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Super Enamelled Copper Winding Wire

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Triveni Conductors has been producing super Enamelled Copper Winding Wires for over a decade and supplying to many sectors of electrical engineering in the fields of manufacturing technology.

Established in 1981, Triveni has carved a niche for itself in the S.E. Copper Winding Wire segment and has emerged a major supplier to leading manufacturers of electrical equipment in India.

Triveni products range of S.E. Copper Winding Wires in SWG to 38 in modified polyester, polyester amide and dual coat base confirming to IS 13730. The manufacturing plant at Pithampur(near Indore) is equipped with updated testing lab to ensure that quality checks are carried out on a continuous basis, resulting in flawless products reaching customers, big and small.

PRODUCT RANGE & QUALITI SPECIFICATION

Wire Type Properties Modified Polyster Modified Polyster Polysterimide Dual coated wire
PE/PEI + PAI
Thermal Class
Class Insulation
Color
Range-Copper
130
B
Brown/Reddish-Golden
0.150 to 4.000 mm
155
F
Light Brown to Dark Brown
0.150 to 4.000 mm
180
H
Dark Brown (Mahogany)
0.150 to 4.000 mm
200
H+
Reddish Brown to Golden
0.150 to 4.000 mm
Spacifications-
Copper
IS 13730.34
IEC 60317-34
IS 13730.3
IEC 603173
IS 13730-8
IEC 60317-8
IS 13730 – 30
IEC 60317 – 13
Mechanical Tests
Flexibility
Peel
Abrasion Av.N
   
1 x D
N x D = 130
10.4
   
1 x D
N x D = 130
104
   
1×0
N x D = 110
10.9
   
1 x D
N x D = 110
11.3
Thermal Tests
Heat Shock
Cut Through
   
6 x D 155˚C – 30min
240˚C – 2min
   
2.24 x D 175˚C – 30 min
240˚C – 2 min
   
2.24 x D 200˚C – 30 min
300˚C – 2 min
   
2.24 x D 220˚C – 30 min
320˚C – 2 min
Chemical Tests
Slovent Resistance
Refrigerant Resistant
Solderability
Transformer Oil
   
Good
N.A.
N.A.
N.A.
   
Good
N.A.
N.A.
N.A.
   
Very Good
Very Good
N.A.
Excellent
   
Excellent
Excellent
N.A.
Excellent
Resistance
Electrical Resistance
Breakdown Voltage
Count.of coverking
(Pin Holes)
Normall – Nil
Tandent Delta.
   
Withing Range
Above 8.0 KV 
 

Normally – Nil
   
Withing Range
Above 8.0KV 
 

Normally – Nil
   
Withing Range
Above 8.0 KV 
 

Normally – Nil
   
Within Range
Above 8.0 KV 
 

Normally – Nil
Bending Point
Application
110 – 120
Domestic equipments,
pumps, motors, stabilizers,
transformers, fans
and auto electricals
requiring high
mechanical properties.
145 – 155
General purpose rotating
& static equipments like
largepump motors,
generators, air cooled
transformers, voltage
stabilizer, heavy duty
domestic appliances like
mixer – grider, washing
machines, where temprature
is above class insulation B.
175 – 195
Continously rated heavy
duty motors and tools,
oil filled transformers.
Hermatic grade for AC
and refriragerator
compressor, furnace
motors, and for all
class insulation H
application.
175 – 195
Special purpose
machines like wind
generators. Large
motors and generators
extra heavy duty
equipments like crane
motors with
heavy shock loads,
AC and refrigerator
compresor windings.

