Medium Voltage Cables 

Medium Voltage Cables to BS 6622

Single Core Cables to BS 6622

Current Rating for 3.8/6.6KV (Um=7.2KV), 6.35/11KV (Um=12KV) & 8.7/15KV (Um=17.5KV)

Nom.
Cross-
Section
Area

Ground

Duct

Air

Trefoil
Unarm’d/Arm’d

Flat Spaced
Unarm’d/Arm’d

Trefoil
Unarm’d/Arm’d

Flat Touching
Unarm’d/Arm’d

Trefoil
Unarm’d/Arm’d

Flat Spaced
Unarm’d/Arm’d

CU

AL

CU

AL

CU

AL

CU

AL

CU

AL

CU

AL

mm2

A

A

A

A

A

A

25

160/160

120/120

170/170

125/125

165/165

125/125

165/165

125/125

170/170

130/130

230/235

180/180

35

180/180

150/150

190/190

155/15

185/185

155/155

185/185

155/155

200/200

160/160

260/265

210/210

50

220/220

170/170

230/230

175/175

225/220

175/170

220/220

170/170

235/250

180/195

295/300

230/230

70

270/270

210.210

280/280

215/215

270/260

215/210

270/270

210/210

285/310

225/240

370/370

290/290

95

320/320

250/250

335/335

260/260

320/305

255/245

325/325

250/250

360/375

280/295

455/460

350/355

120

360/360

280/280

380/380

295/295

360/340

285/275

370/370

285/285

415/430

320/355

520/530

410/410

150

410/410

320/315

430/430

330/330

400/375

315/300

415/410

320/320

470/490

365/380

600/600

465/465

185

460/455

360/355

485/485

375/375

440/410

350/335

465/460

360/360

540/550

425/435

690/690

530/530

240

530/520

415/405

560/560

440/440

505/460

405/380

540/540

420/420

640/650

500/510

820/820

640/630

300

600/580

475/455

640/640

495/495

560/500

455/420

610/610

475/470

740/740

580/580

940/940

730/730

400

680/650

540/510

730/730

570/570

610/530

510/455

690/690

540/540

840/840

670/670

1100/1100

860/860

500

750/710

610/570

830/830

650/650

680/570

570/500

790/780

620/620

940/930

790/770

1280/1280

1010/1010

630

830/760

680/640

940/940

750/750

750/620

640/550

890/890

710/700

1110/1040

910/880

1500/1480

1190/1180

Current Rating for 12.7/22KV (Um=24KV)


Nom.
Cross-
Section
Area

Ground

Duct

Air

Trefoil
Unarm’d/Arm’d

Flat Spaced
Unarm’d/Arm’d

Trefoil
Unarm’d/Arm’d

Flat Touching
Unarm’d/Arm’d

Trefoil
Unarm’d/Arm’d

Flat Spaced
Unarm’d/Arm’d

CU

AL

CU

AL

CU

AL

CU

AL

CU

AL

CU

AL

mm2

A

A

A

A

A

A

35

180/180

130/130

200/200

135/135

180/170

130/125

180/175

130/125

190/175

145/135

225/230

175/175

50

220/220

170/170

230/230

175/175

225/210

175/170

225/220

175/170

245/260

190/200

295/300

230/230

70

270/270

210.210

280/280

215/215

270/260

210/205

270/270

210/210

300/320

235/245

365/370

285/285

95

320/320

250/245

335/335

260/260

320/300

250/245

320/325

250/250

360/380

280/295

450/450

345/350

120

360/360

280/280

380/380

295/295

360/340

280/275

365/365

285/285

425/440

330/340

520/520

400/400

150

410/410

320/310

430/430

330/330

405/370

320/300

410/410

320/315

485/490

375/385

590/590

455/455

185

460/450

360/350

485/485

375/375

445/400

350/335

460/460

360/360

550/560

430/440

670/670

520/520

240

530/510

415/405

560/560

440/440

520/450

415/380

530/530

415/415

650/650

510/510

800/800

620/620

300

600/570

475/450

640/640

495/495

570/490

460/415

600/600

470/470

740/730

580/580

920/910

710/710

400

690/640

550/510

730/730

570/570

630/530

520/460

690/680

540/530

850/830

680/670

1070/1060

840/830

500

760/700

610/570

830/830

650/650

700/570

570/510

780/770

610/610

980/940

790/770

1250/1230

980/970

630

850/760

690/640

950/940

750/750

780/610

650/560

890/880

700/700

1130/1050

920/880

1450/1430

1060/1140

Current Rating for 19/33KV (Um=36KV)


Nom.
Cross-
Section
Area

Ground

Duct

Air

Trefoil
Unarm’d/Arm’d

Flat Spaced
Unarm’d/Arm’d

Trefoil
Unarm’d/Arm’d

Flat Touching
Unarm’d/Arm’d

Trefoil
Unarm’d/Arm’d

Flat Spaced
Unarm’d/Arm’d

CU

AL

CU

AL

CU

AL

CU

AL

CU

AL

CU

AL

mm2

A

A

A

A

A

A

50

220/220

170/170

230/230

175/175

225/220

175/170

225/220

175/170

245/260

190/200

295/300

230/230

70

270/270

210.210

280/280

215/215

270/260

210/205

270/270

210/210

300/320

235/245

365/370

285/285

95

320/320

250/245

335/335

260/260

320/300

250/245

320/325

250/250

360/380

280/295

450/450

345/350

120

360/360

280/280

380/380

295/295

360/340

280/275

365/365

285/285

425/440

330/340

520/520

400/400

150

410/410

320/310

430/430

330/330

405/370

320/300

410/410

320/315

485/490

375/385

590/590

455/455

185

460/450

360/350

485/485

375/375

445/400

350/335

460/460

360/360

550/560

430/440

670/670

520/520

240

530/510

415/405

560/560

440/440

520/450

415/380

530/530

415/415

650/650

510/510

800/800

620/620

300

600/570

475/450

640/640

495/495

570/490

460/415

600/600

470/470

740/730

580/580

920/910

710/710

400

690/640

550/510

730/730

570/570

630/530

520/460

690/680

540/530

850/830

680/670

1070/1060

840/830

500

760/700

610/570

830/830

650/650

700/570

570/510

780/770

610/610

980/940

790/770

1250/1230

980/970

630

850/760

690/640

940/940

750/750

780/610

650/560

890/880

700/700

1130/1050

920/880

1450/1430

1060/1140