BS 7870 Aluminium LSZH Concentric Cables DNO Approved Cable

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Product Details

Product parameter

Application

The regions where mechanical protection is necessary, such as panel boards, street lights, and power station distribution, are where aluminum LSZH Concentric Cables are most frequently utilized as an energy supply cable.
Additionally useful for sub-main distribution, high-rise structures, and street lighting systems are some common applications.

Performance

Electrical performance U0/U:
0.6/1kV

Mechanical performance:
minimum bending radius:8 x overall diameter

Terminal performance:
-Maximum service temperature:70℃
-Minimum service temperature:-15℃

Fire performance:
-Flame Retardant according to IEC/EN 60332-1-2 Standard

Construction

Conductor:
Class 1 solid Aluminium conductor

Insulation:
XLPE (Cross-linked polyethylene)

Concentric Neutral / Earth Conductor:
Single layer of plain copper wires

Sheath:
LSZH (Low Smoke Zero Halogen)

Sheath Colour:
Orange

Cable Marking and Packing Materials

Cable Marking:
printing, embossing, engraving

Packing Materials:
wooden drum, steel drum, steel-wooden drum

Specifications

-BS 7870-3-11, EN 60228 Standard

BS 7870 Aluminium LSZH Concentric Cables DNO Approved Cable

NO. OF
CORES
NOMINAL CROSS SECTIONAL AREA NOMINAL OVERALL DIAMETER MAXIMUM DC RESISTANCE OF CONDUCTOR AT 20°C MAXIMUM DC RESISTANCE OF CONCENTRIC CONDUCTOR AT 20°C
mm2 mm ohms/km ohms/km
1 25 13 1.2 1.3
1 35 14 0.868 0.91
3 25 23 1.2 1.3
3 35 25 0.868 0.91

Concentric Cables Electrical Performance Parameters

NO. OF
CORES
NOMINAL CROSS
SECTIONAL AREA
CONCENTRIC CABLE CURRENT CARRYING CAPACITY
In Air Clipped Direct Enclosed in Conduit on a Wall
- mm2 Amps Amps Amps
1 25 127 119 105
1 35 158 147 128
3 25 97 90 84
3 35 120 112 103
Conductor Operating Temperature: 90°C
Ambient Temperature: 30°C

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