Mitsubishi Heavy Industries FDC112KXEN6 Technical Manual page 82

Power source line
Connector for branching
between indoor units
controller of heat recovery
3-pipe systems
Power source
CNU
(Single-phase)
BL
220-240V~50Hz
220V~60Hz TB1
RD 3
L
Power source
RD
F(3.15A)
line WH 1
N
WH
F(3.15A)
Y/GN
Earth
CNF1
WH
FMI1
Meaning of marks
CFI1,2 Capacitor for FMI
SW5-1
CNA~Z Connector
Fuse
F SW5-2
FMI1,2 Fan motor (with thermostat)
Live Superlink terminal
SW6
JSL1
setting (for spare)
SW7-1
LED . 2
Indication lamp
(Green-Normal operation)
TB1
LED . 3
Indication lamp
(Red-Inspection)
TB2
Louver motor
LM
Thc
Stepping motor
SM
(for electronic expansion valve)
ThI-A
Indoor unit address : tens place
SW1 ThI-R1,2,3
Indoor unit address : ones place TrI
SW2
Outdoor unit address : tens place
SW3 X1~3,6
Outdoor unit address : ones place X4
SW4
Tr I
M
LM
220-240V
C
19V
1 2 3 4 5
CNW1 CNW2
CNJ WH WH
BK
LED • 2 LED • 3
X6 X2 X4
CNW0
X1 X3
RD
CNI
CNR
CNM3
1 3 5 7 9
WH BL
1 3
WH
C UH H M L
5
Y/GN
M
1~
CFI1
Automatic adjustment/Fixed previous
version of Superlink protocol
Indoor unit address :
hundreds place
Model capacity setting
Operation check, Drain motor
test run
Terminal block (Power source)
(□ mark)
Terminal block (Signal line)
(□ mark)
Thermistor (Remote controller)
Thermistor (Return air)
Thermistor (Heat exchanger)
Thermistor
Relay for FM
Relay for DM
ThI-R1 ThI-R2
SM
. .
M t t
CNN3 CNN4 CNN5
CNA2
RD Y
WH
24V
1 2 3 4 5 6 1 2 3 4
CNA CNN Y
RD
SW1 SW2 SW3 SW4
CNB CNK1
WH WH
1 3 1 2
X Y A B
TB2
X Y
Remote
Signal line (Shielded cord)
controller
t .
Thc
Signal line
between indoor units
Color marks
Mark Color
BK Black
BL Blue
BR Brown
GR Gray
Orange
OR
Pink
P
Red
RD
White
WH
Yellow
Y
Yellow/Green
Y/GN
Notes
1. indicates wiring on site.
2.Use twin core cord (0.75~1.25mm
outdoor unit, and signal line between indoor units.
3.Use twin core cord (0.3mm
controller in case that the total length is more than 100m.
4.Do not put signal line and remote controller line alongside power source line.
ThI-R3 ThI-A
. .
t t
BK
Option
5 6 1 2
+12 1
CNH BK
2
XR1
SW5
3 XR2
CNT
JSL1
BL
4
XR3
SW6
Superlink (spare)
5 XR4
CNK2
SW7
6
XR5 (Remote operation input:
BK
volt-free contact)
+12
1
2
XB1
CNT2
3
XB2
RD
4 XB3
5
XB4
For Heat recovery
Control PCB
3-pipe systems
2
) at signal line between indoor unit and
2
) at remote controller line. See spec sheet of remote
(Operation)
(Heating)
(Thermo ON)
(Inspection)
(20S)
(SVH)
(SVG)
(SVE)