FR-N20XA8E-AR 18/30kV Cable NF C 33-226 - Cu/XLPE/MDPE Copper Conductor Application: French reference Medium Voltage power cables The FR-N20XA8E-AR Cables (aluminium) and FR-N20XA8E-R Cables (copper) are manufactured in accordance with NF-C33-226 - a commonly specified French Normes cable, designed for primary and secondary power distribution. The Medium Voltage cables listed (also referenced as HTA cables in France) have a rated voltage of 12/20kV. The cables with a rated voltage of 18/30kV are referenced with the prefix FR-N30. CHARACTERISTICS Voltage Rating Uo/U 18/30 (36)kV Temperature Rating Maximum conductor operating temperature: 90°C Initial temperature at S.C.C for metallic screen: 80°C Maximum conductor temperature during S.C: 250°C Minimum Bending Radius 20 x Overall diameter CONSTRUCTION Conductor Class 2 Stranded Copper Conductor Screen Extruded Inner Semi Conductor (Bonded Type) Insulation XLPE (Cross-Linked Polyethylene) Insulation Screen Extruded Outer Semi Conductor (Strippable Type) Waterblocking Semi Conductive Longitudinal Waterblocking Tape Aluminium Tape Applied Longitudinally Sheath MDPE (Medium Density Polyethylene) STANDARDS NF C 33-226, IEC 60502-2, EN 60228
Specification
NO. OF CORES
NOMINAL CROSS SECTIONAL AREA mm2
NOMINAL SCREEN CROSS SECTIONAL AREA mm2
NOMINAL CONDUCTOR SCREEN THICKNESS mm
NOMINAL INSULATION THICKNESS mm
NOMINAL INSULATION SCREEN THICKNESS mm
NOMINAL SHEATH THICKNESS mm
NOMINAL OVERALL DIAMETER mm
NOMINAL WEIGHT kg/km
1
50
18
0.6
6.7
0.7
1.9
30.6
1095
1
70
20
0.6
6.7
0.7
1.9
32.4
1341
1
95
21
0.6
6.7
0.7
2
33.9
1626
1
120
22
0.6
6.7
0.7
2.1
35.5
1903
1
150
23
0.6
6.7
0.7
2.1
37.1
2210
1
185
24
0.6
6.7
0.7
2.2
38.8
2582
1
240
25
0.6
6.7
0.7
2.2
41.2
3186
1
300
27
0.6
6.7
0.7
2.3
43.8
3797
1
400
29
0.6
6.7
0.7
2.4
46.6
4666
1
500
31
0.6
6.7
0.7
2.5
50.2
5723
1
630
34
0.7
6.7
0.7
2.6
54.9
7173
1
800
37
0.7
6.7
0.7
2.8
59.4
9033
NO. OF CORES
NOMINAL CROSS SECTIONAL AREA mm2
NOMINAL SCREEN CROSS SECTIONAL AREA mm2
NOMINAL CONDUCTOR SCREEN THICKNESS mm
NOMINAL INSULATION THICKNESS mm
NOMINAL INSULATION SCREEN THICKNESS mm
NOMINAL SHEATH THICKNESS mm
NOMINAL OVERALL DIAMETER mm
NOMINAL WEIGHT kg/km
3
50
18
0.6
6.7
0.7
1.9
66.1
3306
3
70
20
0.6
6.7
0.7
1.9
70
4050
3
95
21
0.6
6.7
0.7
2
73.2
4914
3
120
22
0.6
6.7
0.7
2.1
76.7
5755
3
150
23
0.6
6.7
0.7
2.1
80.1
6683
3
185
24
0.6
6.7
0.7
2.2
83.8
7811
3
240
25
0.6
6.7
0.7
2.2
89
9646
3
300
27
0.6
6.7
0.7
2.3
94.6
11501
3
400
29
0.6
6.7
0.7
2.4
100.7
14139
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FR-N20XA8E-AR 18/30kV Cable NF C 33-226 - Cu/XLPE/MDPE Copper Conductor