Mitsubishi Heavy Industries FDTC50ZHXV Technical Manual page 156

Power source
1~220-240V 50Hz/1~220V 60Hz
TB
F(30A) F(8A)
L1i
RD
L1
WH
Noise filter
N Ni
PWB3
L1o
GN
DM
+
P1
Inverter
PWB2
I P M
U V W P2
V
W
+
U
MS
A/F Module
3~
CM
Meaning of marks
Marks Parts name
CnA~Z Connector
CH Crankcase heater
CM Compressor motor
Current sensor
CT
Diode module
DM
F Fuse
FM01 Fan motor
IPM Intelligent power module
Reactor
L
1
2
E GN
E1 GN
No
CT
-
CNW2
N1 CNW
(OR)
(BK)
BL CNI1
CNI2
(WH) (WH)
CNI4 BL CNI3
(WH) (WH)
CNACT1
N2 P N2
(WH)
RD
BL CNA2
-
(WH)
RD
P
+
CNA1
BL
N2
(WH)
L1 L2
L
Mark Parts mame
LED1 Indication lamp (GREEN)
LED2 Indication lamp (RED)
LPT Low pressure sensor
Expansion valve for cooling
SM1
Expansion valve for heating
SM2
SW1 Pump down switch
SW3, 5 Local setting switch
TB Terminal block
Thermistor (Ambient air temp.)
THo-A
TB
RD
1
WH
To indoor u'nit
2
3
Power wires
1 2
Signal wire
3
SM1 SM2
M
6 5 4 3 2 1 6 5 4
CNEEV1 CNEEV2
(WH)
Control
PWB1
ON
52X1 52X3
OFF
LED1 LED2
CNR CNS CNH CNTH
(WH) (RD) (BR) (WH)
t° t° t° t°
CH 20S
63H1 THo-R1 THo-D THo-S THo-A
Mark Parts mame
THo-D Thermistor (Discharge pipe temp.)
THo-IPM Thermistor (IPM)
THo-R1, 2 Thermistor (Heat exchanger pipe temp.)
Thermistor (Suction pipe temp.)
THo-S
Solenoid valve for 4 way valve
20S
52X1 Auxilliary relay (for CH)
52X3 Auxilliary relay (for 20S)
63H1 High pressure switch
FMO1
M M
3 2 1 7 6 5 4 1
CNFAN1
(RD) (WH)
ON
OFF
1 2 3 4 1 2 3 4
SW1
SW3 SW5
CNIP CNPS CNB
(Y) (WH) (RD)
t° t°
LPT
THo-IPM THo-R2
Color marks
Mark
BK Black
BL Blue
BR Brown
Green
GN
GR Gray
P Pink
OR Orange
RD Red
White
WH
Yellow
Y
Yellow/Green
Y/GN
Color