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Excertos do catálogo
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Halton FDB2 fire dampers are type-approved class • Blades contain silicone (effective up to 300 ºC) A0(A60) fire and gas dampers for use in offshore, marine for low leakage in normal conditions and thermal and navy ventilation systems. The FDB2 can be installed expansion graphite seals (effective from 150 ºC) in rectangular or circular ducts. All fire dampers have a to increase tightness even up to 50% in a case of fusible link and they prevent the spread of fire and gases fire. Tightness substantially better than NORSOK within the ventilation ductwork. When the blades are in requirements. (tested size 1000x1000 mm, VTT test the open position, the device does not cause significant pressure loss, noise or flow disturbance. Fire dampers • Nominal fuse release temperature 50 ºC, 74 ºC are set from outside and can be installed in any position. or 100 ºC. Other temperatures available An open-closed indicator is visible on the outside of the • Low weight due to patented double skin blade damper. Fire dampers with non-standard dimensions • Automatic electrical, pneumatic or spring operation • Type-approved by most recoganized classification • Maximum duct pressure for damper construction system available societies, class A0 - A60 fire and gas damper when 5000 Pa and maximum air velocity 15 m/s. In case of suitably insulated high duct pressure, contact Halton Marine for finding • ATEX approved. Shock tested. the most suitable solution. Carbon steel Stainless steel Stainless steel Maintenance-free bearings Stainless steel Bronze bearings optional Stainless steel
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Actuator effect in dimensions FDB2 DIMENSIONS AND MATERIAL THICKNESS FDB2 fire dampers meet international standards for both rectangular (width B 100-1200 mm and height 2400x3200 mm are available. Standard frame material thickness 3 mm. Frame thickness 3-5 mm according to Pneumatic rotating actuator AT100 Pneumatic rotating actuator AT200 ISO 15138 standards. Modular construction sizes up to mm. Flanges and drilling also available according to drilling available on request. Standard flange width 27 (Ø100-1250 mm). Non-standard dimensions and flange H 100-1600 mm, 1 mm division) and circular...
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B+58 FDB2 B+56 FDL FLAT BARS TO BE SEALED WITH PYROCRYL SEALANT FLAT BAR CROSS STEEL 5*40 BOLTED FROM BOTH SIDES OPERATION PRINCIPLE Halton FDB2 is available with following actuators: In the event of a temperature rise in ductwork: • FDB2-EL: Electrical spring return motor; standard • FDB2-EL: fusible link releases and cuts off operating actuators being 24 V or 230 V or 120 V. The motor voltage to the spring return motor, allowing the contains built-in open-closed limit switches. Separate spring to close the damper blades. The fire damper junction box included in the EL -model. A wide range...
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POWER DAMPER DAMPER SUPPLY CLOSED OPEN (-) 1. SPRING RETURN ACTUATOR 2. QUICK EXHAUST VALVE 4. FUSIBLE LINK VALVE 5. OPTION: SOLENOID VALVE 8. PLASTIC TUBE 9. OPTION: OPEN/CLOSED SWITCHES 10. OPTION: MANUAL VALVE NOTICE! ADDITIONAL SOLENOID VALVE MAX 10 METER FROM FIRE DAMPER PNEU. INLET (5-10 BAR) FOR A PLASTIC TUBE Ø6 MM 13. SPEED CONTROLLER BF24/BF120/BF230 MOTOR BLF24/BLF230 MOTOR FUSIBLE LINK OPTION: 50/74/100°C
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