Marelli 90 Frame - 2.2kW 3ph 2 Pole Flange mounting AC Motor with shaft mounted TEFC Cooling Fan, Encoder and Thermistors 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 10:1 Speed Control range from 280RPM to 2840RPM, with suitable de-rating at the lower speeds.
Fixed mains supply output is 2.2kW (3HP) x 2840RPM at 230V or 400V x 50Hz 3ph.
Full Load Current - 8A at 230V, or 4.6A at 400V.
Overload - 150% x 60seconds.
Power Factor is 0.85 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.
Encoder is 1024ppr at 15V to 30V (24V) HTL level.
Cooling fan is shaft mounted with adaption shaft for the encoder.
Thermistors included for over-temperature protection.
175mm Wide x xxxmm Long x 235mm high overall in its IP55 enclosure.
Flange mount on 11mm dia holes at 165mm pcd with 130mm dia spigot.
Shaft is 24mm dia x 50mm with 8mm wide key.
Shaft side load is 62kg for 20,000hrs life (standard 6205-2Z bearing)
Weight is 15kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - MAA90L2-B5-Enc-Th(MAA 90L2-B5-Enc-Th)
For Variable Speed use…
Part Time Output when Inverter powered is...
5.8Nm - 2.2kW (3HP) x 3600RPM at 63Hz
7.4Nm - 2.2kW (3HP) x 2840RPM at 50Hz
7.4Nm - 1.1kW (1.5HP) x 1420RPM at 25Hz
7.4Nm - 0.22kW (0.3HP) x 284RPM at 5Hz
Continuous Output when Inverter powered is...
5.8Nm - 2.2kW (3HP) x 3600RPM at 63Hz
7.4Nm - 2.2kW (3HP) x 2840RPM at 50Hz
6.3Nm - 0.93kW (1.25HP) x 1420RPM at 25Hz
3.7Nm - 0.11kW (0.15HP) x 284RPM at 5Hz
Download the Technical Catalogue and dimension drawings from the link below...