TYPE E1 & E2 Railway Signalling Cable
Applications :
- 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 installation in ducts.
Standards :
- NR/PS/SIG/00005(formerly RT/E/PS/00005)
Construction :
- Conductors : Tinned stranded copper, class 5 according to IEC 60228 & BS6360.
- Insulation : LSZH or EPR Type GP4 to BS7655.
- Outer Sheath : LSZH.
Electrical Characteristics at 20 °C :
-
Nominal Conductor Cross Section mm2 2.5 Maximum DC Conductor Resistance Ω/km 8.21 Voltage Rating KV 0.65/1.1 Nominal Insulation Thickness mm 1.05
Mechanical and Thermal Properties :
- Minimum Bending Radius : 6xOD (static); 15xOD (dynamic).
- Operating Temperature : -25°C to +85°C (during operation) ; -10°C to +85°C (during installation).
Dimensions and Weight :
Cable Code | No. of cores& Nominal Conductor Cross Sectional Area No.×mm2 |
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.
Impact Resistant |
Highly Flexible |
Oil Resistant |
Weather Resistant |
Rated Voltage |
Laid In Ducts |
Low Toxicity |
Flame Retardant NF C32-070-2.1(C2) IEC 60332-1/EN 50265-2-1 |
Fire Retardant NF C32-070-2.2(C1) IEC 60332-3/EN50266 |
Zero Halogen IEC 60754-1/NF C20-454 EN 50267-2-1 |
Low Smoke Emission IEC 61034/NFC20-902 EN 50268/NF C32-073 |
Low Corrosivity EN 50267-2-2/NF C32-074 IEC 60754-2/NF C20-453 |