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Amortizor ignifug 355 CR2+

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348337 lei Lei
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CR2+ Ø355 BFLT/BFNT 230
Out Of stock
Descriere
Motorized circular fire dampers with a fire resistance of 120 Minutes. When the temperature of the thermo-electric fuse in the damper rises above 72 C the damper will close. When closed, the expanding material around the fireblade will assure a fire and air-tight seal against hot air and smoke. The tunnel is made out of galvanized steel

d (mm) = 355

Galvanized steel tunnel
Fireproof blade in fibersilicate
Intumescent strip around the valve
230V Actuator BELIMO BFLT230 (small valves) of BFNT230 (other sizes)

CONSTRUCTION

1. Refractory casing
2. Damper blade
3. Operating mechanism with:
-manual rearmation option
-blade position indicator
4. Sealing cold smoke
5. Blade bumper
6. Intumescent strip
7. Thermo-electric fuse
8. Rubber sealing ring
Trimite mesaj
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