THT/HATCH - High-powered ventilators

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  • THT/HATCH - High-powered ventilators
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CE ErP 2015F400INMERSO 400THT/HATCH - High-powered ventilators with roof fan and motorised opening

THT/HATCH Features and Benefits

  • 400oC/2h dynamic discharge systems
  • Motorised opening function
  • Fitted with roof-mounted extr​actor fan
  • For smoke evacuation in the event of fire
  • Roof-mounted extractors
  • Specially designed for the fast, effective extraction of harmful smoke and gases in the event of fire
  • Suitable for installation in industrial or commercial buildings
  • Approved in accordance with standard EN 12101-3
  • F 400 certificate
  • Permits the efficient intervention of fire fighters
  • Fast evacuation of people allowed
  • Prevention of new sources of fire and greater structural damage to the building
  • Environmental ventilation in the buildings in which it is installed is possible

THT/HATCH Discharge manifold Features and Benefits:

  • An extremely robust structure
  • Ability to withstand severe weather changes
  • Equipment structure made of anticorrosive galvanised sheet steel
  • Water-tight design to prevent the entry of water
  • 60 mm of heat insulation to prevent hot air loss in the winter
  • Adaptable skirting for correct, easy installation on the roof
  • Maintenance switch fitted with NA/NC auxiliary contact to control equipment disconnection

THT/HATCH Opening system Features and Benefits:

  • Motorised opening arms
  • Encapsulated IP65 mechanism
  • Supply voltage 230 V, AC 50Hz
  • Reinforced
  • Guaranteed system
  • More than 10,000 operations at maximum load
  • Maximum load 1000 Nw
  • Automatic opening via external control system signal (fire station, smoke detector...)
  • Control systems not included in the supply
  • Limit switch to signal the hatch position

THT/HATCH Fan Features and Benefits:

  • THT series extractors
  • F-400 certificate no. 0370-CPR-0305
  • Tubular casing
  • Made of in sheet steel with polyester resin anticorrosive treatment
  • Cast aluminium orientable rotors


THT/HATCH Motor Features and Benefits:

  • Class H motors
  • S1 continuous operation and S2 emergency use
  • Ball bearings
  • IP55 protection
  • IE2 or IE3 efficiency motors depending on model, except 2 speed and 8 poles
  • Three-phase 230/400V-50Hz (up to 3kW) and 400/690V-50Hz (powers higher than 3kW)
  • Maximum temperature of air to be carried: S1 continuous operation 25oC +40oC. Also suitable for hot climates with temperatures up to 50oC. S2 operation 400oC/2h


Anticorrosive galvanised sheet steel.

There are no softwares available for download for this particular product.

​Available On request:

  • Fitted with F-300 rated fans
  • Polyester resin anticorrosive paint finish
  • Motorised opening arms with supply voltage of 24V DC

Installation Diagram

  1. THT/HATCH high-powered ventilators
  2. THT fan
  3. Motorised arms (230V AC or 24V DC x2)
  4. Limit switch
  5. Protection guard for outlet
  6. Connection flange for inlet duct
  7. Protection guard for inlet (optional)
  8. Roof opening
  9. Roofing
  10. Leak protection
  11. Direct mounting using base/plinth adaption system