Daikin CTXU25G2V1B Service Manual page 16

SiBE12-908
Humidification The humidifying of this system is different from that of the normal humidifier. Therefore, the
humidifying performance varies with the outdoor temperature or installation condition.
performance by
Sufficient humidifying capacity may not be attained depending on the weather condition in
outdoor
operation.
temperature
When the outdoor temperature lowers by 5°C, the humidifying capacity is decreased by about
15%.
When the outdoor humidity lowers by 20%, the humidifying capacity is decreased by about
20%.
Performance The max. piping length is 15 m, but the longer the length of the humidifying hose becomes, the
less the humidifying performance becomes.
compensation by
hose length
Applicable hose (Hose diameter)
Hose length setting
Function and Control
600
rated : 450ml/h
500
(Indoor 20ºCDB, Outdoor 7ºCDB/6ºCWB)
400
300
200
100
0
105.0%
100.0%
95.0%
90.0%
a b
85.0%
80.0%
2 3 4
A : KPMH996A10S (I.D.25mm)
B : KPMH996A15S (I.D.30mm)
a : ~3.0m, b : 3.1~4.0m, c : 4.1~6.0m, d : 6.1~8.0m,
e : 8.1~10.0m, f : 10.1m~
Humidifying hose length : 4.0m
Outdoor relative humidity
0 2 4
Outdoor temperature (ºC)
A
c d e
7 8 9
5 6
Hose length (m)
Main Functions
87%RH
80%RH
70%RH
60%RH
50%RH
40%RH
30%RH
20%RH
6 8 10
(R9413)
Outdoor temp. 7˚CDB, 6˚CWB
B
f
10 11 12 13 14 15
(R9414)
13