Electrical Data; Electrical Wiring - Mitsubishi Heavy Industries SRK28HJ Technical Manual

3 ELECTRICAL DATA

3.1 Electrical wiring

Model SRK28HJ
Power source
1 Phase 220/230V 50Hz
FM
I
Printed circuit board
FM
Color symbol
BK Black
BL Blue
BR Brown
RD Red
OR Orange
WH White
Y/GN Yellow/Green
Meaning of marks
Symbol
Cc Capacitor for CM
CF Capacitor for FM
I
CF
Capacitor for FM
O
CM
Compressor motor
F Fuse
FM Fan motor (Indoor unit)
I
FM Fan motor (Outdoor unit)
O
FM Flap motor
Table of relay operations
Operation
Cooling
Relay Control
symbol part
×
52X 20S
4
52X FM
5 O
52C CM
Notes (1) : denotes magentized relay
(2) Th1 is room temperature thermistor. Th
14, 15, 17 )
Indoor unit
ireless
R-Amp
Display
52X
52C 52X
4 5
Parts name
I
O
Heating Defrost
×
×
×
: denotes demagnetized relay
(the heat exchanger thermistor) is the hot start, hot keep, and frost prevention thermistor. (for details, refer to pages
2
-
Outdoor unit
20S
Symbol
Th Thermistor
1, 2
Tr Transformer
ZNR
Varistor
20S
4 way valve, coil
51C Motor protector for CM
52C Magnetic contactor for CM
52X Auxiliary relay
4, 5
8
-
: http://splitoff.ru/tehn-doc.html
CM
FMo
Parts name