Underfloor systems

Trunking volume and assignment OKA-G

The following tables provide information on the usable cross-section. The height-adjustment increases the duct volume. If service outlets are used, then the usable cross-section is reduced.

Trunking volume and assignment OKA-G

Trunking type

OKA-G 200

OKA-G 200

OKA-G 200

OKA-G 300

OKA-G 300

OKA-G 300

System size A

200

200

200

300

300

300

System height h (mm)

40

140

240

40

140

240

Internal trunking dimension A-70 (mm)

130

130

130

230

230

230

Usable trunking height H-17 (mm)

23

123

223

23

123

223

Trunking volume B1 (mm²)

2700

15900

29100

5050

28250

51450

Number of cables NYM¹

27

159

291

51

283

515

Number of cables CAT²

33

196

359

62

349

635

Trunking type

OKA-G 400

OKA-G 400

OKA-G 400

OKA-G 500

OKA-G 500

OKA-G 500

System size A

400

400

400

500

500

500

System height h (mm)

40

140

240

40

140

240

Internal trunking dimension A-70 (mm)

330

330

330

430

430

430

Usable duct height H-17 (mm)

23

123

223

23

123

223

Trunking volume B1 (mm²)

6740

37578

68778

9090

49928

91128

Number of cables NYM¹

67

376

688

91

499

911

Number of cables CAT²

83

464

849

112

616

1125

Trunking type

OKA-G 600

OKA-G 600

OKA-G 600

System size A

600

600

600

System height h (mm)

40

140

240

Internal trunking dimension A-70 (mm)

530

530

530

Usable trunking height H-17 (mm)

23

123

223

Trunking volume B1 (mm²)

11440

62278

113478

Number of cables NYM¹

114

623

1135

Number of cables CAT²

141

769

1401

¹ Heavy current cables NYM-J 3 x 2.5 mm, diameter = 10 mm, space requirement = 100 mm²
² Data cable CAT6, diameter = 9 mm, space requirement = 81 mm²