GTRF
Heat shrink tubing
for fire-risk areas
thick cross-linked polyolefin - 1.5 m bars
GTRF conduits are suitable for use on emergency and security system cables that require electrical insulation and continuity of service in fire-hazardous areas
APPLICATIONS
- Electrical insulation of conductors, cables and accessories in low voltage applications up to 0.6/1 kV
- Mechanical protection of low and medium voltage cables
- Suitable for use in emergency and safety installations on board ship, in tunnels, subways, public buildings, power plants, and in fire-hazardous areas
FEATURES
- Cross-linked polyolefin with high wall thickness
- High electrical characteristics and mechanical robustness
- Free of halogens, lead, aluminum
- Non-corrosive
- UV stabilized against irradiation
- Black color
Dielectric strength (IEC 60243)
10 kV/mm (min)
Volumetric resistivity (IEC 60093)
1×1010OHM cm (min)
Operating temperature
-40 ºC / 120 ºC
Flammability and flame spread
of flame (EN 60332-1)
exceeded
Smoke density (IEC 60134)
exceeded
Temperature index
(NES 715 Type B)
250 ºC (min)
Restringimento longitudinale libero
< -15%
Density (ISO 1183 method A)
1.5 g/cm³
Tensile strength (ISO 37)
8MPa (min)
Ultimate elongation (ISO 37)
200 % (min)
Corrosion (ASTM D 2671 proc. A
No corrosion after 16 hours at 150 °C
Low-temperature flexibility
(ASTM D 2671 procedure C)
No cracking after 4 hours at -40 °C
Hardness (ISO 868)
? 40 SHORE D
Fire resistant |
2011/65/EU |
Halogen Free |