Cassette Type - Fujitsu AIRSTAGE J-II Design & Technical Manual

1-2.

CASSETTE TYPE

MODELS :
„ „
FEATURES
„ „
High efficiency turbo fan with 3-dimensional blade
z „
Previous turbo fan
Air passing through the heat
exchanger was uneven and the air
would only flow close to the ceiling.
450mm
Heat exchanger
< Motor side >
Separation
phenomenon of
airflow causes noise
Uneven airflow
Previous louver
As the airflow follows the ceiling it does not
allow the airflow to be widely distributed.
Ceiling
Front part
Rear
Louver
part
Adjustment of hanger position is
z „
possible after installation
can be done just taking
off the corner part
High lift drain pump
z „
Ceiling panel
AUXD18GALH, AUXD24GALH, AUXA18GALH,AUXA24GALH,
AUXA30GALH,AUXA34GALH, AUXA36GALH, AUXA45GALH,
AUXA54GALH
Conventional
blade
Spin direction
Bottom view
Temperature irregularity happens
Detachable
grille corner
Adjustment
850mm
New turbo fan
High efficiency airflow distribution has
been achieved by the introduction of a 3
dimensional blade which increases the
air passing over the heat exchanger.
500mm
Wind
velocity
Fast
Heat exchanger
< Motor side >
Slow
Airflow direction
Turbulent flow noise
New louver
The louver design distributes air leaving a
space between the chassis and the ceiling
allowing far and wide air flow distribution.
Front part
Rear
part
Round louver
One way aperture installation
z „
Previous model
Several
way
apertures
- (04 - 02) -
Quiet
No airflow
separation
3-dimensional blade
Bottom view
Ceiling
Much less temperature
irregularity happens by spreading
airflow widely
New model
Parallel
apertures