NF C 33226 18/30kv 3X1X240 Aluminum Rhez Mv Underground Power Cable
NF C 33226 18/30kv 3X1X240 Aluminum Rhez Mv Underground Power Cable image
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Quick Details
Product Details
18/30 kV cables in copper or aluminium
STANDARDS
National : NF C 33-226
DESCRIPTION
USAGE
NFC 33-226 cables are for public power distribution network 18/30 (36) kV.
DESIGN
The cable is made of 1 or 3 cores, without mechanic protection
CONSTRUCTION CHARACTERISTICS | |
---|---|
Conductor material | Aluminum |
Sheath colour | Black |
Material of the external semi-conductor | Extruded strippable grooved elastomer |
Insulation | XLPE (chemical) |
Material of the inner semi-conductor | XLPE-SC |
Conductor flexibility | Stranded class 2 |
Conductor shape | Circular |
Material used for longitudinal water tightness | Swelling powder |
Outer sheath | PE |
Armour type | Armoured |
Screen | Longitudinal aluminium tape |
DIMENSIONAL CHARACTERISTICS | |
Conductor cross-section | 240mm² |
Number of cores | 1 |
Conductor diameter | 18.3mm |
Diameter over insulation | 34.2mm |
Maximum outer diameter | 41.5mm |
Approximate weight | 1550kg/km |
ELECTRICAL CHARACTERISTICS | |
Rated Voltage Uo/U (Um) | 18 / 30 (36) kV |
Nominal inductance | 0.1mH/km |
Max. DC resistance of the conductor at 20°C | 0.125Ohm/km |
A.C. Conductor resist. at 90 °C – trefoil formation | 0.161Ohm/km |
Nominal phase capacitance | 0.23µF / km |
Perm. current rating buried 20°C – trefoil formation | 399A |
MECHANICAL CHARACTERISTICS | |
Mechanical resistance to impacts | Good |
Cable flexibility | Rigid |
USAGE CHARACTERISTICS | |
Weather resistance | Good |
Flame retardant | C2, NF C 32-070 |
Chemical resistance | Accidental |
Water proof | Intermittent |
Bending factor when laying | 15(xD) |
Max. conductor temperature in service | 90°C |
Short-circuit max. conductor temperature | 250°C |
Length | 1000m |
*In order to quote you accurate price, kindly tell us your needed cable length quantity. Larger quantity, more discount benefit ready for you!
We are looking forward to your inquiry and nice cooperation.
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