Marelli 100 Frame - 2.2kW 3ph 4 Pole Foot 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 2.2kW (3HP) x 1420RPM at 230V or 400V x 50Hz 3ph.
Full Load Current - 8.5A at 230V, or 4.9A at 400V.
Overload - 150% x 60seconds.
Power Factor is 0.80 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.
194mm Wide x 400mm Long x 259mm high overall in its IP55 enclosure.
Foot mount on 11mm holes at 160mm wide x 140mm centres 63mm back from shaft shoulder.
Shaft is 28mm dia x 60mm with 8mm wide key.
Shaft side load is 110kg for 20,000hrs life (6206-2Z bearing)
Weight is 21kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - MAA100LA4 (MAA 100 LA4)
This is around £100 lower than a single phase motor, making a big contribution to the inverter cost.
For Variable Speed use…
Part Time Output when Inverter powered is...
7.4Nm - 2.2kW (3HP) x 2800RPM at 100Hz
20Nm - 3kW (4.1HP) x 1420RPM at 50Hz
20Nm - 1.5kW (2.05HP) x 700RPM at 25Hz
20Nm - 0.3kW (0.4HP) x 140RPM at 5Hz
Continuous Output when Inverter powered is...
7.4Nm - 2.2kW (3HP) x 2800RPM at 100Hz
14.8Nm - 2.2kW (3HP) x 1420RPM at 50Hz
12.6Nm - 0.92kW (1.24HP) x 700RPM at 25Hz
7.4Nm - 0.1kW (0.15HP) x 140RPM at 5Hz
Is now obsolete. See below for replacement