Wiring Diagram - Mitsubishi Electric MXZ-SM36NAM2 Technical & Service Manual

Split-type, heat pump air conditioners, outdoor unit, hfc utilized r410a
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WIRING DIAGRAM

6
MXZ-SM36NAM2-U1 MXZ-SM48NAM2-U1
MULTI. B.
MF1
MS
3~
1
MF2
MS
3~
1
2
SV3
1
3
(BK)
TB3
RD
M1
TO INDOOR UNIT
RD
OR BRANCH BOX
M2
30V DC(Non-polar)
BK
S
TB7
YE
M1
FOR CENTRALIZED
YE
CONTROL
M2
30V DC(Non-polar)
S
TB1B
RD
B1
BU
TO BRANCH BOX
B2
208/230V AC 60Hz
GNYE
*
2
POWER SUPPLY
208/230V AC 60Hz
【LEGEND】
SYMBOL
TB1
T
e
m r
n i
l a
B
o l
k c
TB1B
T
e
m r
n i
l a
B
o l
k c
TB3
e T
m r
n i
l a
B
o l
k c
box/Outdoor Transmission Line 〉
TB7
Terminal Block
〈Centralized Control Transmission Line〉
FUSE1, FUSE2 Fuse 〈 T20A L250V〉
MC
Motor for Compressor
MF1, MF2
Fan Motor
21S4
S
o
e l
o n
d i
V
l a
e v
63H
High Pressure Switch
63HS
High Pressure Sensor
63LS
Low Pressure Sensor
SV1
S
o
e l
o n
d i
V
l a
e v
TH2
T
e h
m r
s i
o t
〈 r
H
c i
TH3
T
e h
m r
s i
o t
〈 r
O
t u
TH4
T
e h
m r
s i
o t
〈 r
C
o
m
TH6
T
e h
m r
s i
o t
〈 r
S
u
i t c
TH7
Thermistor〈Ambient〉
OCH810A
TH7 TH6 TH3 TH4
TH2
63LS
63HS
t゜
t゜
t゜
t゜
t゜
CNF1
1
3
1
4
1 2
2
1
1
2
(WH)
7
63HS
TH7/6
TH3
TH4
TH2
(WH)
(RD)
(WH)
(WH)
(BK)
1 3
1 3
CNF2
63LS
63H
(WH)
(BU)
(YE)
7
CN2
(RD)
1
1
3
CNDC
(PK)
F1
F2
21S4
SV2
SV1
1
3
1
3
1
3
1
3
SS/BH
(GN)
(BU)
(GY)
(WH)
21S4
SV1
2
P. B.
IC600
W
BK
W
V
WH
V
MS
RD
3~
U
U
MC
2
7
1
7
CN2
( RD )
FUSE1
FUSE2
TB1
L1
RD
L2
BU
*
GNYE
1 MODEL SELECTION
The black square ( ) indicates a switch position.
MODEL
MXZ-SM36NAM2
*
2 Use copper supply wires.
Utiliser des fils d'alimentation en cuivre.
NAME
SYMBOL
P
o
w
r e
S
u
p p
y l
TH8
Thermistor〈Heat Sink〉
r B
n a
h c
b
x o
TRS
Thermal Protector
I
d n
o o
/ r
O
t u
o d
, r o
r B
n a
h c
LEV-A, LEV-B Linear Expansion Valve
Reactor
DCL1, DCL2, DCL3
P.B.
Power Circuit Board
U/V/W
C
n o
LI
C
n o
C
n o
NI
TB1A, TB2A, TB3A
C
n o
C
o
〈 l i
- 4
W
y a
V
l a
e v
TB1B, TB2B, TB3B
IC500
Converter
IC600
Inverter
EI, E3, E4
C
o
C
o
〈 l i
B
y
a p
s s
V
l a
e v
MULTI.B.
Multi Controller Circuit Board
SW1
