CABLE A
TU U 25.9-33527835-020:2019
Wires for overhead power transmission lines.
The abbreviation A is deciphered as follows:
CONSTRUCTION
TECHNICAL CHARACTERISTICS
The maximum permissible operating temperature of the wires should not exceed 90°C.
Warranty period – 4 years from the date of commissioning.
Service life – no less than 45 years.
APPLICATION
Aluminum wires for overhead power transmission lines are designed to transmit electricity in aerial networks.
The primary application area is in atmospheric conditions with a sulfur dioxide concentration not exceeding 150 mg/m³ per day (1.5 mg/m³) in all macroclimatic regions on land.
Estimated Parameters of Cable Type A
Nominal Cross-Section, mm² |
Number of Strands |
Number of Layers |
Diameter, mm | Calculated Weight per km, kg |
Breaking Force of Wire, N, min |
Electrical Resistance, Ohm/km, max | |
---|---|---|---|---|---|---|---|
of Strands | of Wire | ||||||
16 | 7 | 1 | 1.70 | 5.10 | 43.0 | 3021 | 1.8007 |
25 | 7 | 1 | 2.13 | 6.40 | 68.0 | 4500 | 1.1498 |
35 | 7 | 1 | 2.50 | 7.50 | 94.0 | 5913 | 0.8347 |
40 | 7 | 1 | 2.70 | 8.09 | 109.4 | 6800 | 0.7157 |
50 | 7 | 1 | 3.00 | 9.00 | 135.0 | 8198 | 0.5784 |
70 | 7 | 1 | 3.55 | 10.70 | 189.0 | 11288 | 0.4131 |
95 | 7 | 1 | 4.10 | 12.30 | 252.0 | 14784 | 0.3114 |
120 | 19 | 2 | 2.80 | 14.00 | 321.0 | 19890 | 0.2459 |
150 | 19 | 2 | 3.15 | 15.80 | 406.0 | 24420 | 0.1944 |
185 | 19 | 2 | 3.50 | 17.50 | 502.0 | 29832 | 0.1574 |
200 | 19 | 2 | 3.66 | 18.30 | 549.7 | 32000 | 0.1438 |
240 | 19 | 2 | 4.00 | 20.00 | 655.0 | 38192 | 0.1205 |
300 | 37 | 3 | 3.15 | 22.10 | 794.0 | 47569 | 0.1000 |
350 | 37 | 3 | 3.45 | 24.20 | 952.0 | 57057 | 0.0833 |
400 | 37 | 3 | 3.66 | 25.60 | 1072.0 | 63420 | 0.0740 |
450 | 37 | 3 | 3.90 | 27.30 | 1206.0 | 71856 | 0.0642 |
500 | 37 | 3 | 4.15 | 29.10 | 1378.0 | 80000 | 0.0576 |
560 | 37 | 3 | 4.39 | 30.73 | 1542.2 | 89600 | 0.0531 |
Why Buy Cable A from Energoalliance
Purchasing cable products in bulk or small batches is more advantageous directly from the manufacturer. Energoalliance, a leading industry company, has been active in the market since 2005 and offers certified products at affordable prices. The range includes power, installation, and control cables. We collaborate with electrical installation companies, municipal enterprises, factories, and private individuals. The company works with clients from Ukraine, CIS, and Europe, offering comfortable and individual cooperation terms. The delivery price depends on the postal service's current rates.