1800V DC Positive Traction Cables
Application
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.
Standard
- NR-PS-ELP-21101
- IEC60502-1
- BS 6883
Fire Performance
IEC60332-3-22
IEC60754-1, IEC60754-2
IEC61034-1, IEC61034-2
Cable Construction
 |
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.
Electrical Characteristics at 20℃
| 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 | ||||||||
Mechanical and Thermal Properties
- Minimum Bending Radius : 8×OD
- Temperature Range : -40℃ to +90℃ (during operation); -25℃ to +60℃ (during installation)
Dimensions and Weight
| Cable Code | No. of cores& Nominal Conductor Cross Sectional Area No. x mm² | No. & Nominal Diameter of Strands No/mm | Nominal Insulation | Nominal Sheath | Nominal Overall | Nominal Weight kg/km | Max. Resistance of Conductor at 20°C/Ω/Km | |
|---|---|---|---|---|---|---|---|---|
| Plain Wires | Metal Coated Wires | |||||||
| 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-U-1800P-1G70S | 1 x 70 | 360/0.5 | 2.2 | 1.8 | 18.3 | 921 | 0.272 | 0.277 |
| RF6883-DZ1-U-1800P-1G95S | 1 x 95 | 475/0.5 | 2.4 | 1.8 | 18.7 | 934 | 0.206 | 0.210 |
| RF6883-DZ1-U-1800P-1G120S | 1 x 120 | 608/0.5 | 2.4 | 1.8 | 22.6 | 1529 | 0.161 | 0.164 |
| RF6883-DZ1-U-1800P-1G150S | 1 x 150 | 756/0.5 | 2.4 | 1.8 | 24.2 | 1828 | 0.129 | 0.132 |
| RF6883-DZ1-U-1800P-1G185S | 1 x 185 | 925/0.5 | 2.4 | 1.8 | 26.0 | 2233 | 0.106 | 0.108 |
| RF6883-DZ1-U-1800P-1G240S | 1 x 240 | 1221/0.5 | 2.4 | 1.8 | 28.7 | 2856 | 0.0801 | 0.0817 |
| RF6883-DZ1-U-1800P-1G300S | 1 x 300 | 1525/0.5 | 2.4 | 2.0 | 31.5 | 3848 | 0.0641 | 0.0654 |
| RF6883-DZ1-U-1800P-1G400S | 1 x 400 | 2013/0.5 | 2.6 | 2.1 | 35.1 | 4491 | 0.0486 | 0.0495 |
| RF6883-DZ1-U-1800P-1G500S | 1 x 500 | 1769/0.6 | 2.8 | 2.9 | 40.2 | 5773 | 0.0384 | 0.0391 |
| RF6883-DZ1-U-1800P-1G630S | 1 x 630 | 2257/0.6 | 2.8 | 2.9 | 44.2 | 7293 | 0.0287 | 0.0292 |
