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KIT BFNT • Motorisation sets for large fire dampers

  • Accessories for fire dampers
  • Motorisation kit
  • For CR2 (Ø > 400) and CU2 (L+H > 1200)

Motorisation kit for large fire dampers.

Application

  • For changeover of dampers with manual mecanism with fusible link towards à motorized mechanism

KIT BFNT-24 and KIT BFNT-230 for CR2 (Ø > Ø400) and CU2 (L+H > 1200)

  • For replacement of defect fire damper servomotor

Composition

  • Belimo actuator with spring return BFNT type equipped with a thermo-electrical fuse.
  • Mounting screws and shaft extension for changeover from manual fusible link mechanism CFTH of MFUS(P) towards motorized mechanism
  • Mounting plate only needed when replacing CFTH mecanisms, not to be used for replacing MFUS(P) mecanisms
  • Mounting instruction

Mounting

  • According included mounting instruction

Determination table KITS

KITproduction before 1/07/2015production after 1/07/2015
CR60(-1S) CU-LTCR2<=400CR2>400CR60(-1S) CU-LTCR2<=400CR2>400
CR120CU-LT-1SCU2<=1200CU2>1200CR120CU-LT-1SCU2<=1200CU2>1200
KIT BFLT    XXX 
KIT BFNTXXX    X
KIT BFT   X    

Specifications

    BFNT TYPE:
    • Torque motor: 9 Nm
    • Torque spring return: 7 Nm
    • Voltage BFNT 24: 24V AC/DC
        • Apparent power: 6 VA
        • Power (in rest): 1.1 W
        • Power (in use): 4 W
    • Voltage BFNT 230: 230V AC
        • Apparent power: 10 VA
        • Power (in rest): 1.8 W
        • Power (in use): 5.5 W
    • Regulation: open/close with spring return
    • Equipped with a thermo-electrical fuse, duct temperature 72°C
    • Integrated start switch and circuit breaker
    • Running time motor: 60s
    • Protection class: IP54

    Electrical connection
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