Covered Conductors Type CCT

Covered Conductors Type CCT

XLPE covered aerial cables to AS/NZS 3675. Waterblocked aluminium alloy 1120 conductors. Also available with XLPE/HDPE covering.

Physical Data
Nominal conductor area
mm2		 Nominal and nominal diameter of wires no/mm Nominal conductor diameter mm Average insulation thickness mm Nominal diameter over insulation mm Approx. mass kg/km
6.35/11kV
40 7/2.75 8.4 3.4 15.8 260
80 7/3.75 11.4 3.4 18.8 400
120 7/4.75 14.5 3.4 21.9 580
180 19/3.50 17.7 3.4 25 790
240 19/4.01 20.2 3.4 27.7 1000
12.7/22kV
80 7/3.75 11.4 5.5 23 530
120 7/4.75 14.5 5.5 26.1 720
180 19/3.50 17.7 5.5 29.2 960
19/33kV
80 7/3.75 11.4 8 28 710
120 7/4.75 14.5 8 31.1 930
180 19/3.50 17.7 8 34.2 1190
Performance Data
Nominal conductor resist area
mm2		 DC at 20°C Ω/km AC resist. at 50Hz 80°C Ω/km Inductive reactance at 50Hz Ω/km Voltage drop at 50Hz 80°C mV/A.m Continuous current rating, A Earth fault current rating for 1s kA Minimum bending radius (installed) mm Min.
breaking load of cable kN		 Rec. tension Modulus of elasticity Gpa Coeff. of linear expansion 10 –6/°C
Still air 1m/s wind 2m/s wind Highest every
day tension kN		 Max working tension kN
6.35/11kV
40 0.713 0.88 0.331 1.63 115 190 215 3.7 240 9.9 1.49 4.96 65 23
80 0.383 0.473 0.311 0.981 170 280 310 6.8 280 17.6 2.64 8.8 65 23
120 0.239 0.295 0.295 0.723 230 370 420 11 330 27.1 4.07 13.6 65 23
180 0.163 0.202 0.279 0.597 295 470 530 16.1 380 41.7 6.26 20.9 65 23
240 0.124 0.154 0.271 0.539 350 550 630 21.2 420 52.3 7.85 26.2 65 23
12.7/22kV
80 0.383 0.473 0.311 0.981 170 265 295 6.8 350 17.6 2.64 8.8 65 23
120 0.239 0.295 0.295 0.723 230 355 395 11 390 27.1 4.07 13.6 65 23
180 0.163 0.202 0.279 0.597 295 450 500 16.1 440 41.7 6.26 20.9 65 23
19/33kV
80 0.383 0.473 0.311 0.981 175 255 280 6.8 420 17.6 2.64 8.8 65 23
120 0.239 0.295 0.295 0.723 230 340 375 11 470 27.1 4.07 13.6 65 23
180 0.163 0.202 0.279 0.597 0.295 430 475 16.1 510 41.7 6.26 20.9 65 23

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