SPECIFICATIONS

 1.Standards
ASTM, IEC, BS, DIN, CSA, NFC, and so on.
2.Application
The concentric cable is used in electric service entrance from the power distribution network to the meter pannel(especially where it is required to prevent electricity theft), and as feeder cable from the meter pannel to the distribution pannel.
This cable an be used in dry and wet places, outdoors or directly buried.It has a maximum operating temperature of 90ºC and rated voltage of 600V&below.
3.Construction
1.Solid or stranded copper/aluminum conductor
2.Insulation with XLPE, PE, or PVC
3.For cables of two-phase or three-phase conductors, round or flat shape available
4.PVC inner cOVERING
5.Concentric layer of helically layed copper/aluminum wires
6.Wrapping tape
7.Black XLPE, PE, or PVC jacket
4.Available Size
2*8AWG, 2*6 AWG, 2*4AWG, 2*2AWG, 2*1/0AWG, 2*2/0AWG,
3*8AWG, 3*6AWG, 3*4AWG, 3*2AWG, 3*1/0AWG, 3*2/0AWG,
4*8AWG, 4*6AWG, 4*4AWG,4*2AWG and so on
5.Voltage
600/1000V
6.Bending Radius
Single core:20D+0.05,multi-core:15D+0.05
7.Temperature Rating
Max conductor temperatures 90ºC at continuous service,130ºC overloaded and 250ºC at short-circuit.

IEC 60228: Conductors of insulated cables.TWO CORES TWIN COPPER CONCENTRIC NEUTRAL SCREEN CABLES

IEC 60502: Extruded solid dielectric insulated power cables for rated voltages from 1 kV up to 30 kV.

IEC 60811: Common test methods for insulating and sheathing materials of electric cables. European Union Commission:

SI 426: European Communities (dangerous substances) (classification, packaging, labellingand notification) regulation, 1992.

ISO: International Organization for Standardization:

ISO 9000: Quality management and quality assurance standards – Guidelines for selection and use.

ISO 14000: Environmental management

VDE: VERBANDDEUTSCHERELEKTROTECHNIKER:

VDE 0271: PVC-insulated cables with nominal voltages up to and including 6/10 kV.

VDE 0276: Application of cables and flexible cords in power installations. Recommended

values for the current carrying of cables with rated voltages U0/U up to 18/30 kV.

ASSOCIATED SPECIFICATIONS:

General technical requirements of 33kV, 11kV and LV networks.

S30B, S54: 33kV/11kV/LV distribution power cables.