Status before implementation
The regulation of the heating of the building was provided by the central regulation system of the exchange station. The building was ventilated by windows.
Implementation
An RS AGS control system using zone regulation and progressive thermal management was installed.
More than 300 hot water radiators, a heat source, and a previously unused hot air ventilation unit are regulated.
CO2 measurement in the classrooms and zone regulation of ventilation were installed.
Conclusion
The return on investment occurred within 24 months, the school saved 40 % on energy.
