• Volute in polyethylene (PE).
• Single inlet impeller, in Polypropylene (PP), with backward curved blades and aluminium hub (protected from the fl uid).
• Motor support in epoxy painted steel sheet.
• Asynchronous three-phase or single-phase motors according to international standards IEC 600034, IEC 60072, EMC 2004/108/CE, LVD 2006/95/CE, CE marked, IP 55, class F, B3 or B5 shape. Suitable to a S1 service (continuous working to constant load).

The PR-AC series is particularly designed for conveying smoke and corrosive vapours and smokes, also with high humidity level and with maximum fl uid temperature of 60°C. The PRAC is a centrifugal backward curved fan with technical and mechanical characteristics that grant a long lasting operation. The backward curved impeller provide good characteristics of low noise and high effi ciency. The PR-AC fan, when its lifetime is fi nished, is easy to dispose, being manufactured with recyclable materials.

UPON REQUEST
• Version with casing in PP, Polypropylene (PRAC/ PP).
• Version with casing in PER, anti-static and self-extinguishing polyethylene (PR-AC/PER).
• Version with motor support in stainless steel AISI304.