TEC Electric - 0.25kW 3ph 4 Pole Foot and Large Face (B34B) Mounting 71 Frame AC Motor for 230V or 400V 3 phase supply. Use with Variable Frequency Drives having 1ph or 3ph input and 3ph output or a fixed frequency mains supply at 50Hz.
This motor is no longer manufactured. IE1 motors are available from stock only.
IE2 and IE3 motors are available.
Fixed Mains Supply Output: 0.25kW (0.33HP) x 1350RPM at 230V or 400V x 50Hz 3ph.
Inverter Supply Output: 20:1 Speed Control range from 135RPM to 2700RPM for 5Hz to 100Hz with suitable de-rating at the lower speeds.
Full Load Current - 1.45A at 230V, or 0.84A at 400V.
Power Factor is 0.72 when mains connected at 50Hz.
Set terminal box links 'three a-breast' for 230V 'Delta' connection.
Set terminal box links ‘two at one side’ for 400V 'Star' connection.
145mm Wide x 255mm Long x 188mm high overall in its IP55 enclosure.
Large Face/Flange mount on M8 Tapped holes at 115mm pcd with 95mm diameter spigot in the 140mm diameter flange.
Foot mount on 7mm holes at 100mm wide x 80mm centres 40mm back from shaft shoulder.
Shaft is 14mm dia x 30mm with 5mm wide key.
Terminal box has 1 x M20 Gland.
Weight is 6kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Thermistor over-temperature protection is included.
For Variable Speed use:-
Part Time Output when Inverter powered is...
0.89Nm - 0.25kW (0.33HP) x 2700RPM at 100Hz
1.77Nm - 0.25kW (0.33HP) x 1350RPM at 50Hz
1.77Nm - 0.125kW (0.165HP) x 675RPM at 25Hz
1.77Nm - 0.025kW (0.033HP) x 135RPM at 5Hz
Continuous Output when Inverter powered is...
1.26Nm - 0.25kW (0.33HP) x 1890RPM at 70Hz
1.77Nm - 0.25kW (0.33HP) x 1350RPM at 50Hz
1.5Nm - 0.11kW (0.14HP) x 675RPM at 25Hz
0.88Nm - 0.012kW (0.016HP) x 135RPM at 5Hz
Manufacturers part number is 0.2543TECAB34B
Download the Dimensions and Technical Catalogue from the links below:-