• Volute casing in folded steel sheet, protected against atmospheric agent by epoxy paint.
• Single inlet, single width, forward curved impeller (sirocco type), manufactured in galvanized steel sheet from type 200 to 315 and in steel sheet with welded blades epoxy painted from type 355 to 450.
• Execution 4 (with impeller directly coupled to motor with feet).
• Standard orientation LG 270°.
• Motorizations:
- AL: 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.
- AL-ATX: asynchronous three-phase motors or single-phase II2G,II2D,II2GD according to international standards IEC 60034, IEC 60072, IEC 60079 and/or IEC61241, EMC 2004/108/ CE, LVD 2006/95/CE, with Atex certification, CE marked, IP55/IP 65, class F. All motors suitable to S1 service (continuous working at constant load).