National Motorway Communications System Specifications(TR Series)

TR2161-Armoured Energy Cable

Application and Description

TR2161 Non-armoured Energy Cable is a motorway cable sheathed with medium density polyethyylene (MDPE) designed for street lighting.

Standard

IEC 60502, BS 5467

Cable Construction

Non Armored TR2161 TRAFFIC CONTROL CABLE

- Conductor: Plain annealed stranded copper conductor, comply with IEC 60228 for Class 2
- Insulation: Cross linked polyethylene (XLPE)
- Core Identification: Brown, Blue, Green/Yellow
- Inner Sheath: Medium density polyethylene (MDPE), comply with IEC 60708.
- Armor (for Armoured Cable Only): Galvanized steel wires
- Outer Sheath: Medium density polyethylene (MDPE), comply with IEC 60708.
- Sheath Color: Black

Technical Characteristics

- Rated voltage: 600/Kft volts
- Minimum bending radius: 12 x O
- Rated temperature: +90o C
- Conductor resistance:

Conductor size mm2 10 25 50 70 95 120 150
Resistance ohms/
km
1.83 0.727 0.387 0.268 0.193 0.153 0.124

- Current rating in duct:

Conductor size mm2 10 25 50 70 95 120 150
Current
rating
A 92 152 217 266 319 330 406

- Volt drop :

Conductor size mm2 10 25 50 70 95 120 150
Volt drop mv/m 4.1 1.65 0.87 0.6 0.45 0.37 0.3

Cable Parameter

Number
of
Pairs
Nominal
Conductor
Area
Nominal
Conductor
Stranding
Inner
Sheath
Thickness
Armour
thickness
Outer
Sheath
Thickness
Nominal O/D Approx
Cable Weight
mm2 NO./mm mm mm mm mm Kg/km
3 10 7/1.35 1.0 1.25 1.8 19.1 881
3 25 7/2.14 1.0 1.60 1.8 24.9 1703
3 50 19/1.78 1.0 1.60 2.0 30.7 2660
3 70 19/2.14 1.0 1.60 2.0 34.6 3489
3 95 19/2.52 1.2 2.0 2.2 40.7 4903
3 120 37/2.03 1.2 2.0 2.3 44.4 5891
3 150 37/2.25 1.4 2.5 2.5 50.0 7521