Viadrus Hercules P 1, Manual, Operation And Installation, Page: 27 / 48

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Fig.no. 17 Recommended diagram of the boiler connected with a three-way mixing valve
Fig.no.18 Recommended diagram of the boiler connected with a storage tank
Legend to Fig. no. 16 – 18:
1 – Boiler
2 – Safety valve
3 – Reservoir of hot water (TV)
4 – Pump
5 – Heating system
6 – Four-way mixing valve
7 – Clack valve
8 – Expansion tank
9 – Storage tank
10 – Three-way valve controlled by a higher-level regulation
11 – Valve
12 – Heating circuit pump controlled by a higher-level
regulation
13 – Thermo valve or ladomat
14 – Charging pump of HW tank controlled by HW tank
thermoregulator, HW sensor or higher-level regulation
HW