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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Product Details
Product Description
NF C 33-226 18/30KV 1×240 3x1x240 AL PE RHEZ Cable
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 |
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Tags: Henan Hongda Cable Co., Ltd., Underground Cable, Underground Power Cable