Heat recovery units for air conditioning are devices specifically designed to improve the efficiency of heating, ventilation and air conditioning (HVAC) systems by recovering and recycling heat from incoming and outgoing air flows. This equipment is installed in the ventilation circuit of a building and its main purpose is to recover energy ...

How does an EC motor work? The EC (electronically commutated) motor is a synchronous motor powered by an inverter with permanent magnets in an external rotor design. The stator is driven by electronic switches controlled by a microcontroller. The motor needs to be supplied with AC voltage and a DC voltage signal to operate.The mains voltage, ...

Today we show a real project of customized air curtain for revolving doors. On this occasion, our Rotowind air curtain has travelled to Alcobendas, in Madrid, to be installed by Smart Climate in the access to an office building.In this case, the clients chose the stainless steel finish and personalized it with an exit sign. Rotowind air ...

Airports require a wide range of specific, high quality door air curtains  as they have multiple types of doors and each has special requirements regarding the characteristics of the most suitable air curtain.    Electrical Optima air curtains have been installed in the passenger boarding bridge, at airports like Heathrow in ...