Marelli - 0.37kW 3ph 2 Pole 71 Frame Foot and Face Mounting AC Motor for 230V or 400V x 50Hz 3 phase supply. Use with Variable Frequency Drives having 1ph or 3ph input and 3ph output, or a fixed frequency mains supply at 50Hz.
Fixed Main Supply output: 0.37kW (0.5HP) x 2730RPM at 230V or 400V x 50Hz 3ph.
Inverter Drive Supply Output: 12:1 Speed Control range from 273RPM to 3276RPM at 5Hz to 60Hz, with suitable de-rating at the lower speeds.
Full Load Current - 1.68A at 230V, or 0.97A at 400V.
Power Factor is 0.79 when mains connected at 50Hz.
Efficiency is 70% at full load.
Set terminal box links 'three a-breast' for 230V 'Delta' connection.
Set terminal box links ‘two at one side’ for 400V 'Star' connection.
Terminal box for 1 x M20 Gland and terminals for M4 rings.
132mm/137mm Wide x 254mm Long x 188mm high overall in its IP55 enclosure.
Face mount on 4 x M6 tapped holes at 85mm pcd with 70mm diameter register in the 105mm diameter flange.
Shaft is 14mm dia x 30mm with 5mm wide key.
Weight is 5.6kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Part number is - MAA71MA2 B34
For Variable Speed use...
Part Time Output when Inverter powered is...
1.08Nm - 0.37kW (0.5HP) x 3276RPM at 60Hz
1.29Nm - 0.37kW (0.5HP) x 2730RPM at 50Hz
1.29Nm - 0.18kW (0.25HP) x 1365RPM at 25Hz
1.29Nm - 0.037kW (0.05HP) x 273RPM at 5Hz
Continuous Output when Inverter powered is...
1.08Nm - 0.37kW (0.5HP) x 3276RPM at 60Hz
1.29Nm - 0.37kW (0.5HP) x 2730RPM at 50Hz
1.1Nm - 0.157kW (0.211HP) x 1365RPM at 25Hz
0.65Nm - 0.019kW (0.025HP) x 273RPM at 5Hz
Download the Dimensions and Technical Catalogue from the links below...