PACKING OF ENAMELLED WIRES

Type of
Bobbin
Diameter
of
Flange
Diameter
of
Barrel
(mm)
Thickness
of
Flange
(mm)
Inside
Spacing
of Flange
(mm)
Bevelling
of Inside
Flange Face
(mm)
Diameter
of
Axel Hole
(mm)
Mass
of
Bobbin
(g)
Mass
enamelled
Copper wire
(approx/kg)
Normal
Range of
Enamelled
Copper wire
(mm)
D d a W R h
P-1 80±0.5 50±0.3 10±0.2 65±0.2 3 16±0.5 65 1 0.350 – 0.100
P-3 125±0.5 26±0.3 10±0.2 71±0.2 3 22±0.5 110 3 0.350 – 0.100
P-5 160±0.5 100±0.5 12±0.2 128±0.2 3 22±0.5 310 6 0.500 – 0.300
P-10 200±0.5 88±0.5 12±0.2 115±0.2 3 38±0.5 460 10 0.600 – 0.450
P-20 250±0.5 110±0.5 15±0.2 120±0.2 3 36±0.5 960 20 1.800 – 0.650
W-25 265±1.0 110±1.0 12±0.2 115±0.2 3 38±0.5 1350 25 4.00 – 1.800

LONG TRAVERS TAPERED TYPE

Type of
Bobbin
Diameter
of
Flange
Diameter
of
Barrel
(mm)
Thickness
of
Flange
(mm)
Inside
Spacing
of Flange
(mm)
Bevelling
of Inside
Flange
Face
(mm)
Diameter
of
Axel Hole
(mm)
Mass
of
Bobbin
(g)
Mass
enamelled
Copper wire
(approx/kg)
Normal
Range of
Enamelled
Copper wire
(mm)
D d a w r h
PT-10 160 180±0.5 96 110±0.5 10±0.2 200±0.4 3 32±0.5 500±25 10 0.600 – 0.200
PT-15 180 200±0.5 96 110±0.5 10±0.2 200±0.4 3 32±0.5 700±25 15 0.600 – 0.200
PT-25 215 230±0.5 110 13±0.5 10±0.2 250±0.4 3 32±0.5 1000±25 25 1.000 – 0.400
PT-45 236 250±0.5 140 160±0.8 32±0.3 335±1.0 5 100±0.5 2100±50 45 1.200 – 0.300
PT-90 300 315±0.8 180 200±1.0 38±0.5 425±1.0 5 100±0.5 2800±100 90 1.200 – 0.500
WT-45 265 275±2.0 110 120±2.0 15±2.0 190±1.0 5 40±0.5 2000±100 45 4.000 – 1.200
WT-90 266 280±2.0 110 120±2.0 20±2.0 300±1.0 6 40±0.6 3600±100 86 4000 – 1.200

GENERAL DATA FOR ENAMELLED ROUND COPPER WIRES AS PER IS 13730/IEC 60317-0-1 (SWG)

