McQuay MDS300B Manual de instalación Pagina 23

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page 22
Model: MDS050AR
Model: MDS060A
Descri
p
tion of the com
p
onents and
p
arts:
OL
C
1-
2
Di
g
ital compresso
r
F
a
n
1
KM
DB
3A
4WV
EXV
PWMV
F
U
OL
KM
OL
12.
9A
O
F
F
O
F
F
O
F
F
O
F
F
4WV
F
U
380
V
/3
N~
/50
H
z
N
T
R
S
N
L
1
5
1
6
EXV
81
71
F
a
n
2
O
F
F
HP
LP
L1
1
2
0
21
22
2
3
OL
J
P
1
J
P
2
O
F
F
y
ellow
red
g
reen
T
3
T2
y
ellow
1
8
O
F
F
O
F
F
J
2.
6
r
ed
r
ed
ON
O
F
F
R
C
y
ellow
M
~
M
~
M
~
C2
LP
HP
Connectin
g
indoor units communicatio
n
DLT
C
N
1
O
D TEMP.
I
nL
e
t
4WV
PWMV
F
IXED
CO
MP
D
I
G
CO
MP
HI
-
FAN
MID
-
FAN
LO
W-FAN
C
-BTM
RTN
DB
3A
Tr
a
n
s
form
er
12
b
lu
e
O
utLet
RY2
RY1
RY
3
RY
5
RY4
RY
6
RY7
J1
J2
JP1
JP2
b
rown
o
ran
g
e
b
l
ue
C1
J
1.
6
J
1.
2
J
1.
3
J
1.
4
J
1.
5
J
1.
7
R
C
o
ran
g
e
b
r
o
wn
LIVE
NE
U
TRA
L
NE
U
TRA
L
O
V-
CO
MP
3
O
V-
CO
MP
2
O
V-
CO
MP
1
LP
HP
McQua
y
AI
-
IN
A
G
N
D
B
Air discharge temperature sensor of the digital compressor (TH1
)
Ambient tem
p
erature sensor
(
TH2
)
Return air tem
p
erature sensor
(
TH3
)
Coil inlet tem
p
erature sensor
(
TH4
)
Coil middle tem
p
erature sensor
(
TH5
)
Coil outlet tem
p
erature sensor
(
TH6
)
Not
es:
2:
1:
Factory wirin
g
Field wirin
g
3:
4:
J
2.1~2.5 sets the internetworkin
g
control addres
s
If the unit is connected at the end of the bus
,
JP1 and
J
P2 are
O
N
.
DIP switch J2 settin
g:
S
y
mbo
l
S
y
mbo
l
Descri
p
tio
n
Four-wa
y
valv
e
C
ontacto
r
Ca
p
acito
r
Hi
g
h pressure switc
h
Sur
g
e suppresso
r
Descri
p
tio
n
F
use
Electronic ex
p
ansion valv
e
PWM v
a
lv
e
Overload
p
rotecto
r
S
haft heate
r
y
ellow
red
g
ree
n
OL
C
1-
2
Di
g
ital compresso
r
F
a
n
1
KM
DB
3A
PWMV
F
U
OL
KM
OL
14.
0A
O
F
F
PWMV
KM
F
U
380
V
/3
N~
/50
H
z
N
R
S
3
7
8
N
L
15
1
6
81
71
F
a
n
2
O
F
F
K1
K2
K
3
K
3
K2
K1
K1-
3
HP
LP
L1
1
2
0
21
22
2
3
OL
J
P
1
J
P
2
O
F
F
ye
ll
o
w
green
re
d
y
ellow
red
g
reen
T1
T
3
T2
1
9
whit
e
red
red
1
8
whit
e
17
O
F
F
ON
J
2.
6
M
~
M
~
M
~
C2
LP
HP
Connectin
g
indoor units communicatio
n
DLT
O
D TEMP.
I
nL
e
t
4WV
PWMV
F
IXED
CO
MP
D
I
G
CO
MP
HI
-
FAN
MID
-
FAN
LO
W-FAN
C
-BTM
RTN
DB
3A
Tr
a
n
s
f
o
rm
er
12
b
rown
o
ran
g
e
b
l
ack
b
l
ue
O
utLet
M
i
d
L
e
t
RY2
RY1
RY
3
RY
5
RY4
RY
6
RY7
J1
J2
JP1
JP2
b
rown
o
ran
g
e
b
l
ue
b
l
ack
C1
J
1.
7
LIVE
NE
U
TRA
L
AI
-
IN
A
G
N
D
B
McQua
y
NE
U
TRA
L
O
V-
CO
MP
3
O
V-
CO
MP
2
O
V-
CO
MP
1
LP
HP
Air dischar
g
e temperature sensor of the di
g
ital compressor (TH1)
Coil middle tem
p
erature sensor
(
TH5
)
Return air tem
p
erature sensor
(
TH3
)
Ambient temperature sensor (TH2)
Descri
p
tion of the com
p
onents and
p
arts:
S
y
mbo
l
Descri
p
tio
n
Reversion
p
hase-loss
p
rotector
C
ontacto
r
Ca
p
acito
r
Rela
y
Hi
g
h pressure switc
h
Descri
p
tio
n
F
use
S
olenoid valv
e
Overload
p
rotecto
r
Low
p
ressure switc
h
S
y
mbo
l
Overload settin
g
s and jumper settin
g
s:
DIP switch J2 settin
g:
N
o
t
es:
2
:
1:
Factory wirin
g
Field wirin
g
3:
4:
If the unit is connected at the end of the bus
,
JP1 and
J
P2 are
O
N
.
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