Marelli 160 Frame - 4kW 3ph 8 Pole AC Motor for 400V x 50Hz 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 73RPM to 1095RPM, with suitable de-rating at the lower speeds.
Fixed mains supply output is 4kW (5.5HP) x 730RPM at 400V x 50Hz 3ph.
Full Load Current - 9.89A at 400V.
Power Factor is 0.73 when mains connected at 50Hz.
Efficiency is 80% at full load.
Set terminal box links 'three a-breast' for 400V 'Delta' connection.
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 side load is 301kg for 20,000hrs life
Terminal box has provision for 2 x M32 Gland with terminals for M6 rings.
Weight is 60kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - MAA160MA8-B3 (MAA 160 MA8 B3)
For Variable Speed use…
Part Time Output when Inverter powered is...
26.1Nm - 4kW (5.5HP) x 1460RPM at 100Hz
52.3Nm - 4kW (5.5HP) x 730RPM at 50Hz
52.3Nm - 2kW (2.75HP) x 365RPM at 25Hz
52.3Nm - 0.4kW (0.55HP) x 73RPM at 5Hz
Continuous Output when Inverter powered is...
34.9Nm - 4kW (5.5HP) x 1095RPM at 75Hz
52.3Nm - 4kW (5.5HP) x 730RPM at 50Hz
39.8Nm - 1.52kW (2.04HP) x 365RPM at 25Hz
17.27Nm - 0.13kW (0.177HP) x 73RPM at 5Hz
Download the short form technical catalogue for full electrical details and dimensions from the link below...