Marelli 160 Frame - 5.5kW 3ph 8 Pole AC Motor for 400V x 40Hz 3 phase supply. Use with 400V Variable Frequency Drives or a fixed frequency mains supply at 50Hz.
Can be used over a 15:1 Speed Control range from 72RPM to 1080RPM, with suitable de-rating at the lower speeds.
Fixed mains supply output is 5.5kW (7.5HP) x 720RPM at 400V x 50Hz 3ph.
Full Load Current - 12.85A at 400V.
Power Factor is 0.74 when mains connected at 50Hz.
Efficiency is 83.5% at full load.
290mm/314mm Wide x 640mm Long x 390mm high overall in its IP55 enclosure.
Foot mount on 14.5mm holes at 254mm wide x 210mm centres 108mm back from shaft shoulder.
Shaft is 42mm diameter x 110mm long with 12mm wide key and M16 centre bolt.
Shaft side load is 309kg for 20,000hrs life
Terminal box has provision for 2 x M32 Gland with terminals for M6 rings.
Weight is 72kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Part number is - MAA160MB8-B3 (MAA 160 MB8 B3)
For Variable Speed use…
Part Time Output when Inverter powered is...
36.5Nm - 5.5kW (7.5HP) x 1440RPM at 100Hz
73Nm - 5.5kW (7.5HP) x 720RPM at 50Hz
73Nm - 2.75kW (3.75HP) x 360RPM at 25Hz
73Nm - 0.55kW (0.75HP) x 72RPM at 5Hz
Continuous Output when Inverter powered is...
48.6Nm - 5.5kW (7.5HP) x 1080RPM at 75Hz
73Nm - 5.5kW (7.5HP) x 720RPM at 50Hz
55.4Nm - 2.1kW (2.8HP) x 360RPM at 25Hz
24.1Nm - 0.18kW (0.24HP) x 72RPM at 5Hz
Download the short form technical catalogue for full electrical details and dimensions from the link below...