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1.4. STORAGE
Storage must be carried out by competent personnel and in accordance with applicable International, National and Lo-
cal regulations. Recommend that this unit is installed upon delivery, however, if this is not possible then storage must
be controlled.
Storage must be in a safe, fl at, controlled environment to prevent damage, especially from water, sand, dust, moisture,
corrosion, temperature, etc… Recommend that duct connections (infl ow and outfl ow) are closed to avoid dust/debris
entering the equipment.
These data may also apply to an installed fan, which is not put into operation for extended period.
• Avoid situations of extreme heat or cold.
• Manually rotating the impeller every two weeks.
• Check proper function of motor bearings.
2. PRODUCT DESCRIPTION
2.1. TECHNICAL SPECIFICATIONS
Combining a motorized hatched enclosure and a mechanical extract fan, the THGT-HATCH is a roof-mounted unit de-
signed for vertical smoke extract in fi re conditions. F400-120 certifi cation for dual purpose as per EN 12101-3 (0370-
CPR-3963).
Designed and built for ease of installation and commissioning, energy savings and to withstand severe weather condi-
tions. General specifi cations would include:
High corrosion resistance through hot dip galvanized fi nish 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.
• 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.
• Wind Load WL 200.
• Ambient inner temperature -5ºC to +50ºC.
• Opening mechanism for 20,000 cycles. Includes contacts for open/closed position monitoring.
