Metallurgica Bresciana
CAbles for telecomunications
multipairs cables, pvc insulation, screen, lszh sheath according to telecom italia 1468 specification
- Tinned copper conductor nominal diameter 0.40 ± 0.1 mm
- PVC insulation nominal thickness 0.13 mm, diameter 0.70 ± 0.75 mm, colour code CEI 46-5. Cabling: the pairs are cabled in concentric layers
- Synthetic tape
- Continuity tinned copper wire
- Screen aluminium/polyester tape :aluminium min. thick. 0.008 mm
- Synthetic tape (eventual)
- Ripcord and indintification tape
- LSZH sheath, grey RAL 7001 min. thickness 0.25 mm
electric characteristics
Max Conductor resistance at 20°C : 145 ohm/km
Max mutual capacitance : 110 pF/m
Capacitance unbalance P/P for 95% ≥ 100 pF/250m
Capacitance unbalance P/P for 5% ≥ 150 pF/250m
Insulation resistance : ≥ 500 Mohm x Km
Dielectric strength : 1500V c.c. x l'
| DESCRIPTION |
N° PAIRS |
DIAMETER EXTERNAL MAX (mm) |
| TR 7x2x0.4 H/M |
7 |
4,7 |
| TR 13x2x0.4 H/M |
13 |
6,0 |
| TR 25x2x0.4 H/M |
25 |
8,0 |
| TR 31x2x0.4 H/M |
31 |
9,0 |