Sheat-type Conductors
These extremely compact conductors are characterized by the complete lack of hollow space due to an high strength steel core covered by extrusion of a penetrating annealed Aluminium sheat. This allows:
Specification EXAMPLE - Other Designs According to Customers' Requirements
Sheat-type Conductor | |||
Sheat-type Ø 8,80 mm | |||
CONDUCTOR PROPERTIES | |||
Diameter | [mm] | 8,80 | |
Formation | Steel wires | No. × Ø [mm] | 7 × 1,20 |
Al sheat | No. × Thick [mm] | 1 × 2,60 | |
Section | Steel wires | [mm²] | 7,9 |
Aluminium | [mm²] | 52,3 | |
Total | [mm²] | 60,2 | |
Mass | Steel wires | [kg/km] | 61,9 |
Al sheat | [kg/km] | 141,4 | |
Total | [kg/km] | 203,2 | |
DC Resistance at 20°C | [Ω/km] | 0,5204 | |
Rated Tensile Strength | Core | [kN] | 14,25 |
Total | [kN] | 17,39 | |
Modulus of Elasticity | Core | [GPa] | 200 |
Total | [GPa] | 30 | |
Coefficient of Linear Expansion | Core | [10-6/°C] | 11,5 |
Total | [10-6/°C] | ~11,5 | |
Ampacity | (150 °C) * | [A] | 343 |
* Ambient temperature 30°C: Wind speed 0,55m/s – Emissivity ε=0,5 – Absorptivity α=0,5 – Intensity of solar radiation 1000W/m² |