Wiring Diagrams - Grant Aerona HPAW110 Installation And User Instructions Manual

8.7 Wiring Diagrams

230V/24 Vac
Transformer
Gr
Br
Bl
O
Off
HIg
Zone Valve
Fuse
L N
L N
CH HW
Programmer
Circulating Pump
Compressor
L N
230V 50Hz
Figure 8-12: Bivalent system connection diagram
E 4 5 6 7 8 9 10
Limit Control
1 2 1
c
2
1 3
Cylinder Thermostat
Room
Thermostat
Heat Pump
PCH
Controller
Return
sensor
Supply sensor
Outdoor
sensor
Gr
Br
Bl
O
Off
DHW
Zone Valve
2
c
Relay 2 in heat
pump control
12
11
10
9
BTC
8
7
6
5
4
3
2
1
Heat pump
3 2 1
S-Plan controls
HW CH C
connections
N
L
Boiler
panel
24
23
22
21
20
19
18
17
16
15
14
13
23