8 electrical, Electrical, 6 system control wiring diagrams – Grant Products HPAW155 User Manual
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22
Electrical
8 Electrical
Hlg Zone V
alve
MCB
E
L
N
L
N
E
4
5
6
7
8
9 10
1
2
3
1
Limit
Control
2
c
1
2
c
Programmer
Room
Thermostat
Cylinder
Thermostat
CH
HW
Gr
Br
O
Bl
Off
Figure 8-11: Central Heating connection diagram
HW
CH
C
Heat pump
S-Plan controls
connections
3
2
1
230V 50Hz
L
N
MCB
DHW Zone V
alve
L
N
L
N
E
4
5
6
7
8
9
10
1
2
3
1
Limit
Control
HW
CH
C
Heat pump
S-Plan controls
connections
3
2
1
2
c
1
2
Programmer
230V 50Hz
Room
Thermostat
CH
HW
E
Gr
Br
O
Bl
Off
L
N
8.6 System Control Wiring Diagrams
Figure 8-10: Domestic hot water connection diagram
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