Application
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.
Standards
● NR/PS/SIG/00005(formerly RT/E/PS/00005)
Construction
Conductors
Tinned stranded copper, class 2 according to IEC 60228 & BS 6360.
Insulation
LSZH crosslinked.
Core Wrapping
Plastic tape(s) with overlapping.
Sheath
LSZH (for types A2 & A3 only).
Electrical Characteristics at 20℃
| Nominal Conductor Cross Section |
mm² |
0.75 |
1.15 |
| Maximum Conductor DC Resistance |
Ω/km |
24.8 |
17.3 |
| Voltage Rating |
KV |
0.65/1.1 |
| Nominal Insulation Thickness |
mm |
0.85 |
0.85 |
Mechanical and Thermal Properties
Minimum Bending Radius: 6×OD (static); 15×OD (dynamic)
Temperature Range: -25℃ to +85℃ (during operation); -10℃ to +85℃ (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 A1(without sheath) |
| RS/A1-H-1G0.75(BL) |
1x0.75(blue) |
7/0.37 |
- |
2.7/3.2 |
16 |
| RS/A1-H-1G0.75(BR) |
1x0.75(brown) |
7/0.37 |
- |
2.7/3.2 |
16 |
| RS/A1-H-1G0.75(RD) |
1x0.75(red) |
7/0.37 |
- |
2.7/3.2 |
16 |
| RS/A1-H-1G0.75(OR) |
1x0.75(orange) |
7/0.37 |
- |
2.7/3.2 |
16 |
RS/A1-H-1G0.75(GR) |
1x0.75(green) |
7/0.37 |
- |
2.7/3.2 |
16 |
RS/A1-H-1G0.75(VI) |
1x0.75(violet) |
7/0.37 |
- |
2.7/3.2 |
16 |
RS/A1-H-1G0.75 |
1x0.75(black) |
7/0.37 |
- |
2.7/3.2 |
16 |
RS/A1-H-1G1.15 |
1x1.15(black) |
16/0.30 |
- |
2.9/3.6 |
21 |
Type A2(with sheath) |
RS/A2-3GH-1G0.75 |
1x0.75 |
7/0.37 |
0.7 |
4.0/5.0 |
30 |
RS/A2-3GH-1G1.15 |
1x1.15 |
16/0.30 |
0.7 |
4.3/5.3 |
35 |
Type A3(with sheath) |
RS/A3-3GH-2G0.75 |
2x0.75 |
7/0.37 |
0.9 |
6.7/8.8 |
67 |
RS/A3-3GH-4G0.75 |
4x0.75 |
7/0.37 |
1.0 |
8.0/10.4 |
108 |
RS/A3-3GH-6G0.75 |
6x0.75 |
7/0.37 |
1.1 |
9.7/12.5 |
160 |
RS/A3-3GH-10G0.75 |
10x0.75 |
7/0.37 |
1.2 |
12.6/16.1 |
259 |
RS/A3-3GH-14G0.75 |
14x0.75 |
7/0.37 |
1.3 |
13.8/17.7 |
495 |
RS/A3-3GH-36G0.75 |
36x0.75 |
7/0.37 |
1.6 |
21.6/26.9 |
752 |
RS/A3-3GH-48G0.75 |
48x0.75 |
7/0.37 |
1.6 |
24.3/30.7 |
963 |
