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Three Core Unarmoured MV Power Cable Aluminum Conductor Medium Voltage Power Cable
APPLICATION:
Medium voltage aluminum power cable be used for connections from
existing grid to new sub-main developments.
CONSTRUCTION
Conductor
Class 2 Stranded Aluminum Conductor
Insulation
XLPE (Cross-Linked Polyethylene)
Screen
Copper Wires and Equalising Copper Tape
Separator
Binding Tape
Sheath
MDPE (Medium Density Polyethylene)
CHARACTERISTICS
Voltage Rating (Uo/U)(Um)
6.35/11 (12)kV
Temperature Rating
0°C to +90°C
Sheath Colour
Red
DIMENSIONS
NO. OF CORES | NOMINAL CROSS SECTIONAL AREA mm2 | NOMINAL AREA OF METALLIC SCREEN mm2 | NOMINAL OVERALL DIAMETER OF CABLE (OR TRIPLEX GROUP IF APPLICABLE) mm2 | NOMINAL WEIGHT OF CABLE (OR TRIPLEX GROUP IF APPLICABLE) kg | MINIMUM BENDING RADIUS mm | MAXIMUM PULLING TENSION kg |
3 3 3 | 150 240 300 | 60 60 60 | 61 70 75 | 3280 4380 4990 | 490 560 600 | 13500 21600 27000 |
ELECTRICAL CHARACTERISTICS
NOMINAL CROSS SECTIONAL AREA mm2 | MAXIMUM DC RESISTANCE OF CONDUCTOR AT 20°C ohms/km | MAXIMUM AC RESISTANCE OF CONDUCTOR AT 20°C ohms/km | REACTANCE AT 50HZ ohms/km | CAPACITANCE (µf/km) | 1 SECOND SHORT CIRCUIT RATING OF CONDUCTOR kA | 1 SECOND SHORT CIRCUIT RATING OF METALLIC SCREEN kA |
150 240 300 | 0.206 0.125 0.100 | 0.265 0.161 0.130 | 0.091 0.085 0.084 | 0.33 0.41 0.44 | 14.2 22.7 28.3 | 9.3 9.3 9.3 |
CURRENT CARRYING CAPACITY
NOMINAL CROSS SECTIONAL AREA mm2 | DIRECT BURIED Amps | IN DUCTS Amps | IN AIR Amps |
150 240 300 | 295 390 435 | 255 340 380 | 335 450 510 |