41
MODELS
MXZ-8C48NA
SW4 SW8
※1 MODEL SELECTION
The black square( )indicates a switch position.
ON
OFF
1 2 3 4 5 6
ON
OFF
1 2
SW2
ON
OFF
5 6
SYMBOL NAME SYMBOL NAME SYMBOL NAME
TB1 Terminal Block 〈Power Supply〉
TB1B Terminal Block 〈Branch Box〉
FUSE1,FUSE2
Fuse 〈
T20AL250V
〉
MC Motor For Compressor
MF1,MF2 Fan Motor
LEV-A,LEV-B
Electronic Expansion Valve
21S4 Solenoid Valve〈Four-Way Valve〉
SV1 Solenoid Valve〈Bypass Valve〉
TH3
Thermistor〈Outdoor Liquid Pipe〉
TH2
Thermistor〈Hic Pipe〉
TH4 Thermistor〈Compressor〉
TH6 Thermistor〈Suction Pipe〉
TH7
TH8
Thermistor〈Ambient〉
Thermistor〈Heat Sink〉
63H High Pressure Switch
63HS High Pressure Sensor
63LS Low Pressure Sensor
DCL
P.B. Power Circuit Board
Connection Terminal〈Ground〉
Connection Terminal〈U/V/W-Phase〉
U/V/W
MULTI.B.
Fuse〈T6,3AL250V〉
F1,F2
Switch〈Display Selection〉
SW1
Switch〈Function Selection〉
SW2
Switch〈Test Run〉
SW3
Switch〈Model Selection〉
SW4
Switch〈Function Selection〉
SW5
Switch〈Function Selection〉
SW6
Switch〈Model Selection〉
SW8
Switch〈Function Selection〉
SW9
Switch〈Unit Address Selection, 1st digit〉
SWU1
Switch〈Unit Address Selection, 2nd digit〉
SWU2
LED〈Operation Inspection Display〉
LED1,LED2
LED〈Power Supply to Main Microcomputer〉
LED3
Controller Circuit Board
Connector〈Connection For Option〉
SS
Connector〈Connection For Option〉
CN3D
Connector〈
Branch box/Outdoor Transmission Line
〉
CNS1
Connector〈
Centralized Control Transmission Line
〉
CNS2
Connector〈Connection For Option〉
CN3S
Connector〈Connection For Option〉
CN3N
Connector〈Connection For Option〉
CN51
Relay
X501〜505
M-NET P.B.
ConnectionTerminal〈Ground〉
M-NET Power Circuit Board
TB1
Connection Terminal〈L-Phase〉
LI
Connection Terminal〈N-Phase〉
NI
EI,E2,E3,E4
Power Module
IGBT
Connection Terminal〈Reactor〉
DCL1,DCL2
Reactor
Switch〈Function Selection〉
SW7
TB3 Terminal Block
〈
Branch box/Outdoor Transmission Line
〉
Terminal Block
〈
Centralized Control Transmission Line
〉
TB7
RED
RED
YLW
YLW
P. B.
BLK
WHT
WHT
WHT
U
U
V
V
W
W
RED
MC
MS
3〜
M1
M2
S
TB3
TO BRANCH BOX
CONNECTING WIRES
DC 30V(Non-polar)
TO BRANCH BOX
FOR CENTRALIZED
CONTROL
DC 30V(Non-polar)
M1
M2
S
TB7
2
2
GRN/YLW
BLU
RED
POWER SUPPLY
〜 208 / 230V 60Hz
TB1
L1
L2
GR
CN51
(WHT)
SW6
SW2SW8SW1
SW7SW3SW4
※1
※1 ※1
SW5
SWU2 SWU1
SW9
TRANS
LED1
CN2
(RED)
CN4
(WHT)
LED3
CN3D
(WHT)
CN3S
(RED)
CN3N
(BLU)
CN1
(WHT)
TB1
BLK
CNDC
(PNK)
t゜ t゜ t゜ t゜
MF1
MS
3〜
LEV-B
M
1 41
3
1
7
3
1 3 1 3 1 3
CN52C
(RED)
1 3
31
1
2
2 21 11 2
1
2
2
2
1
2
1
2
31
21
TH7 TH6 TH3 TH4
63HS
63H
CNF1
(WHT)
MF2
MS
3〜
1
7
1
7
7
1
5
1
5
CNF2
(WHT)
TH7/6
(RED)
CNLVB
(RED)
TH3
(WHT)
TH4
(WHT)
t゜
TH2
t゜
TH8
TH2
(BLK)
63HS
(WHT)
1
3
1
3
63LS
63LS
(BLU)
63H
(YLW)
MULTI. B.
LED2
M-NET P.B.
52C
(BLK)
3
1
3
1
3
1
X505
21S4
(GRN)
SV1
(GRY)
SV2
(BLU)
SS
(WHT)
21S4
SV1
CNAC
(RED)
CNS1
(RED)
CNS2
(YLW)
F1
F2
X504
X503
X502
X501
CN102
(WHT)
CN2
(WHT)
4
4
1
1
CN40
(WHT)
4
1
5 3
1
CN41
(WHT)
4
1
4
2
3
CN2
(RED)
CN4
(WHT)
1
2
2
1
7
7
2
2
CNDC
(PNK)
3 1
2
TB1B
B1
B2
P2
N2
FUSE1
〜
〜
-
+
+
DCL
DCL2 DCL1
IGBT
E I
E 4
E2
CNAC1
(WHT)
L I
N I
BLK
BLK
21
3
CNAC2
(RED)
1
3
E3
BLK
2
is the switch position.
LEV-A
M
1
5
CNLVA
(WHT)
CN52C
(RED)
1
3
3
52C
52C
BLK
FUSE2
MXZ-8C48NA