Marelli 225 Frame - 45kW 3ph 2 Pole AC Motor for 400V or 660V 3 phase supply. Use with 400V Variable Frequency Drives or a fixed frequency mains supply at 50Hz.
Can be used over a 10:1 Speed Control range from 295RPM to 2960RPM, with suitable de-rating at the lower speeds.
Fixed mains supply output is 45kW (60HP) x 2960RPM at 400V x 50Hz 3ph.
Full Load Current - 80A at 400V.
Overload - 150% x 60seconds.
Power Factor is 0.88 when mains connected at 50Hz.
Set terminal box links 'three a-breast' for 400V 'Delta' connection.
Set terminal box links ‘two at one side’ for 660V 'Star' connection.
Cast Aluminium motor is 405mm Wide x 800mm Long x 523mm high overall in its IP55 enclosure.
Foot mount on 18.5mm holes at 356mm wide x 311mm centres 149mm back from shaft shoulder.
Shaft side load is 431kg for 20,000hrs life (6313-Z-C3 bearing)
Weight is 210kg.
Construction is in Cast Aluminium frame to Eff2.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - A4C225M2
For Variable Speed use…
Part Time Output when Inverter powered is...
145Nm - 45kW (60HP) x 2960RPM at 50Hz
145Nm - 22.5kW (30HP) x 1480RPM at 25Hz
145Nm - 4.5kW (6HP) x 296RPM at 5Hz
Continuous Output when Inverter powered is...
145Nm - 45kW (60HP) x 2960RPM at 50Hz
123Nm - 19kW (25.5HP) x 1480RPM at 25Hz
72Nm - 2.2kW (3HP) x 296RPM at 5Hz
Download the full technical catalogue, data sheets and dimensions from the link below...