Specifications

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56
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Cassetteria type (FDR)
(1) Preparation of indoor unit
Before of during the installation of the unit, assemble necessary optional panel, etc. depending on the specific type.
(2) Select places for installation satisfying following conditions and, at the same time, obtain the consent on the
part of your client user.
(a) Places where chilled or heated air circulates freely.
When the installation height exceeds 3m warmed air stays close to the ceiling. In such cases, suggest your client users to
install air circulators.
(b) Places where perfect drainage can be prepared and sufficient drainage.
(c) Places free from air disturbances to the suction port and blowout hole of the indoor unit, places where the fire alarm may not
malfunction or short-circuit.
(d) Places with the environmental dew-point temperature is lower than 28°C and the relative humidity is less than 80%.
(3) Avoid installation and use at those places listed below.
(a) Places exposed to oil splashes or steam (e.g. kitchens and machine plants.)
Installation and use at such places incur deteriorations in the performance or corrosion with the heat exchanger or damage in
molded synthetic resin parts.
(b) Places where corrosive gas (such as sulfurous acid gas) or inflammable gas (thinner, gasoline, etc) in generated or remains.
Installation and use at such places cause corrosion in the heat exchanger and damage in molded synthetic resin parts.
(c) Places adjacent to equipment generating electromagnetic waves or high-frequency waves such as in hospitals.
Generated noise may cause malfunctioning of the controller.
(e) Ceiling height shall have the following height.
¡ Installation space.
100or
50 or more
more
100or
more
Obstacle Unit mm
1000 or more
Combination with
silent panel
Combination with
canvas panel
FDR208,258,308 FDR408,508
365mm 416mm
459mm 510mm
Models
Panel
When installing at a place under a high humidity environment, pay sufficient attention the prevention of dewing such as
thermal insnlation of the unit proper.