Canard colvert ACSR graissé

Parameter

Unit

Conductor

Earthwire

Conductor designation & type

ACSR Mallard

7/4.0 Steel

Reference standard

ASTM B232

IEC 60189

Number & diameter of strands

no.x mm

Al:30/4.14  (nominal)                St:19/2.48 (nominal)

7/4.11 (nominal)

Overall diameter

mm

28.95 (nominal)

12.34 (nominal)

Guaranteed ultimate tensile strength

kN

171.25

101.4

Final modulus of elasticity

N/mm²

78000

/

Coefficient of linear expansion

1/degree

18.0 × 10-6

11.5× 10-6

D.C. resistance at 20°C

ohm/km

≤0.0719

/

Standard weight

kg/km

1893(include gerase,approx.)

735(approx.)

Weight of grease

kg/km

50

NA

Drop point of grease

°C

120

NA

Standard length on drum

m

2500 m

2000 m

Lay direction

righthand(Z)

righthand(Z)

Weight of complete drum

kg

4913 kg

1537kg

Percentage of random short drum lengths (not more than 4 percent)

%

≤4

≤4

Construction

NO. / Nominal Diameter(mm)

Nominal Diameter(mm)

1  Galvanized Steel Wire

19 /2.48

7.44

2  Aluminum Wire

30 / 4.14

28.96