Description
This series comprises 7 model sizes with impeller diameter 315, 355, 400, 450, 500, 560 and 630 mm all complete with the new generation of external rotor motor. The wide range of electrical motors together with the possibility of using different blade angles (25°, 30°, 35° to be specified when ordering) covers an airflow range between 500 m³/h and 14.000 m³/h.
Development of this series of fans has been accomplished in accordance with CEE Directives currently in use (06/1995).
Impeller blades in aluminium – magnesium alloy in accordance with UNI 9005 standard, painted RAL 9005. Statically and dynamically balanced according to UNI ISO 1940.
Aerodynamic steel wall plate painted RAL 9005. Supporting steel guard, designed in accordance with UNI EN 294, painted RAL 9005.
External rotor motor with die-casted enclosure in aluminium alloy.
Terminal box and motor support flange in die cast aluminium alloy.
Insulation class “F” according to IEC 85. “IP 54” protection according to IEC 34-5.
All the motors are designed for a nominal voltage of 230V (1 phase) and 400 V (3 phases) 50 Hz, according to IEC 38. Thermal protection according to IEC 335-1.
