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7/4.75mm CCT 6.35/11kV Grey 250m
7/4.75mm CCT 6.35/11kV Grey 250m
7/4.75mm CCT 6.35/11kV Grey 250m
Read more- Nexans ref. : UJAJ90A2501AAGX
- Country ref. : UJAJ90A2501AAGX
- EAN : 9319215483203
Description
Description
CCT covered conductors have a specified thickness of covering for each of the nominated working voltages. While still required to operate under similar principles to a bare wire or CC system, they have electrical and mechanical characteristics which permit them to remain in contact with tree limbs for an extended period dependent on abrasive characteristics of the tree, frequency and strength of prevailing winds and operating temperature. CCT show better performance in polluted environments. They are suitable for use in 'spacer cable' systems and in the insulated unscreened conductor (IUC) systems.
Characteristics
Characteristics
Construction characteristics
Construction characteristics
Conductor flexibility
Stranded
Conductor material
aluminum alloy
Conductor shape
Circular
Covering
XLPE
Dimensional characteristics
Dimensional characteristics
Approximate weight
57.5 kg/100m
Average insulation thickness
3.4 mm
Conductor cross-section
120 mm²
Conductor diameter
14.5 mm
Diameter over insulation
21.9 mm
Stranding (No./mm)
7/4.75
Electrical characteristics
Electrical characteristics
Conductor AC resistance at 50 Hz
0.295 Ohm/km
Earth Fault Current Rating for 1s kA
11 kA
Inductive reactance at 50Hz
0.295 Ohm/km
Max. DC resistance of the conductor at 20°C
0.239 Ohm/km
Rated Voltage Uo/U
6.35/11 kV
Rated Voltage Uo/U (Um)
-
Voltage Drop
0.72 V/A.km
Mechanical characteristics
Mechanical characteristics
Elongation coefficient
23 10E-6/°C
Final modulus of elasticity (MPA)
65000
Maximum permanent tensile load
13.6 kN
Minimum breaking load
27.1 kN
Nominal operating tensile strength
4.07 kN
Usage characteristics
Usage characteristics
Minimum Bend Radius - Installed
330 mm
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