Bare copper cable

Hard and soft copper cables for electrical applications.

Supply formats:

  • Wooden reel

  • Roll

Medidas: From 16 to 575 mm2
Supply of reels in metres according to requirements.

Data sheet: Bare copper cable

At Bronmetal we supply round copper wires for electrical applications.
We supply copper conductor cable in line with international quality standards.
We adapt our supplies to each customer and we are able to deliver reels in meters, according to requirements or capacity.

COPPER CONDUCTOR ACCORDING TO THE STANDARD EN 60228

Cross section No. of wires Max. resistance. Weight approx.
Ω/Km a 20 º C
Bare Coated
mm2 Ω / km Ω / km kg/km
0,5 7 36 36,7 5
0,75 7 24,5 24,8 7,3
1 7 18,1 18,2 8,8
1,5 7 12,1 12,2 13,3
2,5 7 7,41 7,56 24
4 7 4,61 4,7 35
6 7 3,08 3,11 51
10 7 1,83 1,84 89
16 7 1,15 1,16 138
25 7 0,727 0,734 220
35 7 0,524 0,529 302
50 19 0,387 0,391 408
70 19 0,268 0,27 593
95 19 0,193 0,195 809
120 37 0,153 0,154 1030
150 37 0,124 0,126 1308
185 37 0,0991 0,1 1600
240 37 0,0754 0,0762 2164
300 61 0,0601 0,0607 2600
400 61 0,047 0,0475 3385
500 61 0,0366 0,0369 4230

COPPER CONDUCTOR ACCORDING TO THE STANDARD EN 60228

Nominal section Máximum diameter of the conductor wires Máximum conductor resistence at 20ºC
Ω/Km a 20 º C
Bare wires Ω/Km Wires coated with a metal layer Ω/Km
0,5 0,21 39 40,1
0,75 0,21 26 26,7
1 0,21 19,5 20
1,5 0,26 13,3 13,7
2,5 0,26 7,98 8,21
4 0,31 4,95 5,09
6 0,31 3,3 3,39
10 0,41 1,91 1,95
16 0,41 1,21 1,24
25 0,41 0,78 0,795
35 0,41 0,554 0,565
50 0,41 0,386 0,393
70 0,51 0,272 0,277
95 0,51 0,206 0,21
120 0,51 0,161 0,164
150 0,51 0,129 0,132
185 0,51 0,106 0,108
240 0,51 0,0801 0,0817
300 0,51 0,0641 0,0654
400 0,51 0,0486 0,0495
500 0,61 0,0384 0,0391
630 0,61 0,0287 0,0292
CLASS VI. EXTRA FLEXIBLE CABLE
Nominal section Máximum diameter of the conductor wires Máximum conductor resistence at 20ºC
Bare wires Wires coated with a metal layer
mm2 mm Ω / km Ω / km
0,5 0,16 39,0 40,1
0,75 0,16 26,0 26,7
1 0,16 19,5 20,0
1,5 0,16 13,3 13,7
2,5 0,16 7,98 8,21
4 0,16 4,95 5,09
6 0,21 3,30 3,39
10 0,21 1,91 1,95
16 0,21 1,21 1,24
25 0,21 0,780 0,795
35 0,21 0,554 0,565
50 0,31 0,386 0,393
70 0,31 0,272 0,277
95 0,31 0,206 0,210
120 0,31 0,161 0,164
150 0,31 0,129 0,132
185 0,41 0,106 0,108
240 0,41 0,0801 0,0817
300 0,41 0,0641 0,0654
 
Type Dimensions
630 630 x 315 x 370 mm
800 800 x 400 x 520 mm
1000 1000 x 500 x 610 mm
1250 1250 x 630 x 710 mm
1400 1400 x 710 x 810 mm
1600 1600 x 900 x 980 mm
Coiling facilities. We can adapt deliveries to your specific needs of metres per coil.

COPPER CONDUCTOR AS PER UNE 207015 FOR OVERHEAD POWER LINES

Designation Nominal cross section Formation Structure Apparent diameter of the cable breaking load Maximum electrical resistance at 20°C Weight
Number of wires Nominal diameter of each wire
mm2 mm mm daN Ω / km Kg/km
C 10 10 7 1,35 4,05 420 1,84 91
C 16 15,3 7 1,7 5,1 658 1,16 144
C 25 25,2 7 2,14 6,42 1.011 0,734 228
C 35 34,9 7 2,52 7,56 1.345 0,529 317
C 50 49,5 7 3 9 1.902 0,372 449
C 70 70,3 19 2,17 10,85 2.735 0,264 640
C 95 94,8 19 2,52 12,6 3.525 0,196 864
C 120 121,2 19 2,85 14,25 4.597 0,153 1.104
C 150 147,1 37 2,25 15,75 5.710 0,126 1.344
C 185 184,5 37 2,52 17,64 6.844 0,101 1.687
C 235 236 37 2,85 19,05 8.754 0,0789 2.157
C 300 304,2 61 2,52 22,68 10.899 0,0615 2.791
C 400 389,1 61 2,85 25,65 13.940 0,048 3.570
C 500 490,6 61 3,2 28,8 16.772 0,0374 4.501
Para cualquier composición de alambres del conductor cableado resulta un valor medio final efectivo para el Elasticity modulus , E= 10.500 daN, y como Linear expansion coefficient, un valor constante α = 17 x 10-6 por grado centígrado.
CLASS 2. RIGID CABLE
Nominal section Mínimum number of conductive wires Máximum conductor resistence at 20ºC
Non-compact ring conductor Compact ring conductor Sectorial conductor
Conductive copper
Bare wires Wires coated with a metal layer
Cu
Cu
Cu
Ω / km
Ω / km
mm2
0,5 7 - - 36,0 36,7
0,75 7 - - 24,5 24,8
1 7 - - 18,1 18,2
1,5 7 6 - 12,1 12,2
2,5 7 6 - 7,41 7,56
4 7 6 - 4,61 4,70
6 7 6 - 3,08 3,11
10 7 6 - 1,83 1,84
16 7 6 - 1,15 1,16
25 7 6 6 0,727 0,734
35 7 6 6 0,524 0,529
50 19 6 6 0,387 0,391
70 19 12 12 0,268 0,270
95 19 15 15 0,193 0,195
120 37 18 18 0,153 0,154
150 37 18 18 0,124 0,126
185 37 30 30 0,0991 0,100
240 37 34 34 0,0754 0,0762
300 61 34 34 0,0601 0,0607
400 61 53 53 0,0470 0,0475
500 61 53 53 0,0366 0,0369
630 91 53 53 0,0283 0,0286
800 91 53 - 0,0221 0,0224
1000 91 53 - 0,0176 0,0177
1200 b 0,0151 0,0151
1400a b 0,0129 0,0129
1600 b 0,0113 0,0113
1800a b 0,0101 0,0101
2000 b 0,0090 0,0090
2500 b 0,0072 0,0072
a These measures are not preferred b For these measurements, the mínimum number of wires is not specified. These measures can be constructed from 4, 5 or 6 identical segments.

Documentation download

Title
Other languages
Type
Created
Type Catalogue
Created 03/04/2023
Type Technical sheets
Created 13/09/2023
You may also like

Flexicopper: Flexible copper flat bars

Flat copper bar / rectangular bar

Braids: braid type flexible connectors

Aluminium cable