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  Data Sheet
 

 
BEFORE SHRINKING AFTER FREE SHRINKING  
Internal diameter
in mm (D)		 Wall thickness in mm (e) Internal diameter in mm (d) Wall thickness in mm (e) Packaging
(mt./reel)

25 ± 1.0
 1.1 ± 0.1 10 - 0.5 2.4 ± 0.1 20
30 ± 1.0 1.1 ± 0.1 12 - 0.5 2.4 ± 0.1 20
40 ± 1.0 1.1 ± 0.1 16 - 0.5
 2.4 ± 0.1 20
50 ± 2.0 1.1 ± 0.1 20 - 0.5
 2.5 ± 0.1
 20
65 ± 2.0 1.1 ± 0.1 25 - 0.5
 2.1 ± 0.1
 20
75 ± 2.0 1.1 ± 0.1 30 - 0.5
 2.6 ± 0.1 20
85 ± 2.0 1.1 ± 0.1 35 - 0.5
 2.6 ± 0.1
 20
100 ± 2.0 1.1 ± 0.1 40 - 1.0 2.8 ± 0.1
 20
120 ± 2.0 1.1 ± 0.1 50 - 1.0
 2.8 ± 0.1
 20
150 ± 5.0 1.1 ± 0.1 60 - 1.0
 2.9 ± 0.1
 20
175 ± 5.0 1.1 ± 0.1 75 - 3.0
 3.0 ± 0.1
 20
210 ± 5.0 1.1 ± 0.1 85 - 3.0
 3.0 ± 0.1
 20

 

 
HEATSHRINKABLE
TUBING FOR MEDIUM
VOLTAGE BUS-BARS OF
MEDIUM THICKNESS

"SERIES STMT24KVMS"
SHRINK RATIO
> 2 ÷ 1

   Caratteristiche generali
 
Series STMT24KVMS heatshrinkable tubing has been created specifically for insulating medium voltage bus-bars of up to 6÷24 KV. High flame resistance, good flexibillity even at very low temperatures and the simplicity of application are only a few of the features of this product
  Caratteristice Tecniche
  Operating temperature
 - 40 °C ÷ + 105 °C  
  Shrink ratio > 2÷1  
  Flexibility
 excellent Meets Standard ASTM D 2863
  Flammability
Meets Standard ASTM D 2863
flame retardant
  Oxygen index (OI) ≥ 30  
  Standard colour
 Redbrick  
  Other colours
 Upon request  
  Density
 1.35 g / cm³ Meets Standard ASTM D 2671
  Water absorption 336 h a 23°C
> 0.5% Meets Standard ASTM D 570
  Shrinking temperature 125°C  
  Longitudinal variation
 ≥ 5%  
  Tensile strength
 ≥ 11Mpa Meets Standard ASTM D 2671
  Elongation
 ≥ 400% Meets Standard ASTM D 2671
  Dielectric strength
 18KV / mm Meets Standard ASTM D 2671
  Volume resistivity ≥ 1 x 10¹4; Ω.cm Meets Standard ASTM D 2671

 

SELECTION CHART FOR ROUND / RECTANGULAR BUS BAR
Product a + b
min ~ max (mm)		 d
min ~ max (mm)		 Product a + b
min ~ max (mm)		 d
min ~ max (mm)
Ø 25/10 15 25 10 18 Ø 85/35 55 90 40 60
Ø 30/12 22 35 15 25 Ø 100/40 70 110 50 80
Ø 40/16 28 45 20 30 Ø 120/50 90 140 60 95
Ø 50/20 38 55 25 40 Ø 150/60 105 180 70 120
Ø 65/25 45 65 35 50 Ø 175/75 130 210 85 140
Ø 75/30 45 65 35 50 Ø 210/85 140 260 95 70

 

La RTE si riserva il diritto di apportare eventuali modifiche al presente catalogo senza preavviso. RTE reserves the right to make any modification to this catalogue without prior notice.

I dati contenuti in questo catalogo sono basati su test che riteniamo validi, ma che non costituiscono garanzia implicita od espressa. Potranno variare in qualunque momento in funzione di nuove conoscenze od esigenze, senza preavviso da parte della ns. società.
The information given in this catalogue is based on tests we believe to be valid, but it does not constitute intended or explicit guarantee. The information may vary at any time in accordance with updated knowledge and needs, without prior notification from our company.

Consigliamo ai ns. clienti di valutare l’idoneità dei ns. prodotti secondo la loro applicazione specifica.
We recommend that our customers assess the suitability of our products in regard to their specific application.

In nessun caso ci riterremo responsabili per qualsiasi eventuale danno, indiretto o conseguente alla vendita, rivendita, trasferimento, uso o uso improprio del prodotto.
In no case shall we be considered liable for any damages, whether indiirect or in consequence of the sale, resale, transfer, use or incorrect use of the product.