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These DC power cables are used for urban railways for 1800V DC traction power system with feedback current and return current, suitable for fixed installation. The cables are suitable for installations in ducts, tunnels, and cable troughs or on the cable bridges etc.
NR-PS-ELP-21101
IEC60502-1
BS 6883
IEC60332-3-22
IEC60754-1, IEC60754-2
IEC61034-1, IEC61034-2
Conductor : Stranded annealed bare or metal coated copper conductors to BS EN 60228:2005 (previously BS6360).
Core wrapping : PETP (Polyethylene Terephthalate).
Insulation : EPR, GP4 to BS 7655-1.2（formerly BS6889 GP2）
Sheath : Thermosetting LSZH compound SW4 to BS 7655-2.6 (formerly BS 7655-2.5 LRS1)with enhanced oil resistance, and minimum tear resistance.
| Nominal Conductor Cross Section | mm² | 70 | 95 | 120 | 150 | 185 | 240 | 300 | 400 | 500 |
| Assigned Continuous Current Rating | A | 330 | 400 | 464 | 530 | 612 | 648 | 853 | 1010 | 1195 |
| Conductor Short Circuit Current 1s | KA | 10.0 | 13.5 | 17.1 | 21.4 | 26.4 | 34.3 | 42.9 | 57.2 | 71.5 |
| Voltage Rating | KV | 1.8 | ||||||||
Minimum Bending Radius : 8 x OD
Temperature Range : -40°C to +90°C (during operation) ; -25°C to +60°C (during installation)
| Cable Code | No. of cores & Nominal Conductor Cross Sectional Area | No. & Nominal Diameter of Strands | Nominal Insulation | Nominal Sheath | Nominal Overall | Nominal Weight | Max. Resistance of Conductor | |
|---|---|---|---|---|---|---|---|---|
| Plain Wires | Metal Coated Wires | |||||||
| No. x mm² | No/mm | mm | mm | mm | kg/km | at 20°C/Ω/Km | ||
| Class 2 Conductor | ||||||||
| RF6883-DZ1-U-1800P-1G70S | 1 x 70 | 19/2.14 | 2.2 | 1.8 | 18.3 | 921 | 0.268 | 0.270 |
| RF6883-DZ1-U-1800P-1G95S | 1 x 95 | 19/2.52 | 2.4 | 1.8 | 18.7 | 934 | 0.193 | 0.195 |
| RF6883-DZ1-U-1800P-1G120S | 1 x 120 | 37/2.03 | 2.4 | 1.8 | 22.6 | 1529 | 0.153 | 0.154 |
| RF6883-DZ1-U-1800P-1G150S | 1 x 150 | 37/2.25 | 2.4 | 1.8 | 24.2 | 1828 | 0.124 | 0.126 |
| RF6883-DZ1-U-1800P-1G185S | 1 x 185 | 37/2.52 | 2.4 | 1.8 | 26.0 | 2233 | 0.0991 | 0.100 |
| RF6883-DZ1-U-1800P-1G240S | 1 x 240 | 61/2.25 | 2.4 | 1.8 | 28.7 | 2856 | 0.0754 | 0.0762 |
| RF6883-DZ1-U-1800P-1G300S | 1 x 300 | 61/2.52 | 2.4 | 2.0 | 31.5 | 3848 | 0.0601 | 0.0607 |
| RF6883-DZ1-U-1800P-1G400S | 1 x 400 | 61/2.85 | 2.6 | 2.1 | 35.1 | 4491 | 0.0470 | 0.0475 |
| RF6883-DZ1-U-1800P-1G500S | 1 x 500 | 91/2.65 | 2.8 | 2.9 | 40.2 | 5773 | 0.0366 | 0.0369 |
| RF6883-DZ1-U-1800P-1G630S | 1 x 630 | 127/2.52 | 2.8 | 2.9 | 44.2 | 7293 | 0.0283 | 0.0286 |
| RF6883-DZ1-U-1800P-1G800S | 1 x 800 | 127/2.85 | 2.8 | 2.9 | 48.5 | 9157 | 0.0221 | 0.0224 |
| Class 5 Conductor | ||||||||
| RF6883-DZ1-K-1800P-1G70S | 1 x 70 | 360/0.5 | 2.2 | 1.8 | 18.3 | 921 | 0.272 | 0.277 |
| RF6883-DZ1-K-1800P-1G95S | 1 x 95 | 475/0.5 | 2.4 | 1.8 | 18.7 | 934 | 0.206 | 0.210 |
| RF6883-DZ1-K-1800P-1G120S | 1 x 120 | 608/0.5 | 2.4 | 1.8 | 22.6 | 1529 | 0.161 | 0.164 |
| RF6883-DZ1-K-1800P-1G150S | 1 x 150 | 756/0.5 | 2.4 | 1.8 | 24.2 | 1828 | 0.129 | 0.132 |
| RF6883-DZ1-K-1800P-1G185S | 1 x 185 | 925/0.5 | 2.4 | 1.8 | 26.0 | 2233 | 0.106 | 0.108 |
| RF6883-DZ1-K-1800P-1G240S | 1 x 240 | 1221/0.5 | 2.4 | 1.8 | 28.7 | 2856 | 0.0801 | 0.0817 |
| RF6883-DZ1-K-1800P-1G300S | 1 x 300 | 1525/0.5 | 2.4 | 2.0 | 31.5 | 3848 | 0.0641 | 0.0654 |
| RF6883-DZ1-K-1800P-1G400S | 1 x 400 | 2013/0.5 | 2.6 | 2.1 | 35.1 | 4491 | 0.0486 | 0.0495 |
| RF6883-DZ1-K-1800P-1G500S | 1 x 500 | 1769/0.6 | 2.8 | 2.9 | 40.2 | 5773 | 0.0384 | 0.0391 |
| RF6883-DZ1-K-1800P-1G630S | 1 x 630 | 2257/0.6 | 2.8 | 2.9 | 44.2 | 7293 | 0.0287 | 0.0292 |
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