3AC pole-changing motors
Standard three-phase motors
Items 1 - 2 of 2
In stock
Speeds 1450/960/720 min-1 Power output 0,37/0,30/0,25 kW Currents 1,1/1,2/1,8 A Voltage 380 Voltage Freuence 50 Hz Degree of protection IP54; Iso.kl.B with tropical isolation Gray cast iron housing terminal box on the right
Pole-changing three-phase motor
| Operating data | Standard application / 4 | Standard application / 2 | Fan application / 4 | Fan application / 2 |
|---|---|---|---|---|
| Number of poles | 4 | 2 | 4 | 2 |
| Rated output [kW] | 0.75 | 0.95 | 0.25 | 1.00 |
| Voltage [V] | 400 | 400 | 400 | 400 |
| Frequency [Hz] | 50 | 50 | 50 | 50 |
| Winding connection | Δ | YY | Y | YY |
| Rated current [A] | 2.1 | 2.5 | 0.7 | 2.4 |
| Rated speed [min-1] | 1360 | 2780 | 1370 | 2780 |
| Rated torque [N·m] | 5.23 | 3.26 | 1.75 | 3.44 |
| Efficiency at rated load [%] | 69 | 70 | 50 | 70 |
| Power factor cos φ | 0.78 | 0.8 | 0.5 | 0.8 |
| Starting current / rated current | 3.1 | 3.8 | 3.0 | 3.8 |
| Starting torque / rated torque | 1.7 | 1.9 | 1.6 | 1.9 |
| Breakdown torque / rated torque | 1.8 | 2 | 1.7 | 2 |
| Duty | S1 | S1 | S1 | S1 |
| Design and operating conditions | Value |
|---|---|
| Frame size | 80 |
| Degree of protection | IP55 |
| Insulation class | F |
| Ambient temperature [°C] | -15 ... +40 |
| Maximum altitude [m] | 1000 |
| Motor weight IM B3 [kg] | 10.2 / 10.2 |
| Moment of inertia [kg·m²] | 0.001874 / 0.001874 |
Catalogue version: 400 V, 50 Hz. Values apply to the indicated speed stage. Other voltages, 60 Hz and special versions on request.
Items 1 - 2 of 2