Electrical Data; Electrical Wiring - Mitsubishi SCM45ZA User Manual

6.3

ELECTRICAL DATA

Meaning of marks
• Outdoor Unit
Symbol
CM Compressor motor
FM Fan motor
0
L Reactor
DS Diode stack
EEVA, B Electric expansion valve
20S 4 way valve (coil)
• Indoor Unit
Symbol
FM Fan motor
I
CF Capacitor (for FM
I
SM Flap motor
TR Transformer
ZNR Varistor

6.3.1 Electrical wiring

(1) Indoor unit
Models SKM22ZA, 25ZA, 28ZA, 32ZA, 40ZA
BL
GR
PP
FM
I
Y
WH
RD
SM
Parts name
Parts name
)
I
TR
RD RD BK BK
CNW CNC CNB
CF
I
CF
COM
FM
I
CNU
Q
Printed circuit board
CNM
CNE
Display
Symbol
Tho-A Thermistor (outdoor air temp.)
Tho-R Thermistor (outdoor H.X temp.)
Tho-D Thermistor (comp. dome temp.)
LED2 Warning lamp (Red)
LED1, 3 Serial signal lamp (Green)
Symbol
Q Fan motor control triac
F Fuse
Th -A Thermistor (Room temp.)
I
Th -R Thermistor (Indoor H. X temp.)
I
RD
WH
BK
R J
S
F (250V · 3.15A)
ZNR
CND CNG
Back up
switch
Th A Th
Wireless
I-
R-Amp
Parts name
Parts name
3
2
Power line
1
(Outdoor unit)
Y/GN
Color symbol
BK Black
BL Blue
GR Gray
Y Yellow
RD Red
WH White
PP Purple
Y/GN Yellow/Green
R
I-
203