Application
The cables can provide the 450/750 volt DC supply from Traction Substations and Track Paralleling Huts to conductor rails, negative cable connections and where appropriate bonding.
Standards
● NR/PS/ELP/21101 (formerly RT/E/S/21101)
● BS 638 Part 4
● UNE 21027
Construction
Conductors
Class 5 st randed aluminium or tinned copper to BS EN 60228: 2005 (previously BS 6360).
Core Wrapping
PETP (Polyethylene Terephthalate).
Sheath
CSP(Chlorosulfonated Polyethylene) type RS4 to BS 6899.
●H.O.F.R. heat resistant, oil resistant and fl ame retardant.
Electrical Characteristics at 20℃
| Nominal Conductor Cross Section |
mm² |
161 |
500 |
630 |
150 |
240 |
500 |
800 |
1000 |
| Conductor Material |
|
copper |
Aluminium |
| Maximum DC Conductor Resistance |
Ω/km |
0.109 |
0.0369 |
0.0286 |
0.206 |
0.125 |
0.0605 |
0.0307 |
0.0291 |
| Assigned Continuous Current Rating |
A |
550 |
1200 |
1500 |
430 |
550 |
800 |
1200 |
1500 |
| Voltage Rating |
KV |
0.45/0.75 |
Mechanical and Thermal Properties
Minimum Bending Radius: 10×OD (Aluminium Conductor); 8×OD (Copper Conductor)
Temperature Range: -25℃ to +85℃ (during operation); -10℃ to +70℃ (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 |
Nominal
Overall
Diameter
mm |
Nominal
Weight
kg/km |
Polarity/
Gland Size |
Copper Conductor |
RF21101-H01N2-D-450/750V-1G161CU |
1×161 |
820/0.5 |
4.0 |
25.9 |
2050 |
negative/32 |
RF21101-H01N2-D-450/750V-1G500CU |
1×500 |
1769/0.6 |
4.0 |
42.3 |
5582 |
negative/50 |
RF21101-H01N2-D-450/750V-1G630CU |
1×630 |
2257/0.6 |
4.0 |
45.9 |
6879 |
positive/63S |
Aluminium Conductor |
RF21101-H01N2-D-450/750V-1G150AL |
1×150 |
756/0.5 |
4.0 |
20.5 |
581 |
negative/25 |
RF21101-H01N2-D-450/750V-1G240AL |
1×240 |
1221/0.5 |
4.0 |
29.6 |
1171 |
negative/40 |
RF21101-H01N2-D-450/750V-1G500AL |
1×500 |
1769/0.6 |
4.0 |
42.0 |
2361 |
positive/50 |
RF21101-H01N2-D-450/750V-1G800AL |
1×800 |
2825/0.6 |
4.0 |
50.2 |
3498 |
negative/63S |
RF21101-H01N2-D-450/750V-1G1000AL |
1×1000 |
3531/0.6 |
4.0 |
55.0 |
4226 |
positive/63 |
