Size code …naaa… 1025 1035 1050 1070 1095 1120 1150 1185 1240 1300
Conductor size mm² nom 25 35 50 70 95 120 150 185 240 300
Conductor diameter mm app. 6.0 7.0 8.5 10.0 12.0 13.5 15.0 16.5 19.0 21.5
Insulation diameter mm app. 8.5 10.0 11.0 13.0 15.0 16.5 18.5 20.5 23.5 26.0
Cable diameter mm app. 12.0 13.0 15.0 17.0 19.0 20.0 22.0 25.0 27.5 30.5
Cable mass kg/m app. 0.4 0.5 0.6 0.8 1.1 1.4 1.6 2.0 2.6 3.2
Gross mass (500m) kg app. 200 260 355 475 625 755 915 1125 1440 1795
Bending radius mm min. 96 104 120 136 152 160 176 200 220 244
Current rating (trefoil)
In ground Amps 119 143 169 210 251 285 320 361 416 465
In duct Amps 96 116 138 171 205 234 263 298 344 385
In air Amps 109 133 162 205 252 291 334 383 451 514
Resistance
dc @ 20°C Ω/km max 0.727 0.524 0.387 0.268 0.193 0.153 0.124 0.099 0.075 0.060
ac @ 70°C Ω/km max 0.870 0.627 0.464 0.322 0.232 0.185 0.151 0.121 0.094 0.076
Reactance Ω/km 0.086 0.084 0.084 0.078 0.077 0.075 0.075 0.075 0.075 0.074
Capacitance µF/km 1.348 1.530 1.528 1.793 1.846 2.030 2.003 1.990 2.040 2.102
Impedance Ω/km 0.874 0.633 0.471 0.331 0.245 0.2 0.168 0.143 0.12 0.107
Short circuit ratings
Symmetrical kA (1sec) 3.21 4.45 6.02 8.70 12.08 15.24 18.80 23.52 30.92 38.79
(Three Phase) Volt drop mV/A/m 1.51 1.10 0.82 0.57 0.42 0.35 0.29 0.25 0.21 0.19