Industrial Cables  

Australian Standard (Medium Voltage)

3.8/6.6kV Single Core Screened & PVC Sheathed (Cu Conductor)

Application

3.8/6.6kV Single Core Screened & PVC Sheathed (Cu Conductor) cables are designed to be used for the supply of electrical energy in fixed applications up to the rated voltages at a nominal power frequency between 49Hz and 61Hz.,3.8/6.6kV Single Core Screened & PVC Sheathed (Cu Conductor) cables are suitable for use in distribution installation, electrical power station , they are applied for installation, outdoors, underground where subject to mechanical damage.

Standard

AS/NZS 1429.1

Cable Construction

Extruded semi-conducting insulation screen XLPE/EPR insulation

Plain circular compacted copper conductor

Extruded semi-conducting conductor screen Plain annealed copper metallic screen PVC/LSOH outer sheath

CONDUCTOR:

Plain circular compacted copper to AS/NZS1125 Maximum Continuous Operating Temperature: 90°C

CONDUCTOR SCREEN: Extruded semi-conducting compound, bonded to the insulation and applied in the same operation as the insulation

INSULATION:

Cross Linked Polyethylene (XLPE) – standard Ethylene Propylene Rubber (EPR) – alternative

INSULATION SCREEN: Extruded semi-conducting compound

METALLIC SCREEN: Plain annealed copper wire: 3kA for nominal 1 second(LIGHT DUTY) Plain annealed copper wire: 10kA for nominal 1 second(HEAVY DUTY)

SHEATH: Black 5V-90 polyvinyl chloride (PVC) – standard

Orange 5V-90 PVC inner plus black high density polyethylene (HDPE) outer – alternative Low smoke zero halogen (LSOH) – alternative

Technical Characteristics

LIGHT DUTY

Nominal cond
uctor area
Maximum Conductor DC resistance at 20°C Cond. AC resistance at 50Hz and 90°C Inductive reactance at 50Hz and 90°C Insulation resistance at 20°C Cond
uctor to screen capac
itance
Maximum diaelectric stress Current Ratings
Trefoil or Flat touching flat spaced Trefoil touching flat touc
hing
flat spaced Unen
closed
In Air
Buried Direct Buried In Ducts (c)
mm2 Ohm/km Ohm/km Ohm/km Ohm/km Ohm/km Ohm/km MegOhm.km µF x km kV x mm A A A
16 1.15 1.47 1.47 0.155 0.170 0.216 11000 0.221 2.06 106 116 111
25 0.727 0.927 0.927 0.146 0.161 0.207 9700 0.248 1.99 138 148 141
35 0.524 0.668 0.668 0.142 0.157 0.203 8700 0.276 1.93 167 178 169
50 0.387 0.494 0.494 0.135 0.150 0.196 7800 0.308 1.87 205 214 203
70 0.268 0.342 0.342 0.130 0.145 0.191 6900 0.352 1.82 252 258 244
95 0.193 0.247 0.247 0.120 0.135 0.181 6000 0.404 1.77 303 314 287
120 0.153 0.196 0.195 0.113 0.128 0.174 5400 0.447 1.74 349 346 325
150 0.124 0.160 0.159 0.110 0.125 0.171 5000 0.486 1.72 400 389 365
185 0.0991 0.128 0.127 0.107 0.122 0.168 4600 0.530 1.69 455 435 407
240 0.0754 0.0982 0.0973 0.103 0.119 0.164 4200 0.576 1.61 536 501 466
300 0.0601 0.0792 0.0781 0.102 0.117 0.163 4000 0.597 1.49 616 562 523
400 0.0470 0.0632 0.0618 0.0982 0.113 0.159 3800 0.627 1.38 727 649 595

