Marelli 90 Frame - 0.75kW 3ph 6 Pole Foot Mounting AC Motor with force cooling fan and HTL Encoder, for 230V or 400V 3 phase supply. Use with Variable Frequency Drives having 1ph or 3ph input and 3ph output.
Use over a 1000:1 Speed Control range from 2RPM to 1800RPM, without de-rating.
Fixed mains supply output is 0.75kW (1HP) x 930RPM at 230V or 400V x 50Hz 3ph.
Full Load Current - 3.6A at 230V, or 2.1A at 400V.
Force cooling fan fitted inside extended rear cowl.
HTL Encoder at 2048ppr fitted inside the rear cowl.
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.
174mm Wide x 239mm high overall in its IP55 enclosure.
Shaft is 24mm dia x 50mm with 8mm wide key.
Shaft side load is 94kg for 20,000hrs life (6205-2Z bearing)
Weight is 17kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - MAA90S6-B3+Fc+Enc+Th (MAA 90 S6-B3+Fc+Enc+Th)
For Variable Speed use…
Continuous Output when Inverter powered is...
3.8Nm - 0.75kW (1HP) x 1860RPM at 100Hz
7.7Nm - 0.75kW (1HP) x 930RPM at 50Hz
7.7Nm - 0.37kW (0.5HP) x 415RPM at 25Hz
7.7Nm - 0.075kW (0.1HP) x 93RPM at 5Hz
7.7Nm - 0.007kW (0.001HP) x 9RPM at 0.5Hz