Specification: 5-bladed aluminium sheet metal impeller, sizes from 315 to 650 mm, available in both air flow directions, 3 different blade angles, 60 Hz and UL types, air volume (freeblowing) from 2,000 to 11,500 m³/h.
Attributes and special features: Fan optimised for short bell mouth applications, enhanced fan curve stability, fan blade design optimised for low noise.