SWG Size
mm
Nom.
Conductor
Tolerence
±mm
Resistance
Min. @ 20° C
Ohm/mtr.
Resistance
Max. @ 20° C
Ohm/mtr.
Grade
(Medium Covering)
For Grade 2 Wires SWG
Min. Inc. Max. OD. Elongation% BDV Volts Spring Back
8 4.064 0.043 0.001279 0.001357 0.092 4.201 36 2500 5.0° 8
9 3.657 0.038 0.001580 0.001675 0.089 3.790 35 2500 5.0° 9
3.454 0.036 0.001771 0.001878 0.086 3.583 35 2500 5.0°
10 3.251 0.034 0.001999 0.002120 0.086 3.380 35 2500 5.0° 10
10½ 3.099 0.031 0.002203 0.002332 0.084 3.225 35 2500 5.0° 10½
11 2.946 0.03 0.002436 0.002581 0.084 3.072 34 2500 5.0° 11
12 2.642 0.027 0.003028 0.003209 0.081 2.764 34 2500 5.0° 12
12½ 2.489 0.025 0.003413 0.003614 0.079 2.607 33 5000 5.0° 12½
13 2.337 0.024 0.003870 0.004102 0.079 2.455 33 5000 5.0° 13
13½ 2.184 0.024 0.004425 0.004703 0.077 2.299 33 5000 5.0° 13½
14 2.032 0.02 0.005123 0.005421 0.077 2.147 33 5000 5.0° 14
14½ 1.930 0.02 0.005673 0.006015 0.075 2.042 33 5000 5.0° 14½
15 1.829 0.019 0.006317 0.006698 0.075 1.941 33 5000 5.0° 15
15½ 1.727 0.018 0.007084 0.007513 0.073 1.836 32 5000 5.0° 15½
16 1.626 0.017 0.007991 0.008476 0.073 1.735 32 5000 5.0° 16
16½ 1.524 0.016 0.009096 0.009650 0.071 1.630 32 5000 30 16½
17 1.422 0.015 0.010447 0.011085 0.071 1.528 32 5000 30 17
17½ 1.320 0.013 0.012140 0.012846 0.069 1.422 32 5000 34 17½
18 1.219 0.013 0.014212 0.015088 0.067 1.318 31 5000 37 18
18½ 1.118 0.011 0.016924 0.017907 0.065 1.215 30 5000 41 18½
19 1.016 0.0111 0.020449 0.021730 0.065 1.113 30 5000 41 19
19½ 0.965 0.01 0.022692 0.024061 0.063 1.059 30 5000 45 19½
20 0.914 0.01 0.025267 0.026852 0.063 1.008 30 5000 45 20
20½ 0.864 0.009 0.028305 0.030018 0.060 0.953 29 5000 48 20½
21 0.813 0.009 0.031926 0.033947 0.060 0.902 29 5000 48 21
21½ 0.762 0.008 0.036384 0.038599 0.056 0.846 28 4900 43 21½
22 0.711 0.008 0.041729 0.044402 0.056 0.795 28 4900 43 22
22½ 0.660 0.007 0.048489 0.051462 0.053 0.739 28 4800 47 22½
23 0.610 0.006 0.056850 0.060151 0.050 0.684 27 4800 50 23
23½ 0.584 0.006 0.061971 0.065684 0.050 0.682 27 4800 50 23½
24 0.559 0.006 0.067576 0.071757 0.047 0.629 26 4600 44 24
25 0.508 0.006 0.081652 0.087078 0.047 0.578 26 4600 44 25
25½ 0.483 0.005 0.090584 0.096042 0.045 0.570 25 4600 47 25½
26 0.457 0.005 0.101067 0.107408 0.045 0.523 25 4600 47 26
27 0.417 0.005 0.121134 0.129277 0.042 0.480 25 4400 48 27
27½ 0.397 0.005 0.133487 0.142805 0.042 0.475 24 4400 50 27½
28 0.376 0.005 0.148608 0.159429 0.042 0.435 24 4400 50 28
29 0.345 0.005 0.176098 0.189827 0.038 0.401 23 4300 53 29
30 0.315 0.004 0.211987 0.226879 0.035 0.367 23 4100 55 30
31 0.295 0.004 0.241295 0.259737 0.035 0.347 23 4100 55 31
32 0.274 0.004 0.273127 0.301015 0.033 0.323 22 4000 53 32
33 0.254 0.004 0.324080 0.351104 0.033 0.303 22 4000 53 33
34 0.234 0.004 0.380835 0.414820 0.032 0.281 22 3900 56 34
35 0.213 0.003 0.462364 0.497596 0.029 0.255 21 3700 59 35
36 0.193 0.003 0.561538 0.607866 0.027 0.232 21 3500 62 36
37 0.173 0.003 0.636411 0.759307 0.025 0.210 20 3300 65 37
38 0.152 0.003 0.897900 0.988423 0.023 0.186 19 3200 67 38

GENERAL DATA FOR ENAMELLED ROUND COPPER WIRES AS PER IS 13730/IEC 60317-0-1 (MM Size)

