Use Of The Cascade And Zones Regulator With A Single Boiler For The Management Of Different Heating Circuits - Immergas VICTRIX PRO 35 1 I Instruction For Technician And Installer

Use of the cascade and zones regulator with a single boiler for the management of different heating circuits.

The cascade and zones regulator can be used even with one single VICTRIX boiler to manage up to three heating zones. In this case, it is possible to
realize the following hydraulic scheme as explained in picture 14; the respective electrical connections are shown in picture 15.
NOTE: for other connection diagrams, to consult the boiler instructions manual.
Key:
1 - VICTRIX 50 generator
2 - Cascade and zones regulator
3 - Zone manager
4 - Modulating room thermostat
5 - External sensor
6 - Temperature sensor zone 1 (MC 1)
7 - Temperature sensor zone 2 (MC 2)
8 - Common delivery sensor
9 - Storage tank temperature sensor
10 - Mixer valve zone 1 (MC 1)
11 - Mixer valve zone 2 (MC 2)
12 - Heating circuit pump zone 1 (MC 1)
13 - Heating circuit pump zone 2 (MC 2)
14 - Direct circuit pump zone 3 (HC)
15 - Storage tank supply pump
16* - Safety thermostat zone 1 (MC 1)
17* - Safety thermostat zone 2 (MC 2)
(*) to be used in case of low temperature circuit
Pic. 14
Page 19