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technische informatie<br />

24<br />

symboliek van de kabelnormen<br />

SYMBOLEN VOOR TELEFOON-, RANGEER- EN KABLEERDRAAD VOLGENS VDE, VERVOLG<br />

Isolatiematerialen van de buitenmantel<br />

Y PVC (polyvinylchloride)<br />

Yv versterkte PVC (polyvinylchloride)<br />

Yw hittebestendige PVC (polyvinylchloride)<br />

Yu vlamvertragend PVC (polyvinylchloride)<br />

2Y PE (polyethyleen)<br />

2Yv versterkte PE (polyethyleen)<br />

5Y PTFE (teflon, hostaflon)<br />

6Y FEP (teflon)<br />

7Y ETFE (tefzelhostaflon, ET)<br />

Aantal elementen<br />

Elementen<br />

1 één geleider<br />

2 paar<br />

3 triple<br />

4 quad<br />

Doorsnede in mm<br />

Type elementen<br />

BdiMF eenheid in metaalfolie<br />

F quad in ster (in spoorwegkabels)<br />

Kx coaxiaal<br />

P getwist paar<br />

PiMF paar in metaalfolie<br />

ViMF quad in metaalfolie<br />

St quad in ster (grote afstanden)<br />

StI quad in ster (trunk kabel)<br />

StIII quad in ster (lokale kabel)<br />

Layout elementen<br />

Lg getwist in lagen<br />

Bd getwist in bundels

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