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UFS | OKA-T open trunking system, screed-flush - OBO Bettermann

UFS | OKA-T open trunking system, screed-flush - OBO Bettermann

UFS | OKA-T open trunking system, screed-flush - OBO Bettermann

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Determining the cable volume<br />

Cable diameter and space required: 1 = diameter in mm, 2 = space required in cm²<br />

The space requirements of the cables in the<br />

<strong>UFS</strong> ducts and <strong>trunking</strong> with empty spaces<br />

The cable volume is an important<br />

criterion for the selection of the required<br />

duct or <strong>trunking</strong> size of the<br />

underfloor <strong>system</strong>. As the cables<br />

are never packed tightly together<br />

or are absolutely parallel, it is not<br />

enough to base the volume calculation<br />

solely on the cable diameter.<br />

A realistic calculation is provided<br />

by the formula (2r)². To simplify<br />

your work, we have listed the diameter<br />

and space requirements of<br />

the most important cable types on<br />

this double page. Important: These<br />

values are average values,<br />

which may vary from manufacturer<br />

to manufacturer. Please refer to<br />

the manufacturer's specifications<br />

for the exact values.<br />

Calculation using the formula<br />

(2r)²<br />

The diameter says little about the<br />

actual space required by a cable.<br />

Calculate: (2r)². This value reflects<br />

the realistic space requirements,<br />

including the compartments.<br />

08 <strong>UFS</strong>_Katalog_Middle_East_2010 / en / 13/12/2010 (LLExport_01150)<br />

16 <strong>OBO</strong> <strong>UFS</strong>

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