Ziehl-Abegg Inc. Axial FREvent System FE050 Series

Specification:
Axial fans equipped with integrated electronic frequency inverter speed controls. The result is a highly efficient and extremely compact speed controlled fan. The FREvent system is well priced, and is fitted with motors optimised for efficiency.
Attributes and special features:
The most energy efficient system, without electronic motor noise, 100% speed controllable, integrated process controller.
Applications:
Refrigeration, agriculture, air conditioning, heating technology

Specification:
7-bladed profiled die-cast aluminium impeller, sizes from 315 to 1,250 mm, available in both air flow directions, 60 Hz and UL types, air volume (freeblowing) from 2,000 to 62,000 m³/h.
Attributes and special features:
Optimised efficiency, optimised for full bell mouth applications, 100% speed controllable.
Applications:
Air conditioning, refrigeration, ventilation, drying, cooling, agriculture