New centrifugal fans for rectangular ducts are used for supply and exhaust ventilation systems.
The new line includes a wide range of models with versatile capacity and standard sizes.
The fans are equipped with modern EC motors. This technology boosts energy efficiency of the fans with the power efficiency reaching 90 %. The units with EC motors are featured with high performance, reliable operation and low-noise operation.
The multifunctional control system is another advantage of Box EC fans. The fan can be operated manually using the external speed controller or it can be connected via a controller to a PC for automatic air flow control depending on temperature, pressure, smoke concentration or other operation parameters. Is it possible to set a central control of several units via a PC.
The Box EC product range includes a wide variety of models compatible with air ducts from 300 x 150 mm up to 1000 x 500 mm and producing air flow from 3 350 m3/h up to 11 190 m3/h.
The fans are designed for inline mounting into rectangular air ducts. Connection to round ducts is also possible using a fitting with a round air duct.