Electrical Data; Electrical Wiring - Mitsubishi Heavy Industries SRK20HD-S Technical Manual

Power source
1 Phase
220/230/240V 50Hz
Y/GN
LB
BR
HEAT
EXCHANGER
CNC
CNU
1
BR
WH 5
3
RD
FM
I
CNW
CNM
SM
Color symbol
BK Black
BR Brown
RD Red
LB Light blue
WH White
Y/GN Yellow/Green
Meaning of marks
Symbol Parts name Symbol
CF Th
Capacitor for FM
I I 1
CM Compressor motor Th
2
F Th
Fuse
4
FM Fan motor (Indoor) Th
I 5
FMo Fan motor (Outdoor) Th
6
SM Tr
Flap motor
LB
Tr
WH
N J
CNB
52C
CF
I
F
(250V 3.15A)
IC8
ZNR
Printed circuit
board
CNE CNG
Display
Th1 Th2
Wireless
R-Amp
Parts name Symbol
ZNR
Room temp. thermistor Varistor
Heat exchanger thermistor (Indoor unit) 20S 4 way valve (coil)
52C
Heat exchanger thermistor (Outdoor unit) Magnetic contactor
Outdoor air temp. thermistor DS Diode stack
Discharge temp. thermistor 52X Auxiliary relay
1-3
EEV
Transformer Electronic expansion valve
51C Motor Protector for CM
Indoor unit Outdoor unit
TB TB
Y/GN
RD
3
3
2/N 2
BK
1
1
CC
G
CM
52C
CNU
FMo
CNB
20S
EEV
Th4
Th5
Th6
Parts name
N J G1
L
CM2
WH
CM1
BK
52X1
ZNR
F
CFO
1 (250V 3.15A)
5
D.S
3
52X2
1
52X3
3
52X1
CNE
Printed circuit
52X2
board
CNG
52X3