Chinese Standard Rolling Stock Cables
Super-thin Wall Unsheathed Single Core Cables
DTRF 750V
Application :
-Used as power and control cable for protected installations inside and outside of rail and transport vehicles, where
handling and installation cost are an important factor.
-Used in control, auxillary and main circuit wiring such as cable harnesses, switchboards and control panels, driver desks etc.
Construction :
| Conductors |
Tinned copper wires |
| Insulation |
Electron beam crosslinkable LSZH compound |
 |
A. Conductor B. Insulation |
Electrical & Mechanical Properties :
| Nominal Voltage |
750V |
| Short Circuit Temperature (5s) |
250°C |
| Operating Temperature |
-60°C/+125°C |
| Minimum Bending Radius |
3 x Overall Diameter (OD≤20mm); 5 x Overall Diameter (OD≥20mm) |
Fire Performance :
| Flame Retardant |
GB/T18380.1-2001 DZ-1 |
| Low Corrosivity (Acidity & Conductivity) |
GB/T17650.1-1998; GB/T17650.2-1998 |
| Halogen Free |
GB/T17650.1-1998; GB/T17650.2-1998 |
| Low Smoke |
GB/T17651.1-1998; GB/T17651.2-1998 |
DTRF 750V :
Nominal
Cross-Sectional Area |
Conductor Construction |
Nominal Insulation Thickness |
Maximum Overall Diameter |
Weight |
Maximum Conductor
Resistance 20°C |
| mm² |
No/mm |
mm |
mm |
kg/km |
Ω/km |
| 0.5 |
19/0.18 |
0.30 |
1.50 |
7.6 |
40.1 |
| 0.75 |
19/0.23 |
0.35 |
1.85 |
12.1 |
26.7 |
| 1.0 |
19/0.26 |
0.35 |
2.00 |
14.5 |
20.0 |
| 1.2 |
19/0.28 |
0.35 |
2.16 |
16.3 |
17.6 |
| 1.5 |
19/0.32 |
0.40 |
2.40 |
21.3 |
13.7 |
| 2.5 |
19/0.41 |
0.45 |
2.95 |
33.6 |
8.21 |
| 4.0 |
19/0.52 |
0.45 |
3.50 |
50.8 |
5.00 |
