The receiver of this document will have to destroy, on his own responsibility, earlier versions and eventual copies. The content of this document is
Bertelli & Partners s.r.l.’s property
. You must not be copy or use it, in whole or in part, without a prior written consent by Bertelli & Partners s.r.l..
MLC30+MLC27
(4 HT ZONES)
L
L
LLLL
L
N
BOILER
1
BOILER
2
BOILER
3
BOILER
4
BOILER
5
BOILER
6
DHW PROBE
EXTERNAL PROBE
CH PROBE
RETURN PROBE
FREE
CONTACT
N PUMP
L PUMP
L DIV. CH
L DIV. DHW
N DHW PUMP
L DHW PUMP
GND
INPUT 0-10V
COM2
COM1
CP09
COM1
MLC27
14
17
23
29
37
16
15
21
22
27
28
35
36
19
20
18
24
26
25
32
34
33
31
30
13
10
11
12
7
8
9
5
6
4
2
3
1
2
1
5
1
5
°C
bar
K
N L
Z2
Z3
Z4
Z1
P3
P4
P2
P1
OT
MASTER
MLC30
C180107CK0001C
The receiver of this document will have to destroy, on his own responsibility, earlier versions and eventual copies. The content of this document is
Bertelli & Partners s.r.l.’s property
. You must not be copy or use it, in whole or in part, without a prior written consent by Bertelli & Partners s.r.l..
MLC30+MLC27
(1 HT + 1 LT ZONE)
L
L
LLLL
L
N
BOILER
1
BOILER
2
BOILER
3
BOILER
4
BOILER
5
BOILER
6
DHW PROBE
EXTERNAL PROBE
CH PROBE
RETURN PROBE
FREE
CONTACT
N PUMP
L PUMP
L DIV. CH
L DIV. DHW
N DHW PUMP
L DHW PUMP
GND
INPUT 0-10V
COM2
COM1
CP09
COM1
MLC27
14
17
23
29
37
16
15
21
22
27
28
35
36
19
20
18
24
26
25
32
34
33
31
30
13
10
11
12
7
8
9
5
6
4
2
3
1
2
1
5
1
5
°C
bar
K
N L
Z2
HT
Z1
LT
P2
P1
OT
MASTER
MLC30
3 WAY
VALVE
Z1 LT
SAF.
THER.
Z1 LT
PROBE
Z1 LT
C180107CK0001C
Figure 22
MLC 27 and MLC30 Electrical Connection Diagram for Enerwa Plus H with Cascade System and 4 High Temperature (Radiator) Zone System
Figure 23
MLC 27 and MLC30 Electrical Connection Diagram for Enerwa Plus H Boilers with Cascade System and 1 Low Temperature (Underfloor Heating) Zone System
16
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