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Standard Cu, minimum Cross-section, мм² Class Wire diameter, mm Deviation of the diameter
ГОСТ 22483-77 99,90 0,5-1,0 5 0,200 ± 0,003
1,5-2,5 5 0,250 ± 0,003
4,0-6,0 5 0,320 ± 0,005
10,0-50,0 5 0,405 ± 0,005
70,0-240,0 5 0,505 ± 0,005
0,5-1,0 4 0,320 ± 0,005
1,5-2,5 4 0,405 ± 0,005
4,0-6,0 4 0,505 ± 0,005
10,0-95,0 4 0,505 ± 0,005
120,0-240,0 4 0,675 ± 0,007
1,0 3 0,405 ± 0,005
1,5 3 0,505 ± 0,005
2,5 3 0,675 ± 0,007
4,0-6,0 3 0,845 ± 0,007
10,0-95,0 3 0,670 ± 0,007
120,0-240,0 3 0,845 ± 0,007
120,0-240,0 2

A current-carrying copper conductor comes on metal drums (returnable) wooden drums:

Cross-section, mm² 0,5-2,0 1,5-35,0 25,0-95,0 120,0-240,0
Packaging: Drum Drum Drum Drum
Outer diameter 400 630 1000 1400
Internal diameter 56 56 80 80
Weight net (kg) 110 440 1000 1850
Weight gross (kg) 140 510 1100 2000

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