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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

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