Marelli Motors 250M Frame - 55kW 3ph 4 Pole IE3 AC Motor for 400V 3 phase supply. Use with 400V Variable Frequency Drives or a fixed frequency mains supply at 50Hz.
Fixed mains supply output is 55kW (75HP) x 1490RPM at 400V x 50Hz 3ph.
IE3 Efficiency at full load is 95%
Full Load Current - 95A at 400V.
Power Factor is 0.88 when mains connected at 50Hz.
484mm Wide x 948mm Long x 611mm high overall in its IP55 enclosure.
Foot mount on 24mm holes at 406mm wide x 349mm centres 168mm back from shaft shoulder.
Shaft is 65mm diameter x 140mm long
Weight is 460kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - B6Q250M4B3
Download the technical manual from the link below...
From Jan 1st 2017, three phase electric induction motors with a rated output of 0.75kW to 375kW and efficiency less than IE3 must be equipped with a variable speed drive (Inverter Drive). For exceptions, see EC Commission Regulation 640/2009.