Grant DuoWave Series - Electrical Installation; 5.9 Solar Thermal Schematic and Wiring Diagram

Electrical Installation
20
5 Electrical Installation
5.9 Solar Thermal Schematic and Wiring Diagram
Figure 5-10: Solar thermal schematic
Figure 5-11: Solar thermal system typical wiring layout
Electrical
Junction Box
Grant GSD1
Controller
2 port or solenoid
valve (Not supplied)
Solar Circulating
Pump
Solar
Collector
Solar Pump
Station
Dual Thermostat
Cylinder
Temperature
Sensor
Collector
sensor
Cylinder
bottom
sensor
N
230V
GND
Sensor
Solar pump
N E L
N E L
Solenoid
valve
Dual thermostat
(Solar coil)
230V 3A
fused supply
L
N
E
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Grant GSD1 Mk2 Controller
1
CC
122
C ontrolHigh Limit