McQuay MDS030A - Page 26

page 25
Model: MDS150BR
KM2
O
L
2
T1
T2
O
L
1
KM1
1
8
R
380
V
/3
N~
/50
H
z
T
N
3
.
3A
14.
0
O
L
1
O
L
4
ON
S3
.
3
ON
S
2.
3
O
F
F
S3
.
2
ON
S3
.
4
L1
T2
KM
5
O
L
5
1
9
21
2
3
O
L
4
KM4
2
6
2
5
24
J
1
8
HP
O
L
4
1
5
J1
O
L
5
L
HP
3
PMW
KM
5
S
V1
1
10
11
PMW
S
V2
4
2
FANH
FANL
4WV
L
O
W-
I
FIX2-
OL
O
L
3
O
L
1
14
13
DI
G
-
OL
V2-
TR
TH
3
HI
-
1
TH12
TH11
F
U
71
T
EXV1
EXV4
L
O
W-
U
HI-
U
KM
5
KM4
TH
5
TH7
FIX2
FIX1
5
17
T1
T2
KM
3
O
L
2
12
8
O
L
3
14.
0
30
31
32
33
LPT
1
3
2
M
~
M
~
S2
S1
S3
MD
S
-
M
Bp
c
Ap
c
Ain
Bin
y
ellow
red
b
l
ue
b
l
ac
k
b
rown
w
hit
e
y
ellow
red
b
l
ue
red
b
l
ue
y
ellow
red
red
b
l
ue
red
b
l
ac
k
w
hit
e
red
b
l
ac
k
w
hit
e
O
vercoolin
g
circuit outlet temperature sensorTH11
Connecting central control system
o
Connecting the indoor unit
r
h
ea
t
er
S
haft
h
ea
t
er
h
ea
t
er
Constant-s
p
eed
com
p
ressor
1
Fan motorDi
g
ital compresso
r
Constant-s
p
eed
com
p
ressor
2
S1.3~S1.8 set the number of indoor units. S2.1 sets the unit as a master/slave. For details of S2.4~S2.8
,
see the instructions
.
1:
3
:
2:
N
o
t
es:
Field wirin
g
Factory wirin
g
Fuse
Overload
p
rotectio
n
C
ontacto
r
KM
Low
p
ressure senso
r
Hi
g
h pressure switc
h
LPT
H
P
R
e
v
e
r
s
ion
Descri
p
tion of the com
p
onents and
p
arts
:
DB
3A
4W
V
Tr
a
n
s
form
er
Hi
g
h pressure senso
r
HP
T
Model: MDS150B
KM2
OL
2
T1
T2
T
3
OL
1
KM1
R
380
V
/3
N~
/50
H
z
T
N
3
.
3A
O
L
5
14.
0
O
L
1
O
L
4
ON
S
2.
3
1.
8A
ON
S3
.
4
TH4
L1
T2
T1
T
3
KM
5
O
L
5
21
2
3
O
L
4
KM4
2
6
24
J
1
8
HP
O
L
4
1
5
16
J1
O
L
5
L
HP
3
KM
3
PMW
KM1
KM4
KM
5
S
V1
1
10
11
PMW
S
V2
4
2
FANH
FANL
L
O
W-
I
FIX2-
OL
O
L
3
O
L
1
14
13
DI
G
-
OL
V1-
V2+
V2-
TR
V1+
TH
3
HI
-
1
TH
6
F
U
71
T
L
EXV4
EXV1
EXV4
TH2
KM
5
KM4
TH
5
TH7
FIX1
D
I
G
5
17
T1
T2
KM
3
T
3
O
L
2
12
KM2
8
O
L
3
14.
0
30
~
M
M
~
M
~
MD
S
-
P
M
~
MD
S
-
M
Bin
Bp
c
Ap
c
Ain
L
O
W-
U
HI-
U
LPT
1
2
3
red
b
l
ac
k
w
hit
e
red
b
l
ac
k
w
hit
e
b
l
ack
whit
e
A
ir dischar
g
e temperature sensor of the di
g
ital compressor TH1
Connecting central control system
n
Connecting the indoor unit
S1.3~S1.8 set the number of indoor units. S2.1 sets the unit as a master/slave. For details of S2.4~S2.8
,
see the instructions
.
1:
3:
2:
N
o
t
es:
Field wirin
g
Factory wirin
g
F
use
Overload
p
rotectio
n
C
ontacto
r
KM
Hi
g
h pressure switc
h
LPT
HP
OL
R
e
v
e
r
s
ion
Descri
p
tion of the com
p
onents and
p
arts
:
DB
3A
F
U
S
olenoid valv
e
Hi
g
h pressure senso
r
HPT
Tr
a
n
s
form
er
TR
y
ellow
red
b
l
ac
k
b
r
o
wn
w
hit
e
y
ellow
red
b
l
ue
red
b
l
ue
y
ellow
red
b
l
ue
y
ellow
red
b
l
ue
Constant-s
p
eed
com
p
ressor
1
Fan motorDigital compresso
r
Constant-s
p
eed
com
p
ressor
2