'22 • PAC-SM-412
-
111
-
(b) Duct connected-High static pressure type (FDU)
Model FDU125VH
BL
3
1
WH
CNW3
WH
RD
RD
1
2
CNI
BL
FS
CNZ
CNC
For HA
WH
RD
RD
t°
Control PCB
RD
YE
t°
YE
BK
t°
BK
1
2
3
4
5
6
BK
t°
BK
1
2
XR1
XR2
XR3
XR4
1
2
3
4
5
6
+12
X
Y
1
3
TB2
WH
BK
WH8
9
10
11
12
CNW2
WH
CNW1
WH
CNB
WH
CNN
YE
CNH
BK
CNT
BL
1
2
WH
RD
YE／GN
3
5
CNW0
WH
1
（Operation）
（Heating）
（Compressor ON）
（Inspection）
3
Thi-R1
Thi-R2
Thi-R3
Thi -A
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
WH
5
6
7
2
3
4
1
YE／GN
CNR
WH
1
2
DM
M
RD
WH
+12
8
9
10
11
12
5
6
7
2
3
4
1
Prepare on site
TB1
M
1 4 5 6 7
RD
F4
（2A）
CNM2
BK
FMi2
Power circuit
BK WH BLYE
L
CNWR
WH
1 3
Power PCB
Earth
The line between
21
3
Power source line
Signal line
indoor unit and outdoor unit
X
Y
t°
Thc
Remote control
M
1 4 5 6 7
RD
F3
（2A）
CNM1
WH
FMi1
BK WH BLYE
F1（6.3A）
1
2
CNTA
BL
（Remote operation
input:volt-free contact）
+12
Prepare on site
XR5（Remote operation
input:volt-free contact）
SW2
SW6
SW5
SW7
LED・2
LED・3
Zone control
Damper motor power source
1
PIS
CNG
BL
CNV2
BK
2
4
3
1
3
WH
BK
RD
WH
RD
BK
※1
Option
CNJ
WH
11
12
6
7
2
1
20
16
17
Zone control
Damper motor output
For details,refer to
page 97.
FS Float switch
Indication lamp（Red-Inspection）
Indication lamp（Green-Normal operation）
LED・3
LED・2
ConnectorCNB－Z
Model capacity settingSW6
Operation check,drain pump motor test runSW7- 1
SW5
Temperature sensor（Remote control）
Temperature sensor（Heat exchanger）
Temperature sensor（Return air）
Thc
Thi-R
Thi-A
TB2 Terminal block（Signal line）（ □ mark）
TB1 Terminal block（Power source）（ □ mark）
Remote control communication address
SW2
Plural units Master／Slave setting
L Reactor
F1,3,4 Fuse
FMi1,2 Fan motor
1,2,3
Drain pump motorDM
Motion sensorPIS
Closed-end connector■mark
Item Description
BK Black
Blue
Color marks
BL
Mark Color
RedRD
WH
Yellow
White
Yellow／Green
YE
YE／GN
Meaning of marks
Notes 1. indicates wiring on site.
2. See the wiring diagram of outdoor unit about the line between
indoor unit and outdoor unit.
3. Use twin core cord（0.3mm
2
）at remote control line.
See specification sheet of remote control in case that the total length is more
than 100m.
4. Do not put remote control line alongside power source line.
5. Section 1（※1）shows electric circuit of motion sensor（Option）.
PJG000Z653
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