Marelli 80 Frame - 0.75kW 3ph 4 Pole Foot and Flange mounting AC Motor for 230V and 400V 3 phase supply.
Use with Variable Frequency Drives having 1ph or 3ph input and 3ph output or a fixed frequency mains supply at 50Hz.
Can be used over a 20:1 Speed Control range from 140RPM to 2800RPM, with suitable de-rating at the lower speeds.
Fixed mains supply output is 0.75kW (1HP) x 1385RPM at 230V or 400V x 50Hz 3ph.
Full Load Current - 3.5A at 230V, or 2A at 400V.
Overload - 150% x 60seconds.
Power Factor is 0.73 when mains connected at 50Hz.
Set terminal box links 'three a-breast' for 230V 'Delta' connection.
Set terminal box links ‘two at one side’ for 400V 'Star' connection.
155mm Wide x 270mm Long x 198mm high overall in its IP55 enclosure.
Foot mount (B3) on 9mm holes at 125mm wide x 100mm centres 50mm back from shaft shoulder (removeable).
Flange mount (B5) on 11mm holes at 165mm pcd with 130mm dia spigot in the 200mm diameter flange.
Shaft is 19mm dia x 40mm with 6mm wide key.
Shaft side load is 85kg for 20,000hrs life (6204-2Z bearing)
Weight is 9.5kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - MAA80MB4-B3/B5
For Variable Speed use…
Part Time Output when Inverter powered is...
2.6Nm - 0.75kW (1HP) x 2800RPM at 100Hz
6.9Nm - 0.75kW (1HP) x 1385RPM at 50Hz
6.9Nm - 0.5kW (0.67HP) x 700RPM at 25Hz
6.9Nm - 0.1kW (0.067HP) x 140RPM at 5Hz
Continuous Output when Inverter powered is...
2.6Nm - 0.75kW (1HP) x 2800RPM at 100Hz
5.2Nm - 0.75kW (1HP) x 1385RPM at 50Hz
4.3Nm - 0.32kW (0.42HP) x 700RPM at 25Hz
2.5Nm - 0.037kW (0.05HP) x 140RPM at 5Hz