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1.4. STORAGE
Storage must be carried out by competent personnel and
in accordance with applicable International, National and
EN
Local 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, mois-
ture, 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 me-
chanical extract fan, the THGT-HATCH is a roof-mounted
unit designed for vertical smoke extract in fi re condi-
tions. F400-120 certifi cation for dual purpose as per EN
12101-3 (0370-CPR-3963).
TGT-HATCH is designed for supply or exhaust of clean air.
Designed and built for ease of installation and commis-
sioning, energy savings and to withstand severe weather
conditions. General specifi cations would include:
High corrosion resistance through hot dip galvanized fi ni-
sh for casing and motor support.
• 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. Moun-
ting through roof on beams or purlins possible with
JBS-HATCH accessory.
• Air tightness <3 m
• Insulation value U = 0,42W/(m2K) thanks to thermal
break.
• Snow Load SL 1000.
• Wind Load WL 1500 for HATCH sizes 1, 2 and 3, and WL
1000 for size 4.
• Ambient temperature on the inside of the building -5ºC
to +50ºC.
• Opening mechanism for 20,000 cycles. Includes con-
tacts for open/closed position monitoring.
14
3
/h/m
2
@ 50Pa.
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