Universal UMHC IE2 4kW (5.5HP) 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 with 3ph output. Not permitted for use without an Inverter Drive.
Output: 4kW (5.5HP) x 2940rpm at 400V or 690V x 50Hz 3ph.
Speed Range from an Inverter Supply: 13:1 Range from 294rpm to 3822rpm for 5Hz to 65Hz, when de-rated at the lower speeds.
Constant Power Speed Range: 2940rpm to 3822rpm continuously.
Full Load Current with links in Δ (Delta) for 400V 3ph: 7.6A.
Full Load Current with links in Y (Star) for 690V 3ph: 4.38A.
Torque: 13.2Nm at 50Hz.
Efficiency: 85.80% (IE2) at 50Hz
Power Factor: 0.88 when mains connected at 50Hz.
Terminal box position: Top.
Enclosure rating: IP55.
Dimensions: 230mm wide x 435mm long x 300mm high overall.
Mounting: Foot mount on 12mm holes at 190mm wide x 180mm centres 108mm back from the shaft shoulder.
Shaft: 28mm diameter 60mm long with 8mm key.
Construction: Cast Iron
Cooling: TEFC (Totally Enclosed Fan Cooled) IC411 – Fan runs the same speed as the output shaft.
Weight: 46kg.
Ambient Temperature: Rated to 40°C.
Ventilation space is required at rear cooling air intake.
Over-Temperature Detection: Fitted.
Bearings: Ball Bearing. Type: 6306 2Z C3 (Drive End). 6306 2Z C3 (NDE)
Part number: UMHC 112M-2 B3 IE2 (UMHC1122B3IE2)
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.