Enamelled Copper Wire

Technical Data :

CHEMICAL BASE OF ENAMEL	POLYESTER	POLYESTER (MODIFIED)	POLYESTERIMIDE	POLYESTERIMIDE POLYAMIDE-IMIDE	POLYURETHANE
Thermal Class Insuation/Class	130°C "B" CLASS	155°C "F" CLASS	180°C "H" CLASS	200°C DUAL COAT	155°C "F" CLASS
Specification	IS 13730-34 IEC 60317-34	IS 13730-3 IEC 60317-3	IS 13730-8 IEC 60317-8	IS 13730-13 IEC 60317-13	IEC 60317-20
Colour	Light Brown To Dark Brown	Light Brown To Dark Brown	Light Brown To Dark Brown	Light Brown To Dark Brown	Copper Colour
Range-Copper	0.09 to 1 mm	0.09 to 1 mm	0.09 to 1 mm	0.09 to 1 mm	0.09 to 1 mm
Cut Through	240°C	270°C	300°C	320°C	230°C
Heat Shock	155°C	175°C	200°C	220°C	155°C
Abrasion Resistance	Fair	Good	Very Good	Excellent	Fair
Flexibilty	1xD	1xD	1xD	1xD	1xD
Mech. Properties	Fair	Fair	Very Good	Excellent	Moderate
Resistance To Solvents/Varnishes	Good	Good	Excellent	Excellent	Moderate
Electrical Resistance	Within Range	Within Range	Within Range	Within Range	Within Range

Domestic Equipments. Pump Motors. Stabilizers, Transformers, Fans and Auto Electricals requiring high mechanical properties.
General purpose rotating & static equipments like large pump motors. generators, air-cooled transformers, voltage stabilizers, heavy-duty domestic appliances like a mixer-grinder, and washing machines. where the temperature is above class insulation B.
Continuously rated heavy-duty motors and tools, oil-filled transformers. Hermetic grade for AC and refrigerator compressors, furnace motors, and all class insulation H applications.
Special Purpose machines like wind generators. Large motors and generators extra heavy duty equipments like crane motors with heavy shock loads. AC and refrigerator compressor windings

SWG	Size (mm Nom.)	Conductor Tolerance (± mm)	Resistance Min @ 20°C (Ohm/mtr)	Resistance Max @ 20°C (Ohm/mtr)	Grade 1 (Fine Covering)		For Grade 2 Wires			SWG
SWG	Size (mm Nom.)	Conductor Tolerance (± mm)	Resistance Min @ 20°C (Ohm/mtr)	Resistance Max @ 20°C (Ohm/mtr)	Min. Inc.	Max. OD	Elongation %	BDV Volts	Spring Back	SWG
26	0.457	0.005	0.101067	0.107408	0.024	0.501	25	2400	43	26
27	0.417	0.005	0.121134	0.129277	0.022	0.458	25	2300	44	27
28	0.376	0.005	0.148608	0.159429	0.021	0.417	24	2300	45	28
29	0.345	0.005	0.176098	0.189827	0.020	0.382	23	2300	48	29
30	0.315	0.004	0.211987	0.226879	0.019	0.349	23	2200	50	30
31	0.295	0.004	0.241295	0.259137	0.019	0.329	23	2200	50	31
32	0.274	0.004	0.279127	0.301015	0.018	0.306	22	2200	47	32
33	0.254	0.004	0.324080	0.351104	0.018	0.286	22	2200	47	33
34	0.234	0.004	0.380835	0.414820	0.017	0.265	22	2100	49	34
35	0.213	0.003	0.462364	0.497596	0.015	0.241	21	1900	51	35
36	0.193	0.003	0.561538	0.607866	0.014	0.219	21	1800	54	36
37	0.173	0.003	0.696411	0.759307	0.013	0.197	20	1700	57	37
38	0.152	0.003	0.897900	0.988423	0.012	0.174	19	1700	59	38
66	0.132	0.003	1.183651	1.318669	0.011	0.152	18	1600	59	66
40	0.122	0.003	1.380611	1.549606	0.010	0.141	17	1500	62	40
41	0.112	0.003	1.631156	1.846980	0.009	0.130	17	1300	64	41
42	0.102	0.003	1.956648	2.238952	0.009	0.119	17	1300	64	42
43	0.091	0.003	2.441381	2.833674	0.008	0.107	16	500	64	43
44	0.081	0.003	3.057262	3.066833	0.008	0.096	15	500	67	44
45	0.071	0.003	3.939379	4.745669	0.007	0.084	13	425		45

Spool types	d1[mm]	d4[mm]	l1[mm]	l2[mm]	d14[mm]	Nom. Net wire weight [Kg]
130mm cylinderical spool	130	30	115	90	130	3
PT 4	125	25	198	170	140	5
PT 10	160	30	227	200	180	10
PT 20	210	32	278	248	225	20

Spool types	d1 [mm]	d4 [mm]	l1 [mm]	l2 [mm]	d14 [mm]	Nom. net wire weight [kg]
Tapered
PT 4	125	25	198	170	140	5
PT 10	160	30	227	200	180	10
PT 15	180	30	227	200	200	15
PT 20	210	32	278	248	225	20
PT 25	210	32	278	248	225	25

Electrical Insulation

High Winding Density and Improved Efficiency

Excellent Dielectric Strength

High Thermal Resistance

Superior Mechanical Strength

Moisture and Chemical Resistance

Durability in Dynamic Applications