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The cables are designed for railway signalling systems. The cables are suitable for use in d.c. circuits where the nominal voltage to earth does not exceed 1100 volts and are suitable for installation in ducts.
| Nominal Conductor Cross Section | mm | 2.5 |
| Maximum DC Conductor Resistance | Ω/km | 8.21 |
| Voltage Rating | KV | 0.65/1.1 |
| Nominal Insulation Thickness | mm | 1.05 |
| Cable Code | No. of cores& Nominal Conductor Cross Sectional Area No.×mm |
No. & Nominal Diameter of Strands No/mm |
Nominal Sheath Thickness mm |
Overall Diameter Min/Max mm |
Nominal Weight kg/km |
|---|---|---|---|---|---|
| Type E1 | |||||
| RS/E1-3GH-1G2.5 | 1×2.5 | 50/0.25 | 3.8 | 11.2/14.0 | 200 |
| Type E2 | |||||
| RS/E2-3GH-2G2.5 | 2×2.5 | 50/0.25 | 3.8 | 14.9/18.8 | 380 |
| RS/E2-3GH-4G2.5 | 4×2.5 | 50/0.25 | 3.8 | 16.4/20.9 | 470 |
| RS/E2-3GH-7G2.5 | 7×2.5 | 50/0.25 | 3.8 | 18.7/23.7 | 625 |
| RS/E2-3GH-10G2.5 | 10×2.5 | 50/0.25 | 3.8 | 22.5/28.6 | 940 |
| RS/E2-3GH-12G2.5 | 12×2.5 | 50/0.25 | 3.8 | 23.2/29.3 | 980 |
| RS/E2-3GH-16G2.5 | 16×2.5 | 50/0.25 | 3.8 | 25.3/32.0 | 1200 |
| RS/E2-3GH-1P2.5S | 1×2×2.5 | 50/0.25 | 3.8 | 15.0/20.0 | 341 |
Routine test voltage: 2.5kV for 5 minutes
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Caledonian Cables
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