Universal 0.75kW 3ph 6 Pole High Efficiency Foot Mounting (B3) 90S Frame AC Motor for 230V or 400V 3 phase supply. Inverter Rated for use with a Variable Frequency Inverter Drive having 1ph or 3ph input and 3ph output, or a fixed frequency mains supply at 50Hz.
Fixed mains supply output: 0.75kW (1HP) x 925RPM at 230V or 400V x 50Hz 3ph.
Inverter Supply Output: 14:1 Speed Control range from 92.5RPM to 1295RPM for 5Hz to 70Hz control, with suitable de-rating at the lower speeds.
Full Load Current: 3.48A at 230V, or 2.01A at 400V.
Power Factor: 0.71 when mains connected at 50Hz.
Efficiency: 75.9%
Dimensions: 175mm Wide x 333mm Long x 229mm high overall in its IP55 enclosure.
Mounting: Foot mount on 10mm holes at 140mm wide x 100mm centres 56mm back from the shaft shoulder.
Shaft: 24mm dia x 50mm with 8mm wide key.
Weight: 12.1kg.
Ambient: Rated at 40C.
Ventilation space required at rear cooling air intake.
Thermistors included for external over-temperature protection device.
Part number: UMHA 90S-6-B3
For Variable Speed use:-
Part Time Output when Inverter powered is...
3.87Nm - 0.75kW ( 1.01HP) x 1850 RPM at 100 Hz
7.74Nm -0.75kW ( 1.01HP) x 925 RPM at 50 Hz
7.74Nm -0.375kW ( 0.5HP) x 463 RPM at 25 Hz
7.74Nm - 0.08kW (0.1HP) x 93 RPM at 5 Hz
Continuous Output when Inverter powered is...
5.5Nm -0.75kW ( 1.01HP) x 1295 RPM at 70 Hz
7.74Nm -0.75kW ( 1.01HP) x 925 RPM at 50 Hz
6.58Nm - 0.32kW ( 0.43HP) x 463 RPM at 25 Hz
3.87Nm - 0.04kW (0.05HP) x 93 RPM at 5 Hz
Download the full Manual and Dimensions from the links 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.