Universal IE2 4kW (5HP) three phase 2 pole B3 Foot mounting 112M frame AC Induction Motor for 400V or 690V 3 phase supply. Suitable for use with a Variable Frequency Inverter Drive having 3ph input and 3ph output. Not permitted for use without an Inverter Drive.
Output: 4kW (5HP) x 2890rpm at 400V or 690V x 50Hz 3ph.
Speed Range from an Inverter Supply: 14:1 Range from 289rpm to 4046rpm for 5Hz to 70Hz, when de-rated at the lower speeds.
Constant Power Speed Range: 2890rpm to 4046rpm continuously.
Full Load Current with links in Δ (Delta) for 400V 3ph: 7.54A.
Full Load Current with links in Y (Star) for 690V 3ph: 4.35A.
Torque: 13.22Nm at 50Hz.
Efficiency: 85.80% (IE2)
Power Factor: 0.89 when mains connected at 50Hz.
Terminal box cable entry: Includes 2 x M25 glands.
Terminal box position: Top, sides.
Enclosure rating: IP55.
Dimensions: 229mm wide x 395mm long x 295mm high overall.
Mounting: Foot mount on 12mm holes at 190mm wide x 140mm centres 70mm back from the shaft shoulder.
Shaft: 28mm diameter, 60mm long with 8mm key.
Construction: Aluminium
Weight: 25.80kg.
Ambient Temperature: Rated to 40°C.
Ventilation space is required at rear cooling air intake.
Over-Temperature Detection: not included.
Part number: UMHA 112M-2 B3 or HE31 112 M1 2 B3.
Download the Dimensions and Technical Catalogue 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.