Duct mounted devices
Internal device
D304H
D305H
Fan
2 radial fan
1 radial fan
&
Speed (3 stages)
rpm
1150/1000/760
630/530/425
&
Air flow rate (3 stages)
m
3
/h
830/700/530
1170/920/730
&
External static pressure
Pa
30
25 - 60
&
Sound power level
*
1
(3
stages)
dB(A)
59/55/52
55/53/50
&
Sound pressure level (3
stages)
*
2
dB(A)
35/38/42
34/37/42
Dimensions
&
Width
mm
860
790
&
Height
mm
245
256
&
Length
mm
680
749
Weight
kg
30
29
Condensate drain pipe
(in-
ternal Ø)
R
mm
⅝
"
16
¾"
19
Specification external units
External unit
OD306H
OT307H
Refrigerant
R410A
Refrigerant control
Electronic expansion valve
Compressor
SCROLL
Double piston
Fans
1 axial fan
&
Air volume
m
3
/h
2160
3200
&
Sound power level
dB(A)
63
64
&
Sound pressure level
*
3
dB(A)
37
38
Dimensions
&
Width
mm
795
950
&
Height
mm
610
835
&
Length
mm
290
340
Weight
kg
432
70
Refrigerant amount
kg
1.5
3.2
Refrigerant lines
Specification, internal devices
(cont.)
55
Specification
5692
689
GB
*1
Measured at the air outlet.
*2
At a distance of 1 m from the device.
*3
At a distance of 6 m in the open.