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1 Pannello IPM
2 Pannello linea principale
3 Compressore
4 Alimentazione
5 $OO¶XQLWjLQWHUQD
6 Al bus comune interno
7 Valvola a 4 vie
8 Riscaldatore 1-2
9 Valvola di riduzione elettronica
10 Ventola DC
11 Sensore di scarico
12 Sensore temperatura condensatore
13 Sensore temperatura ambiente esterna
14 Protezione pressione bassa/alta
15 Top comp
16 Reattore
B Nero
R Rosso
BL Blu
Y Giallo
G Grigio
Y/G Giallo/Verde
4.3
4
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1 IPM board
2 Main board
3 Compressor
4 Power supply
To indoor unit
To indoor comm. bus
4 way valve
8 Heater 1-2
electronic expansive valve
10 DC fan
11 Discharge sensor
12 Condenser temperature sensor
13 Outdoor ambient temperature sensor
14 low/hight pressure protect
Comp top
Reactor
B Black
R Red
BL Blue
Y Yellow
G Gray
Y/G Yellow/green
4-WAY
DC-FAN
OPTIONAL:
DC-FAN
CN 7
3
ELECTRONIC
EXPANSION
VALVE
5/6
OPTIONAL
CN 31
PAN
HEATER
CN 15
OPTIONAL
CN 60
OPTIONAL
CRANKCASE
HEATER
CN 17
OPTIONAL
BLUE
BROWN
BLACK
L
S
N
AMBIENT TEMP. SENSOR
DISCHARGE TEMP. SENSOR
CN 21
CONDENSER TEMP. SENSOR
Y/G
CN 1A
Y/G
COMPRESSOR
Y/G
CN 50
3
U
V
W
BLUE
RED
BLACK
AC-FAN
CAPACITOR
OPTIONAL:
AC-FAN
5
3
CN 25
Y/G
S(1)
N(B)
CN 2
CN 7
TESTPORT
CN 1-3
CN 1-1
CN 1-2
VALVE-B
N
L
TO INDOOR COMM. BUS
NOTE：
Please use 2-core
shielded wire.
POWER SUPPLY
TO IND OOR UNI T
L(B)
S(2)
POWER
SUPPLY
N(A)
L(A)
S(A)
S(B)
NOTE:
S(A),S(B),L(A),N(A)
NO USED
OPTIONAL
OPTINAL
COMPRESSOR
CN1
U(R)
V(S)
W(C)
BLUE
BLACK
U
V
W
CN7
VALVE-A
MAIN BOARD
CN17
T4
T3
P-1
RED
DISCHARGE SENSOR
CN18
COM(3)
RY2
ON(4)
CN29
CN21
CN14
LOW/HIGH
CN12
CompTop
YELLOW
RED
LOW PRESSURE PROTECT
HIGH PRESSURE PROTECT
4
CN4
CN5
~
~
IPM BOARD
5
RED(BROWN)
BLUE
L-OUT
Y/G
CN6
CN5
HEATER1
HEAT1
CN1
CN2
4-WAY
4-WAY
HEATER2
OPTIONAL
CN9
CN8
HEAT2
CN2
CN3
REACTOR
BLUE
BLUE
OUTDOOR AMBIENT
TEMPERATURE SENSOR
CONDENSER
TEMPERATURE SENSOR
P2
P1
OPTIONAL
Y/G
NOTE :Use the mag net ic ring
(not s upplied, o pti onal part)
to hit ch the conne cti ve cable
of ind oor and outd oor u nits
afte r installa tio n. one magne tic
ring i s used for one cabl e
.
DC FAN
CN14
3
ELECTRONIC
EXPANSIVE
VALVE
3
6
L-IN
N-IN
CN28
CN3
CN4
BLACK
RED
TO INDOOR COMM. BUS
XT2
YELLOW
GRAY
S1
S2
NOTE：
shielded wire.
Please use 2-core
POWER SUPPLY
TO INDOOR UNIT
POWER SUPPLY
Y/G
XT1
L
N
L
N
2
)(
1
( )
RED
BLACK
OPTIONAL
MAIN
Ferrite bead
CH1
18K ODU 24K ODU
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