Substation ready for metering of thermal energy (heating and cooling) with instantaneous production of domestic hot water, for single building unit, assembled in metal box for built-in installation.

Composition
- Box in galvanised sheet steel, thickness 8/10 mm with dimensions WxHxD 740x900x110 mm, with frame flush with wall in painted galvanised sheet metal (RAL 9010), key lock and height-adjustable feet from 0 to 130 mm
- DN25 motorised diverter valve with domestic water priority, power supply 230 Vac, 50/60 Hz
- DN20 4-way motorised zone valve, power supply 230 Vac, 50/60 Hz
- Differential bypass valve
- DN20 impurity filter
- Automatic air vent valve
- Fill/drain valve with adjustable connection and safety cap
- DN15 thermostatic mixing valve for domestic water
- Brazed heat exchanger
- Box for electrical wiring
- No. 4 DN20 ball valves.
- No. 3 DN20 gate valves
- Priority flow switch for instantaneous domestic hot water production
- Wilo Para 25/7 electronic circulator
- Thermostatic mixing valve

Main connections: male 3/4” ISO 7/1 R, 70 mm spacing.

Ready for installation of DN15 energy meter (3/4” connections)
Ready for installation of DN15 volumetric flow meter (3/4” connections) for domestic cold water.