Marelli 112 Frame - 4kW 3ph 2 Pole Flange mounting AC Motor for 400V 3 phase supply. Use with Variable Frequency Drives or a fixed frequency mains supply at 50Hz.
Can be used over a 10:1 Speed Control range from 290RPM to 2900RPM, with suitable de-rating at the lower speeds.
Fixed mains supply output is 4.0kW (5HP) x 2910RPM at 400V x 50Hz 3ph.
Full Load Current - 7.8A at 400V.
Overload - 150% x 60seconds.
Power Factor is 0.87 when mains connected at 50Hz.
250mm Wide x 400mm Long x 284mm high overall in its IP55 enclosure.
Flange mount on 14mm holes at 215mm PCD with 180mm diameter spigot in 250mm diameter flange.
Shaft is 28mm dia x 60mm with 8mm wide key.
Shaft side load is 125kg for 20,000hrs life (6306-2Z bearing)
Weight is 27kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - MAA112M2 B5 (MAA 112 M2 B5)
For Variable Speed use…
Part Time Output when Inverter powered is...
13.1Nm - 4.0kW (5HP) x 2910RPM at 50Hz
13.1Nm - 2.0kW (2.5HP) x 1450RPM at 25Hz
13.1Nm - 0.4kW (0.5HP) x 290RPM at 5Hz
Continuous Output when Inverter powered is...
13.1Nm - 4kW (5HP) x 2910RPM at 50Hz
11.1Nm - 1.7kW (2.1HP) x 1450RPM at 25Hz
6.55Nm - 0.2kW (0.25HP) x 290RPM at 5Hz