E Connection Diagrams; Connection Diagram, Product With Integrated Hot Water Generation, ≥ 37 Kw - Vaillant ecoTEC plus Installation And Maintenance Instructions Manual

Appendix
E Connection diagrams
Connection diagram, product with integrated hot water generation, ≥ 37 kW
E.1
2
X40 X51
X30
X90
1
1 Main PCB
52
X51
X51
X31
X20
X35
X22
X25
X24
X2
X100
X16
X11
X18
T2
X101
X12
4
X22
2
8
7
2
1
5
3
11
X25
10
4
9
6
12
1
2
3
X41
4
5
6
2
15
12
13
8
X20
7
5
17
3
4
16
X100
18
7
17
8
14
13
X2
11
3
2
6
4
12
1
5
3
X24
17
L
X16
N
L
X11
N
L
X18
N
*
RT
L
X1
N
2 Operator control panel PCB
Installation and maintenance instructions ecoTEC plus 0020209593_01
3
1
2
3
4
5
6
4
5
6
7
8
9
+24V
1
2 Hallsignal
10
4 PWM
5 Masse
11
12
13
1
14
M
3
4
6
1
15
3
4
16
1
2
3
17
18
19
24V
230V~
3
2
1
3
20
2
1
10
21
22