Features - Fujitsu AUU7RLF Design & Technical Manual

1-2. Features

 Compact cassette type
 Models: AUU7RLF, AUU9RLF, AUU12RLF, and AUU18RLF
• 2-stage turbo fan
High efficiency design by 2 stage structure
Wind
velocity
Fast
Slow
• Quiet quality
Optimization of wing form (laminar wing type) and wing number (7 blades each)
• Easy maintenance
a Maintenance of fan motor and fan
Maintenance of the fan motor and fan can be done easily
after taking off the panel as the bell mouth of the fan can
be removed easily.
A: Fan motor
B: 2-stage turbo fan
C: Bell-mouth
D: Panel
b Air filter
Standard equipment
c Adaption of transparent drainage parts
During installation, maintenance and operation, the drain
pump and kit can be checked easily.
Previous turbo fan
In the case of a
conventional fan, the air
outlet range was narrow
the motor side which
meant the velocity of air
passing through the heat
exchanger was uneven.
Laminar wing
along the laminar wing
Quiet
Spin direction
- 4 -
2-stage turbo fan
A evenly spread air distribution across
the heat exchanger is possible due
to the new 2 stage turbo fan which
streams.
1-stage
+
2-stage
2 stage
Heat exchange
20%UP
Quiet
Adoption of laminar wing
a
A
B
C
D
b
c
Grille cover