Size mm
Num.
Conductor
Tolerence
±mm
Resistance
Min. @ 20° C
Ohm/mtr.
Resistance
Max. @ 20° C
Ohm/mtr.
Grade (Medium Covering) For Grade 2 Wires Size mm
Num.
Min. Inc. Max. OD. Elongation% BDV Volts Spring Back
4.000 0.040 0.001322 0.001399 0.089 4.133 35 2500 5.0 4.000
3.750 0.038 0.001503 0.001593 0.089 3.883 35 2500 5.0 3.750
3.350 0.034 0.001884 0.001996 0.086 3.479 35 2500 5.0 3.350
3.000 0.030 0.002350 0.002488 0.084 3.126 34 2500 5.0 3.000
2.800 0.028 0.002697 0.002856 0.081 2.922 34 2500 5.0 2.800
2.500 0.025 0.003384 0.003582 0.079 2.618 33 5000 5.0 2.500
2.240 0.022 0.00422 0.00446 0.077 2.355 33 5000 5.0 2.240
2.000 0.020 0.00529 0.00560 0.075 2.112 33 5000 5.0 2.000
1.900 0.019 0.00586 0.00620 0.075 2.012 33 5000 5.0 1.900
1.800 0.018 0.00653 0.00691 0.073 1.909 32 5000 5.0 1.800
1.700 0.017 0.00732 0.00775 0.073 1.809 32 5000 5.0 1.700
1.600 0.016 0.008260 0.00875 0.071 1.706 32 5000 30 1.600
1.500 0.015 0.00940 0.00995 0.071 1.606 32 5000 30 1.500
1.400 0.014 0.01079 0.01142 0.069 1.502 32 5000 34 1.400
1.320 0.013 0.01214 0.01285 0.069 1.422 32 5000 34 1.320
1.250 0.013 0.01352 0.01434 0.067 1.349 31 5000 37 1.250
1.180 0.012 0.01518 0.01609 0.067 1.279 31 5000 37 1.180
1.120 0.011 0.01686 0.01784 0.065 1.217 30 5000 41 1.120
1.060 0.011 0.01881 0.01994 0.065 1.157 30 5000 41 1.060
1.000 0.010 0.02115 0.02239 0.063 1.094 30 5000 15 1.000
0.950 0.010 0.02341 0.02483 0.063 0.044 30 5000 15 0.950
0.900 0.009 0.02611 0.02764 0.060 0.989 29 5000 18 0.900
0.850 0.009 0.02924 0.03103 0.060 0.939 29 5000 18 0.850
0.800 0.008 0.03304 0.03498 0.056 0.884 28 4900 43 0.800
0.750 0.008 0.03755 0.03996 0.056 0.834 28 4900 43 0.750
0.710 0.007 0.04196 0.04440 0.053 0.789 28 4800 47 0.710
0.670 0.007 0.04707 0.04992 0.053 0.749 28 4800 47 0.670
0.630 0.006 0.05333 0.05636 0.050 0.704 27 4800 50 0.630
0.600 0.006 0.05874 0.06219 0.050 0.674 27 4800 50 0.600
0.560 0.006 0.06734 0.07150 0.047 0.630 26 4600 44 0.560
0.500 0.005 0.08459 0.08956 0.045 0.566 25 4600 47 0.500
0.450 0.005 0.1042 0.1108 0.042 0.513 25 4400 48 0.450
0.425 0.005 0.1167 0.1244 0.042 0.488 25 4400 48 0.425
0.400 0.005 0.1315 0.1406 0.040 0.459 24 4400 50 0.400
0.375 0.005 0.1494 0.1603 0.040 0.343 24 4400 50 0.375
0.355 0.004 0.1674 0.1781 0.038 0.411 23 4300 53 0.355
0.315 0.004 0.2120 0.2269 0.035 0.367 23 4100 55 0.315
0.300 0.004 0.2334 0.2505 0.035 0.352 23 4100 55 0.300
0.280 0.004 0.2675 0.2881 0.033 0.329 22 4000 53 0.280
0.265 0.004 0.2981 0.3221 0.033 0.314 22 4000 53 0.265
0.250 0.004 0.3344 0.3626 0.032 0.297 22 3900 56 0.250
0.236 0.004 0.3745 0.4077 0.032 0.283 22 3900 56 0.236
0.212 0.003 0.4667 0.5024 0.029 0.254 21 3700 59 0.212
0.200 0.003 0.5235 0.5654 0.027 0.239 21 3500 62 0.200
0.190 0.003 0.5791 0.6275 0.027 0.228 21 3500 62 0.190
0.180 0.003 0.6442 0.7004 0.025 0.217 20 3300 65 0.180
0.170 0.003 0.7208 0.7868 0.025 0.205 20 3300 65 0.170
0.150 0.003 0.9215 1.0155 0.023 0.182 19 3200 67 0.150