Concentric Signalling Cables Type 1 to SE1047
Application
The mission critical signalling cables are used between central signalling terminations frame and vital signalling equipments.
Reference Standards
Cable Construction
| Conductors |
Stranded tinned copper conductors. |
| Insulation |
PVC. |
| Screen |
TCW (Tinned Copper Wire) screen. |
| Inner Sheath |
PVC. |
| Outer Sheath |
PVC. |
Optional
- Concentric signalling screened cables: Stranded tinned copper conductors, PVC insulation, TCW spiral screen, PVC sheath, TCWB, units laid up, PVC sheath. (SE 1047 Type 3)
- Limited fire hazard concentric signalling screened cables: Stranded tinned copper conductors, XLPE insulation, TCW spiral screen, PE sheath, TCWB, units laid up, LFH sheath. (SE 1047 Type 4)
Electrical Characteristics at 20℃
| Nominal Conductor Cross Section |
mm^2 |
1.85 |
| Maximum DC Conductor Resistance |
Ω/km |
11 |
| Maximum DC Screen Resistance |
Ω/km |
9.66 |
Mechanical and Thermal Properties
- Minimum Bending Radius: 7.5×OD
- Temperature Range:-25℃ to +85℃ (during operation); -10℃ to +70℃ (during installation)
Dimensions and Weight
SE 1047 Type 1 Concentric Signalling PVC Sheathed Cables
| Cable Code |
No. of units& Nominal Conductor Cross Sectional Area |
No. & Nominal Diameter of Strands |
Nominal Insulation Thickness |
Nominal Overall Diameter |
Nominal Weight |
| |
No.×mm^2 |
No/mm |
mm |
mm |
kg/km |
| RF1047-VC4VV-450/750V-1G1.85 |
1×1.85 |
1/1.53 |
0.7 |
10.9 |
173 |
| RF1047-VC4VV-450/750V-3G1.85 |
3×1.85 |
1/1.53 |
0.7 |
18.4 |
453 |
| RF1047-VC4VV-450/750V-7G1.85 |
7×1.85 |
1/1.53 |
0.7 |
23.9 |
771 |
| RF1047-VC4VV-450/750V-19G1.85 |
19×1.85 |
1/1.53 |
0.7 |
36.8 |
1815 |
SE 1047 Type 2 Concentric Signalling LFH Sheathed Cables
| Cable Code |
No. of units& Nominal Conductor Cross Sectional Area |
No. & Nominal Diameter of Strands |
Nominal Insulation Thickness |
Nominal Overall Diameter |
Nominal Weight |
| |
No.×mm^2 |
No/mm |
mm |
mm |
kg/km |
| RF1047-RC4Z1Z1-450/750V-1G1.85 |
1×1.85 |
1/1.53 |
0.7 |
10.3 |
140 |
| RF1047-RC4Z1Z1-450/750V-3G1.85 |
3×1.85 |
1/1.53 |
0.7 |
17.1 |
361 |
| RF1047-RC4Z1Z1-450/750V-7G1.85 |
7×1.85 |
1/1.53 |
0.7 |
22.1 |
612 |
| RF1047-RC4Z1Z1-450/750V-19G1.85 |
19×1.85 |
1/1.53 |
0.7 |
33.8 |
1429 |
SE 1047 Type 3 Concentric Signalling Screened PVC Sheathed Cables
| Cable Code |
No. of units& Nominal Conductor Cross Sectional Area |
No. & Nominal Diameter of Strands |
Nominal Insulation Thickness |
Nominal Overall Diameter |
Nominal Weight |
| |
No.×mm^2 |
No/mm |
mm |
mm |
kg/km |
| RF1047-VC4VC4V-450/750V-1G1.85 |
1×1.85 |
1/1.53 |
0.8 |
11.6 |
210 |
| RF1047- VC4VC4V-450/750V-3G1.85 |
3×1.85 |
1/1.53 |
0.8 |
19.9 |
561 |
| RF1047- VC4VC4V-450/750V-7G1.85 |
7×1.85 |
1/1.53 |
0.8 |
25.9 |
987 |
| RF1047-VC4VC4V-450/750V-19G1.85 |
19×1.85 |
1/1.53 |
0.8 |
40.2 |
2375 |
SE 1047 Type 4 Concentric Signalling Screened LFH Sheathed Cables
| Cable Code |
No. of units& Nominal Conductor Cross Sectional Area |
No. & Nominal Diameter of Strands |
Nominal Insulation Thickness |
Nominal Overall Diameter |
Nominal Weight |
| |
No.×mm^2 |
No/mm |
mm |
mm |
kg/km |
| RF1047-RC4Z1C4Z1-450/750V-1G1.85 |
1×1.85 |
1/1.53 |
0.8 |
11.0 |
184 |
| RF1047-RC4Z1C4Z1-450/750V-3G1.85 |
3×1.85 |
1/1.53 |
0.8 |
18.6 |
487 |
| RF1047-RC4Z1C4Z1-450/750V-7G1.85 |
7×1.85 |
1/1.53 |
0.8 |
24.1 |
875 |
| RF1047-RC4Z1C4Z1-450/750V-19G1.85 |
19×1.85 |
1/1.53 |
0.8 |
37.2 |
2120 |
