Non-insulated wire designed for transmition lines

APPLICATION:

Ashore power transmission within power networks in any macroclimatic areas of moderate and cold climate.

CONSTRUCTION:

Conductor - Stranded conductor twisted of aluminum wires

OPERATION AND INSTALLATION CONDITIONS:

The wire shall have overhead installation on TLs supports in accordance with Electrical and regulations on power plants and networks.

Operating temperature - from -60° C to +40°C

Max allowable continuous temperature of conductor heating during operation - 90°C. Minimum service life under normal operating conditions - at least 45 years

ELECTRICAL CHARACTERISTICS:

Conductor resistance calculated per 100 m of cable length and temperature of 20°C does not exceed 9.6 Ohm. Resistance difference of conductors in working pair per 100 m length does not exceed 3%.

ELECTRICAL AND MECHANICAL PARAMETERS:

Nominal section, sq. mm

DC electrical resistance per 1 km of wire at 20 °C, Ohm, max

Breaking stress of wire, kN, min

Mass,

kg/m*

Construction length, m, min

16

1,80

3,02

43,08

4500

25

1,15

4,50

67,75

4000

35

0,835

5,91

93,33

4000

40

0,716

6,80

108,86

3500

50

0,578

8,20

134,40

3500

100

0,288

17,0

275,31

2000

120

0,246

19,89

319,97

1500

125

0,230

21,25

342,14

1500

150

0,194

24,42

404,60

1250

185

0,157

29,83

500,70

1000

240

0,120

38,19

653,83

1000

300

0,100

47,57

786,88

1000

DELIVERY FORM:

Wire is delivered in coils or wooden drums as per GOST 5151-79.

OPTIONS:

Wires of other label sized of up to 500 sq. m in section inclusive can be manufactured and supplied upon customer request by agreement with the customer.

Operating temperature - from -60°C to +40°C

Max allowable continuous temperature of conductor heating during operation - 90°C.

Minimum service life under normal operating conditions - at least 45 years