DeLonghi AWR-MTD2-XE, Installation, Operation And Service Manual

Page: 29 / 70

29
EN 11/2010
AWR-MTD2-XE
INSTALLER CONNECTIONS
I A
SINGLE-PHASE WIRING DIAGRAM AWR-MTD2-XE 0011÷0041
N4 L2
A1
C6
54
03
05
0E
_
0
3
1L 1N
U-N
PE
230
V
fi
50H
z
L-N QS
1
U3 U1
1
IN
ST
ALLE
R
T
E
RM
IN
AL
BLOC
K
1
2
0
4
4
5
74 74
5 5
4 4
1
fi
4321 brow n
blac k
blu e
C2
EV1
B
M
0
38 42
40
38 42
61
40
40
38
40
38
38
42
F4
65
whit e 8
P
67
2
1
BP
1
79
321
543
2
0
5
75 75
5 5
1
fi
4321 brow n
blac k
blu e
C3
EV2
C
M
0
YV
1
98
A
38
0
2
0
9
FU
6
0
8
R1
KA1
KA1
KA
1
5
SA
3
9
20
3
HL
1
230
VAC 1
A
MAX
F2
F1
0
9
FU
1
2
0
43
A5
RX
-/T
X-
RX
+/
TX
+
GN
D
0
E1
M
1
fi
green
BT
7 +po
BT
2 +to
BT
1 +to
10
65
4
3
F1
2
SA1
S
A5
3
34
3
7
2
8
2
2
E1
8
FU
5
D
1 0
0 1
blue
brow n
brow n
whit e
blu e
blac k
40
38 38
42
22
21
+to
BT
8
YV
5
K
M2
A
KA
15
0
456
D
R5
40 38 42
45
R2
0
8
0
0
10
0
37
37
11
12 12 12
11 11
13 14
70
70
70
25 25
8
8
45 45 45
38
38
38
38
38
51
38
38
38
38
2 5 2 5 2 5
47 47 47
38
35
46 46 46
38
58
56
58
56
55
56
55
39
55
57
57
57
KA1
22
23
23
2
4
HL
2
38
40
GG
0
J1
GN
D
D
I3
B2
B4
G
N
D
B1
NO
5
C2
.
J1
2
GN
D
R
X+
/T
X+
R
X-
/T
X-
J1
0
NO
1
NO
3
N
O
2
C1
DI
7
D
I2
DI
1
.
..
.
.
.
...
.
.
.
..
.
.
A3
.
..
.
.
.
.
.
NO
6
.
Y3
J1
3
Y2
.
Y1
..
.
. .
. .D
I4
.
J5
DI
6
.
+V
dc
.
GN
D
.
J4
J
2
DI
5
.
J3 B7
.
B3
.
B5
.
B6
.
RX
-/T
X-
RX
+/T
X+
GN
D
Vo
ut
J8
NO
4
.
NC7
.
2 4 2 4
LOA
D
+
A4
L
N
FU
3
-
KA
15
37
38
44 44 44
25
26
SA2
35
50 50 50 F3
+5
V
ref
.
blac k
38
39
38
39
.
DI
C1 38 38
59
59
59
60 60 60
+to
BT
9
+to
BT
1
1
38
38
8
.
. .
26 26
KM4
24 24
J1
4
C3
N
O
7
.
12
NO
4
KA
6
KA
6
76
77
21 21
KA7
8
KA7
78
79
67
11
9
38
38
4 4 4
4
0
0
0
0
10
25
24
43 43
44
45
52
47
50
46
38
38
39
55
56
58
38
61
58
38 38
61 61
57
59
60
38
QF1
1
I d
A7
43
38
7
Nc
6
Co
m
5
No
1
Y2
Y
214
3
G0
G
68
69
230
V
A
C
24V
A
C
8
0
68
69
RX
-/T
X-
RX
+/
TX
+
GN
D
Vo
ut
BT
1
2
GN
D
24
V
54
55 68
69
43
43
43
69 68
69 68
69 68
13
8
12
40
38
4
5
70
8
8 8
1L
1N
C1
1
fi
M
SR
C
Z1
L1
N
SR
C
R
ON
KA1
A2
GY
BU
BN BN
BN
GY
BU
RD
BU
BU
BK
BK 21
3
QM
1
KA1
0
3
TC
1
80
80
80
80
81 81 81 81
82 82 82 82
83 83 83 83
84 84 84 84
85 85 85 85
86 86 86 86
47
48
49
5
0
51
52
5
3
39
4
0
41
42
43
4
4
4
5
46
2
1
A1
Radio interference suppresser
A2 Compressor
start
A3 Electronic
controller
A4
Fan control module
A5 User
interface
A7
Drain pan heater actuator
BP1
Condenser/evaporator control pressure transducer
BT1
Heat exchanger water inlet temperature probe
BT2
Heat exchanger water outlet temperature probe
BT7
Unit control air temperature probe
BT8
Hot water storage temperature probe
BT9
Storage tank probe
BT1
1
Outside air temperature probe for set point management
C1
Compressor start capacitor
C2-3
Fan start capacitor
E1 W
ater
pump
EV1-2 Fan F1
High pressure switch
F2
Low pressure switch
F3 Flow
switch
F4
W
ater dif
ferential pressure switch
FU1
System water pump protection fuse
FU3
Fan protection fuse
FU5
Auxiliary circuit protection fuse
FU6
Controller protection fuse
HL1
Alarm indicator light / Dehumidifier/high temperature zone 1
HL2
Compressor ON indicator light
KA1
Compressor control relay
KA6
Outlet heater / boiler relay
KA7
Alarm / secondary pump / dehumidification relay
KA15
High pressure switch relay
KM2
Outlet heater / boiler contactor
KM4
DHW storage heater control contactor
QF1
Unit circuit breaker
QM1
Compressor circuit breaker
QS1
Door interlock disconnect switch
R1
Compressor oil sump heater
R2
Heat exchanger frost protection heater
R5
Drain pan frost protection heater
SA1
Remote on-of
f switch input
SA2
Summer-winter switch input
SA3
Input to enable DHW only / DHW
SA5
Input for demand limit / low energy rate contactor
TC1
230/24 V
AC transformer
YV1 Reversing
valve
YV5
3-way valve (system/DHW)
Z1 Compressor
1 Not
supplied
2 Optional 3
Sizes 0031-0041 only