Windmill Cables

Wind Turbine Tray Cable (WTTC)

Application

These cables are intended to be installed in cable trays or raceways within wind turbine generators.

Standards

UL Type WTTC
UL: TC-ER, PLTC-ER (AWG 18 - AWG 12), ITC-ER (AWG 18 - AWG 12)
UL Type MTW
UL 1277

Construction

Conductor:Stranded copper conductor.
Insulation: Special PVC core insulation with transparent nylon skin. XLPE/EPR can be offered upon request.
Screen (optional): Tinned copper braid can be offered upon request.
Outer sheath: Special PVC. Special XL compound can be offered upon request.

Technical Data

Rated Voltage Uo/U (Um)

600V (TC), 1000V (AWM), 1000 V (WTTC)

Operating Temperatures

-40℃~+90℃

Minimum Bending Radius

5×OD

Flame Retardant

FT4, IEEE 1202/383

Oil Resistant

Yes

Silicone Free

Yes

UV Resistant

Yes

Dimensions and Weight

Construction

Nominal Overall Diameter

Nominal Weight

No. Of Cores

mm

kg/km

18AWG

2

7.0

68

3

7.1

88

4

8.0

98

5

8.6

116

7

9.3

149

9

10.7

186

10

11.6

199

12

11.9

245

15

13.2

292

16

13.3

306

18

14.6

366

19

14.7

384

25

17.0

451

27

17.4

521

34

19.3

625

37

19.8

684

41

20.7

744

50

23.5

933

61

24.9

1095

16AWG

2

7.5

80

3

7.8

86

4

8.5

115

5

9.3

126

6

10.0

164

7

10.1

171

8

10.9

201

9

11.7

237

10

12.4

259

12

12.9

301

14

14.5

365

15

15.0

379

16

15.2

405

18

15.9

443

19

16.0

458

20

16.5

491

25

18.6

564

27

19.0

629

30

19.6

701

34

20.5

775

40

22.9

946

41

23.4

967

50

25.1

1137

61

27.2

1345

14AWG

2

8.6

100

3

8.9

112

4

9.8

141

5

10.6

152

6

11.6

205

9

13.5

312

10

15.5

378

12

15.9

434

16

17.6

550

18

18.3

616

19

18.5

634

25

21.6

817

12AWG

2

9.5

132

3

10.0

177

4

10.9

201

5

11.9

274

6

13.0

315

7

13.1

353

9

15.9

476

12

17.8

613

16

19.8

783

19

20.8

918

20

21.9

961

25

25.3

1236

10AWG

2

11.9

213

3

12.6

283

4

14.7

387

5

16.0

473

7

17.4

607

9

20.4

771

12

23.9

1061

19

27.9

1528

8AWG

4

19.7

662

5

21.7

784

6AWG

3

19.5

701

4

21.9

908

5

24.0

1149

4AWG

3

24.3

1060

4

27.1

1366

5

29.3

1631

2AWG

3

27.9

1480

4

31.4

1922

5

34.0

2363

1AWG

4

34.8

2397

1/0MCM

4

37.9

2938

2/0MCM

4

41.3

3559

3/0MCM

4

48.6

4181

4/0MCM

4

51.2

5747

250MCM

4

55.0

7591

350MCM

4

63.5

8299

500MCM

4

73.7

10549