Usually they take place in industrial plants as rafinery or petrol deposit. They can be screened, armoured, laid up in pairs, triads, quads etc. The conductors cover is made by Mica-glass Tape.
Below is an example of fire-resistant cable:
Solid (class 1), Stranded (class 2), Flexible (class 5) copper wires according to CEI 20-29 (Table 8).
G10 type cross linked rubber, acc. to CEI 20-11CEI 20-38/I.
- FLAME PROTECTION
Mica glass tape, with a tickness > 0,10 mm.
- FIRE CHARACTERISTIC
Fire resistant acc. to CEI 20-36 (Table 10). Flame retardant acc. to CEI 20-22/III.
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These cables take their place in fire-fighting systems, alarm automatic doors and emergency lighting systems of public places and buildings. They are fire resistant and they produce low emissions.
- Screen: tinned/bare copper wires braid or copper tape;
- Armour: steel wires, steel tape or steel wires braid;
- Core colours on request.