 155Single coat Class 180Single coat Class 200Dual coat Specification Specification standard IS 13730 Part 9, IEC 60317-9 IS 13730 IS 13730 Part 15, IEC 60317-15 IS 13730 Part 25, IEC 60317-25, NEMA 1000 – 35A / 73A Chemical base of base coat Polyester Modified polyester Polyesterimide Polyesterimide Chemical base of top coat — — — Polyamideimide Range of wire size 0.150 – 1.000 mm 0.150 – 1.000 mm 0.150 – 1.000 mm 0.234 – 1.000 mm Insulation grade Grade 2 Grade 2 Grade 2 Grade 2 / Heavy Standard colour Brownish Brownish Brownish Brownish Technical tests Flexibility Good Good Good Very good Coefficient of friction 5.5° max. 5.5° max. 5.5° max. 5.5° max. Elongation 20% min. 20% min. 20% min. 20% min. Adherence Good Good Good Very good Pin-hole test Max. 5 faults / 30 m Max. 5 faults / 30 m Max. 5 faults / 30 m Max. 5 faults / 30 m Heat shock test 155 °C 175 °C 200 °C 220 °C Cut-through test 240 °C 270 °C 300 °C 320 °C Tan-delta bending point 100 – 120° 140 – 160° 180 – 200° 170 / 220° 
Typical applications
- Fans
- Air coolers
- Transformers
- Home appliances
- Size range
- 0.060 – 1.000 mm (SWG and AWG equivalents)
- Thermal classes
- 130 · 155 · 180 · 200
- Installed capacity
- 1,500 – 1,800 MT / year
- Standards
- IS 13730, IEC 60317, NEMA 1000 (by class)
- Insulation grade
- Grade 2
- Standard colour
- Brownish
- Tolerance
- Bare diameter 0.001 – 0.003 mm; overall diameter 0.003 – 0.007 mm
- Spool types
- PT-4, PT-15, PT-18, PT-25
- Packing
- Polythene wrapper
- Lead time
- 5 – 7 days
Thermal class
Enamelled Copper Winding Wire: specification and technical test values for each thermal class Property Class 130Single coat Class 155Single coat Class 180Single coat Class 200Dual coat Specification Specification standard IS 13730 Part 34, IEC 60317-34 IS 13730 Part 3, IEC 60317-3, NEMA 1000 – 5C IS 13730 Part 8, IEC 60317-8, NEMA 1000 – 30C IS 13730 Part 13, IEC 60317-13, NEMA 1000 – 35C / 73C Chemical base of base coat Polyester Modified polyester Polyesterimide Polyesterimide Chemical base of top coat — — — Polyamideimide Range of wire size 0.060 – 1.000 mm 0.060 – 1.000 mm 0.060 – 1.000 mm 0.234 – 1.000 mm Insulation grade Grade 2 Grade 2 Grade 2 Grade 2 Standard colour Brownish Brownish Brownish Brownish Technical tests Flexibility Good Good Good Very good Coefficient of friction 5.5° max. 5.5° max. 5.5° max. 5.5° max. Elongation 30% min. 30% min. 30% min. 30% min. Adherence Good Good Good Very good Pin-hole test Max. 5 faults / 30 m Max. 5 faults / 30 m Max. 5 faults / 30 m Max. 5 faults / 30 m Heat shock test 155 °C 175 °C 200 °C 220 °C Cut-through test 240 °C 270 °C 300 °C 320 °C Tan-delta bending point 100 – 120° 140 – 160° 180 – 200° 170 / 220°
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