Diameter Expanded Hollow Wire Used for Internal Aerial Electricity For Electric Station

Type

Name

LGJKK

Diameter expanded hollow steel-core aluminum wire

LGSJK

Sparse stranded diameter expanded steel-core aluminum wire

Type

LGJKK-600

LGJKK-900

LGJKK-1400

Nominal outer diameter of conductor mm

50.60

49.00

57.00

Nominal cross section mm2

600

900

1400

Calculated cross section 

mm2

Al

653.60

906.20

1387.60

Steel

54.50

84.80

106.00

Amount

708.10

991.00

1493.60

Construction Number diameter mm

Support center metallic 

flexible pipe

Outer diameter

37.00-0.5

27.00-0.5

27.00-0.5

Inner diameter

31.0±0.5

21.0±0.5

21.0±0.5

Inner layer

Al

30/3.4

18/3.0

15/3.0

Steel

6/3.4

12/3.0

15/3.0

Second inner layer Al

/

/

28/4.0

Second Outer layer Al

/

28/4.0

34/4.0

Outer layer Al

42/3.4

34/4.0

40/4.0

D.C. resistance 20℃Ω/km

0.04500

0.03247

0.02139

Current carrying 70℃ A

900

1030

1300

Construction weight kg/km

2841

3705

5264

Type

LGSJK-630

LGSJK-800

LGSJK-1000

LGSJK-1250

LGSJK-