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The cables are designed for the main signalling circuits of 1500V DC electrifi ed lines.
SNCF CT 445
NF F 55-698
Conductors : Solid annealed copper, 1.0mm sq nominal cross section area.
Insulation : Solid polyethylene.
Cabling Element : Two conductors are twisted to form a pair.
Stranding : Pairs are helically stranded to form the cable core.
Core Wrapping : Plastic tape(s) with overlapping.
Inner Sheath : PE. LSZH FR option can be offered upon request to NF C 32 070.2.2 (C1).
Mechanical Protection : Two helically applied steel tapes (0.15, 0.2/0.5mm, depending on pair count).
Outer Sheath : PE/PVC. LSZH FR option can be offered upon request to NF C 32 070.2.2 (C1).
Remark : ZPFU : PE/PVC Sheath; ZPFU-SH : LSZH Sheath.
Nominal Conductor Diameter | mm | 1.13 |
Nominal Cross Section Area | mm² | 1 |
Maximum Conductor Resistance (DC) | Ω/km | 18.1 |
Minimum Insulation Resistance @500 V DC (3mins) | MΩ.km | 5000 |
Maximum Mutual Capacitance (AC) @1000Hz | nF/km | 55 |
Maximum Capacitance Unbalance @1000Hz | pF/500m | 400 |
Attenuation @45KHz | dB/km | 2.5 |
Characteristic Impedance @45KHz | Ω | 120 |
Dielectric Strength, conductor to conductor (DC voltage 3mins) | V | 4500 |
Operating voltage AC/DC | V | 450/750 |
Minimum Bending Radius : 8×OD (static); 16×OD (dynamic)
Temperature Range : -40℃ to +70℃ (during operation); -20℃ to +50℃ (during installation)
Cable Code | No. of Pairs | Nominal Sheath Thickness | Nominal Overall Diameter | Nominal Weight | Armour Thickness | |
---|---|---|---|---|---|---|
Inner | Outer | |||||
mm | mm | mm | kg/km | mm | ||
1.13mm Conductor, 2.3 Insulated Wire | ||||||
RS/ZPFU-2Y2YB2Y-1P1S | 1 | 1.0 | 1.5 | 11.7 | 207 | 0.15 |
RS/ZPFU-2Y2YB2Y-2P1S | 2 | 1.0 | 1.5 | 12.9 | 257 | 0.2 |
RS/ZPFU-2Y2YB2Y-4P1S | 4 | 1.0 | 1.6 | 16.8 | 509 | 0.2 |
RS/ZPFU-2Y2YB2Y-7P1S | 7 | 1.0 | 1.7 | 19.0 | 653 | 0.5 |
RS/ZPFU-2Y2YB2Y-14P1S | 14 | 1.2 | 1.8 | 24.1 | 1011 | 0.5 |
RS/ZPFU-2Y2YB2Y-21P1S | 21 | 1.2 | 2.0 | 27.8 | 1304 | 0.5 |
RS/ZPFU-2Y2YB2Y-28P1S | 28 | 1.2 | 2.2 | 31.0 | 1594 | 0.5 |
RS/ZPFU-2Y2YB2Y-56P1S | 56 | 1.3 | 2.5 | 40.5 | 2630 | 0.5 |