Universal Motors - 1.1kW 3ph 6 Pole High Efficiency Foot Mounting (B3) 90L 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: 1.1kW (1.5HP) x 930RPM at 230V or 400V x 50Hz 3ph.
Inverter Supply Output: 20:1 Speed Control range from 93RPM to 1860RPM for 5Hz to 70Hz control, with suitable de-rating at the lower speeds.
Full Load Current - 4.88A at 230V, or 2.82A at 400V.
Power Factor is 0.72 when mains connected at 50Hz.
Efficiency is 78.1%
175mm Wide x 337mm Long x 229mm high overall in its IP55 enclosure.
Foot mount on 10mm holes at 140mm wide x 125mm centres 56mm back from the shaft shoulder.
Shaft is 24mm dia x 50mm with 8mm wide key.
Weight is 16.4kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Thermistor for over-temperature protection.
Part number is - UMHA 90L-6 B3
For Variable Speed use:-
Part Time Output when Inverter powered is...
5.65Nm - 1.1kW ( 1.47HP) x 1860 RPM at 100 Hz
11.3Nm -1.1kW ( 1.47HP) x 930 RPM at 50 Hz
11.3Nm -0.55kW ( 0.74HP) x 465 RPM at 25 Hz
11.3Nm - 0.11kW (0.15HP) x 93 RPM at 5 Hz
Continuous Output when Inverter powered is...
8.1Nm-1.1kW ( 1.47HP) x 1302 RPM at 70 Hz
11.3Nm -1.1kW ( 1.47HP) x 930 RPM at 50 Hz
9.6Nm - 0.47kW ( 0.63HP) x 465 RPM at 25 Hz
5.65Nm - 0.06kW (0.07HP) x 93 RPM at 5 Hz
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.