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These DC power cables are used for urban railways for 1500V 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.
| Nominal Conductor Cross Section | mm^2 | 70 | 95 | 120 | 150 | 185 | 240 | 300 | 400 | 500 |
| Maximum DC Conductor Resistance | Ω/km | 0.277 | 0.21 | 0.164 | 0.132 | 0.108 | 0.0817 | 0.0654 | 0.0495 | 0.0391 |
| Minimum Insulation Resistance | MΩ.km | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
| Conductor Short Circuit Current 1s | kA | 10.0 | 13.5 | 17.1 | 21.4 | 16.4 | 34.3 | 42.9 | 57.2 | 71.5 |
| Voltage Rating | KV | 0.3 | ||||||||
| Cable Code | No. of cores& Nominal Conductor Cross Sectional Area No.×mm^2 |
No. & Nominal Diameter of Strands No/mm |
Nominal Insulation Thickness mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
Polarity |
|---|---|---|---|---|---|---|
| RF6883-ES05Z1-U-300N-1G70 | 1×70 | 19/2.14 | 4.0 | 19.4 | 1055 | Negative |
| RF6883-ES05Z1-U-300N-1G95 | 1×95 | 19/2.52 | 4.0 | 20.7 | 1307 | Negative |
| RF6883-ES05Z1-U-300N-1G120 | 1×120 | 37/2.03 | 4.0 | 22.6 | 1598 | Negative |
| RF6883-ES05Z1-U-300N-1G150 | 1×150 | 37/2.25 | 4.0 | 24.3 | 1913 | Negative |
| RF6883-ES05Z1-U-300N-1G185 | 1×185 | 37/2.52 | 4.0 | 26.3 | 2274 | Negative |
| RF6883-ES05Z1-U-300N-1G240 | 1×240 | 61/2.25 | 4.0 | 29.1 | 2893 | Negative |
| RF6883-ES05Z1-U-300N-1G300 | 1×300 | 61/2.52 | 4.0 | 32.3 | 3530 | Negative |
| RF6883-ES05Z1-U-300N-1G400 | 1×400 | 61/2.85 | 4.0 | 36.3 | 4532 | Negative |
| RF6883-ES05Z1-U-300N-1G500 | 1×500 | 91/2.65 | 4.0 | 40.3 | 5684 | Negative |
| RF6883-ES05Z1-U-300N-1G630 | 1×630 | 127/2.52 | 4.0 | 42.3 | 6400 | Negative |
| RF6883-ES05Z1-U-300N-1G800 | 1×800 | 127/2.85 | 4.0 | 46.5 | 8094 | Negative |
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Caledonian Cables
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