Cable Parameter

LIGHT DUTY

Sectional Area of Conductor Nom. Conductor Diameter Nom. Insulation Thickness Nom. Diamete Over insulation Screen Area on Each core No. and Diamter of Screened Wires Nom. Diamete Over Screened Wires Nom. Overall Diameter Approx. mass
mm2 mm mm mm mm2 no x mm mm mm kg/100m
16 4.8 2.5 11 15.9 28 x 0.85 12.4 17.9 53
25 5.8 2.5 12 17.6   13.6 19.1 65
35 6.8 2.5 13 17.6   14.5 20.0 76
50 8 2.5 14.1 17.6   15.6 21.1 90
70 9.6 2.5 15.7 17.6   17.3 22.8 110
95 11.5 2.5 17.6 17.6   18.9 24.4 140
120 13.1 2.5 19.2 17.6   20.5 26.0 160
150 14.5 2.5 20.6 17.6   21.9 27.4 190
185 16.1 2.5 22.2 17.6   23.5 29.2 230
240 18.5 2.6 24.9 17.6   26.1 31.8 290
300 20.7 2.8 27.6 17.6   29.0 34.9 350
400 23.6 3 30.9 17.6   32.1 38.2 440

Technical Characteristics

HEAVY DUTY

Nominal cond
uctor area
Maximum Cond
uctor DC resistance at 20°C
Cond. AC resistance at 50Hz and 90°C Inductive reactance at 50Hz and 90°C Insulation resistance at 20°C Cond
uctor to screen capac
itance
Maximum diaelectric stress Current Ratings
Trefoil or Flat touc
hing
flat spaced Trefoil touching flat touching flat spaced Unenc
losed
In Air
Buried Direct Buried In Ducts (c)
mm2 Ohm/km Ohm/km Ohm/km Ohm/km Ohm/km Ohm/km MegOhm.km µF x km kV x mm A A A
16 1.15 1.47 1.47 0.155 0.170 0.216 11000 0.221 2.06 106 116 111
25 0.727 0.927 0.927 0.146 0.161 0.207 9700 0.248 1.99 138 148 141
35 0.524 0.668 0.668 0.142 0.157 0.203 8700 0.276 1.93 167 177 167
50 0.387 0.494 0.494 0.135 0.150 0.196 7800 0.308 1.87 209 215 200
70 0.268 0.342 0.342 0.130 0.145 0.191 6900 0.352 1.82 254 258 236
95 0.193 0.247 0.247 0.120 0.135 0.181 6000 0.404 1.77 306 312 271
120 0.153 0.196 0.195 0.113 0.128 0.174 5400 0.447 1.74 352 341 303
150 0.124 0.160 0.159 0.110 0.125 0.171 5000 0.486 1.72 398 383 334
185 0.0991 0.128 0.127 0.107 0.122 0.168 4600 0.530 1.69 449 425 362
240 0.0754 0.0982 0.0973 0.103 0.119 0.164 4200 0.576 1.61 526 484 411
300 0.0601 0.0792 0.0781 0.102 0.117 0.163 4000 0.597 1.49 600 541 453
400 0.0470 0.0632 0.0618 0.0982 0.113 0.159 3800 0.627 1.38 700 618 509

Cable Parameter

HEAVY DUTY

Sectional Area of Conductor Nom. Conductor Diameter Nom. Insulation Thickness Nom. Diamete Over insulation Screen Area on Each core No. and Diamter of Screened Wires Nom. Diamete Over Screened Wires Nom. Overall Diameter Approx. mass
mm2 mm mm mm mm2 no x mm mm mm kg/100m
16 4.8 2.5 11 15.9 28 x 0.85 14.3 18.4 54
25 5.8 2.5 12 24.4 43 x 0.85 15.3 19.4 72
35 6.8 2.5 13 34.4 24 x 1.35 17.3 21.4 93
50 8 2.5 14.1 48.7 34 x 1.35 18.4 22.5 120
70 9.6 2.5 15.7 68.1 30 x 1.70 20.7 25 160
95 11.5 2.5 17.6 68.1 30 x 1.70 22.6 26.9 190
120 13.1 2.5 19.2 68.7 48 x 1.35 23.5 27.6 215
150 14.5 2.5 20.6 68.7 48 x 1.35 24.9 29 245
185 16.1 2.5 22.2 68.7 48 x 1.35 26.5 30.8 275
240 18.5 2.6 24.9 68.7 48 x 1.35 29.2 33.7 335
300 20.7 2.8 27.6 68.7 48 x 1.35 31.9 36.6 400
400 23.6 3 30.9 68.7 48 x 1.35 35.2 40.2 500