Switch 〈 Display Selection〉
i P
e p
SW2
o d
r o
i L
u q
d i
i P
e p
Switch 〈 Function/Model Selection〉
p
e r
s s
r o
SW3
Switch 〈 Test Run〉
n o
i P
e p
SW4
Switch 〈 Model Selection〉
63H
TRS
LEV-A
LEV-B
M
M
2
2
1
1
CN3D
CN3S
CN3N
(WH)
(RD)
(BU)
1
3 1
3 1
3
1
5
1
5
CNLVA
CNLVB
(WH)
(RD)
1
CN51
(WH)
7
CN4
(WH)
7
1 2
2
CNS1
CNS2
LED3
(RD)
(YE)
1
2
2 1 2 1
CNAC
(RD)
2
2
2
TH8
2
t゜
CNAC2
1 2
1 2
2
1
3
( RD )
CN6
CN4
( WH )
( WH )
CNDC
( PK )
1
3
IC500
DCL1
DCL2
DCL3
SW2
SW4
SW8
SW9
MODEL
ON
ON
ON
ON
MXZ-SM48NAM2
OFF
OFF
OFF
OFF
5 6
1 2 3 4 5 6
1 2
3 4 5 6
*
3 When a Branch box is connected,
SW2-5 should be ON.
NAME
SYMBOL
SW5
SW6
SW7
SW8
SW9
SWU1
e n
i t c
n o
T
r e
i m
a n
〈 l
U
/
V
/
W
P -
a h
e s
SWU2
e n
i t c
n o
T
r e
i m
a n
〈 l
L
1
P -
a h
e s
e n
i t c
n o
T
r e
i m
a n
〈 l
L
2
P -
a h
e s
SS/BH
e n
i t c
n o
T
r e
i m
a n
〈 l
R
a e
t c
r o
CN3D
CN3S
CN3N
CN51
n n
c e
o i t
T n
r e
i m
a n
〈 l
E
e l
t c
c i r
l a
P
a
s t r
B
x o
LED1, LED2
LED3
F1, F2
X501~X505
M-NET P.B. M-NET Power Circuit Board
TB1
37
is the switch position.
SW5
SW6
SWU2SWU1
1
SW9
1
1
SW1
SW8
SW2
1
SW4
SW3
SW7
5
LED1
LED2
CN102
(WH)
CN41
CN40
4
1
(WH)
(WH)
4
1
4
1
4
M-NET P.B.
1
4
CN2
(WH)
TB1
BK
CN1
(WH)
1
5 3
2
2
LI
NI
CNAC1
1
3
( WH )
BK
EI
BK
E3
BK
E4
SW2
SW4
SW8
SW9
ON
ON
ON
ON
OFF
OFF
OFF
OFF
5 6
1 2 3 4 5 6
1 2
3 4 5 6
NAME
Switch 〈 Function Selection〉
Switch 〈 Function Selection〉
Switch 〈 Function Selection〉
Switch 〈 Model Selection〉
Switch 〈 Function/Model Selection〉
Switch 〈 Unit Address Selection, ones digit〉
Switch 〈 Unit Address Selection, tens digit〉
C
o
n n
c e
o t
〈 r
C
n o
e n
i t c
n o
f
r o
O
i t p
n o
C
o
n n
c e
o t
〈 r
C
n o
e n
i t c
n o
f
r o
O
i t p
n o
C
o
n n
c e
o t
〈 r
C
n o
e n
i t c
n o
f
r o
O
i t p
n o
C
o
n n
c e
o t
〈 r
C
n o
e n
i t c
n o
f
r o
O
i t p
n o
C
o
n n
c e
o t
〈 r
C
n o
e n
i t c
n o
f
r o
O
i t p
n o
LED 〈Operation Inspection Display〉
LED 〈Power Supply to Main Microcomputer〉
Fuse 〈 T6.3A L250V〉
Relay
C
o
n n
c e
o i t
T n
r e
i m
a n
〈 l
E
e l
t c
c i r
l a
P
a
s t r
B
x o

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