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    Car parks

  • Warehouses


  • Officially approved to EN12101-3 standard (certificate number 0370-CPR-6213)

    Officially approved to EN12101-3 standard (certificate number 0370-CPR-6213)

  • Officially approved to EN12101-3 standard (certificate number 0370-CPR-6216)

    Officially approved to EN12101-3 standard (certificate number 0370-CPR-6216)

  • THGT-HATCHbdp476
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  • Download the catalog series in pdf


Combining a motorized hatched enclosure and a mechanical extract fan, the THGT-HATCH is a roof-mounted unit designed for vertical smoke extract in fire conditions.
F300/F200-120 and F400-120 certification for dual purpose as per EN 12101-3 (0370-CPR-6216 and 0370-CPR-6213 respectively).

THGT series fan, with long casing configuration and Form A, for easy impeller access for maintenance.
High corrosion resistance through hot dip galvanized finish for casing and motor support.
Dynamically balanced impellers, made of high grade aluminium blades and hubs.
Hubs also made from pressed steel sheet, depending on the diameter and temperature requirements.
F400 2 Poles version with aluminium impellerhub formed from a one piece casting.

Designed and built for ease of installation and commissioning, energy savings and to withstand severe weather conditions.
Standard design base for roof curb mounting.
Mounting through roof on beams or purlins possible with JBS-HATCH accessory.
Air tightness < 3m3/h/m2 @ 50Pa.
Insulation value U = 0,42W/(m2K) thanks to thermal break.
Snow Load SL 1000. @T(-25).
Wind Load WL 1500 (sizes 1,2 & 3) & 1000 (size 4).
Ambient inner/outer temperature -25ºC to + 50ªC.
Opening mechanism for 20,000 cycles.
Includes contacts for open/closed position monitoring.
Connections for motor and powered actuators via independent external terminal boxes.

Motors & Hatch electrical supply
Single speed motors in 2, 4 or 6 poles.
Two speed motors, in 2/4, 4/8 or 6/12 poles.
Motors are IP55, class H insulation.
Three phase 220-240/380-415 50Hz up to 3kW.
Three phase 380-415V 50Hz, for higher power and two speed motors.
Suitable for inverter control.
Motorized actuators for 220-240V 50Hz IP 65.
Motors suitable for inverter control. In emergency operation, no need for DOL or de-rating, as long as the VFTM range of VSDs is used, and/or requirements defined in EN 12101-3 are followed.


  • THGT-HATCHbdp506

    Base for curb installation

  • THGT-HATCHbdp487

    Lifting lugs

  • THGT-HATCHbdp481

    Fan motor terminal box with isolator

  • THGT-HATCHbdp531

    Hatch actuators terminal box

  • pdf_ins1 Ins_THGT-HATCH 534.11Kb
  • pdf_serie EN_THGT-HATCH 1.34Mb

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