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Applicazione
The drop wires are designed for extending a distribution cable pair from a pole or cable terminal to a subscriber premises. The cables are suitable for aerial installation.
Norme
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• RUS (REA) PE-7
Costruzione
Conduttori
Solid annealed bare copper 0.64mm or 0.9mm as per ASTM B-3/class 1 of IEC 60228
Filo di acciaio al portatore
Galvanized steel wire, solid
Isolamento
High density black PVC which can be made ultraviolet resistant by addition of carbon black
Proprietà elettriche
Nominal Conductor Diameter |
mm |
0.64 |
0.9 |
Conductor Gauge Size |
AWG |
22 |
19 |
Conductor Size |
mm2 |
0.332 |
0.636 |
Maximum Conductor Resistance @20°C |
Ω/km/ Ω/mile |
57.1/91.8 |
28/44.9 |
Minimum Insulation Resistance @500V DC |
MΩ.km / MΩ.mile |
400/249 |
400/249 |
Maximum Breaking Strength |
Kg |
155 |
155 |
Dielectric Strength 1min |
V RMS |
1500 |
1500 |
Nominal Insulation Thickness |
mm/inch |
1.0/0.039 |
1.05/0.041 |
Nominal Insulated Conductor Diameter |
mm/inch |
2.65/0.104 |
3.05/0.12 |
Nominal Diameter of Steel Wire Core |
mm/inch |
3.2/0.126 |
3.35/0.132 |
Proprietà meccaniche e termiche
Temperature range during operation (fixed state): -30°C – +70°C
Temperature range during installation (mobile state): -20°C – +50°C
Minimum bending radius: 7.5 x Overall Diameter
Dimensioni e peso
Cable Code |
Number and
Diameter of Wires in Conductor |
Diameter of Supporting Wire |
Nominal Insulation Thickness |
Nominal Insulation Diameter |
Nominal Overall
Dimensions |
Nominal
Weight |
Conductor |
Supporting
Wire |
A |
B |
|
No./mm |
mm/inch |
mm/inch |
mm/inch |
mm/inch |
mm/inch |
mm/inch |
kg/km / lbs/kft |
TP7-Y-1P064-SS |
2×0.64 |
1.2/0.047 |
1.00/0.039 |
2.65/0.104 |
3.20/0.125 |
6.1/0.24 |
6.1/0.24 |
43/28.89 |
TP7-Y-1P09-SS |
2×0.90 |
1.2/0.047 |
1.05/0.041 |
3.05/0.120 |
3.35/0.132 |
8.1/0.32 |
6.8/0.27 |
52/34.94 |
