limit
［Standard］3-spot blower internal resistance
Square duct blower internal resistance
High speed・Upper limit
Standard
・
Upper limit
High speed
・
Low limit
High speed
・
High
High speed
・
Medium
High speed
・
Low
Standard
・
Low
Standard
・
Medium
Standard
・
High
Static pressure (Pa)
2-spot blower internal resistance
1.2.9 Noise level
Notes (1) The data are based on the following conditions.
Ambient air temperature: Indoor unit 27˚C DB, 19˚C WB. Outdoor unit 35˚C DB.
Notes (2) The data in the chart are measured in an unechonic room.
Notes (3) The noise levels measured in the field are usually higher than the data because of reflection.
Notes (4) Noise levels for the FDT and FDEN series show the noise level when in the Powerful mode.
(1) Indoor unit
(a) Ceiling recessed type (FDT)
Measured based on JIS B 8616
Mike position as right
1.5m
Mike (center & low points)
Model FDTA301R
Noise level 38 dB (A) at HIGH
35 dB (A) at MEDIUM
33 dB (A) at LOW
N60
40
50
40
50
63
125
250 500 1000 2000 4000 8000
10
20
30
10
20
30
N50
N40
N30
N20
60
60
N10
Souud Pressure Level
(standard 0.0002µ bar)
Mid Octave Band Frequency (Hz)
1.2.8 Characteristics of fan
(1) Satellite ducted type (FDUM)
Model FDUMA302R
Duct specs.
1 spot
closing
Stan
-
dard
Stan
-
dard
Stan
-
dard
High
speed
Standard Square duct
Unit : Pa
External static pressure table
Model
20 30 65 50 85 55 90
FDUMA302R
Air flow
(m
3
/min)
(
4
)
High
speed
(
4
)
High
speed
(
1
)
Notes (1) 1 spot closing: Round duct flange at center is removed and shield with a
special panel (option).
(2) Standard: ø200 duct are installed at all blowout holes.
(3) Square duct: All round ducts are removed and replaced with special
square duct flanges (option).
(4) When using the high speed setting, turn the dip swich SW9-4 on the
indoor PCB to the ON position.
(When setting from the remote controller, select “Hi CEILING 1” )
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