Marelli 180 Frame - 22kW 3ph 4 Pole AC Motor for 400V or 660V 3 phase supply in B3 Foot mounting form. Use with 400V Variable Frequency Drives 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 22kW (30HP) x 1465RPM at 400V x 50Hz 3ph.
Full Load Current - 42A at 400V.
Overload - 150% x 60seconds.
Power Factor is 0.83 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.
354mm Wide x 723mm Long x 455mm high overall in its IP55 enclosure.
Foot mount on 14.5mm holes at 279mm wide x 279mm centres 121mm back from shaft shoulder.
Shaft is 48mm diameter x 110mm long
Shaft side load is 324kg for 20,000hrs life
Weight is 122kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - A4C180L4-B5 (A4C-180-L4-B5)
For Variable Speed use…
Part Time Output when Inverter powered is...
71.5Nm - 22kW (30HP) x 2900RPM at 100Hz
143Nm - 22kW (30HP) x 1465RPM at 50Hz
143Nm - 11kW (15HP) x 733RPM at 25Hz
143Nm - 2.2kW (3HP) x 145RPM at 5Hz
Continuous Output when Inverter powered is...
71.5Nm - 22kW (30HP) x 2900RPM at 100Hz
143Nm - 22kW (30HP) x 1465RPM at 50Hz
122Nm - 9.4kW (12.5HP) x 733RPM at 25Hz
71.5Nm - 1.1kW (1.5HP) x 145RPM at 5Hz
Download the full Manual and dimensioned drawing from the link below...