CN Cable Group Co., Ltd.
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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 |