SIMOTICS SD Pro 1LE1 IE3 · 500 kW · 8-pole · 450
MLFB: 1LE5533-4BD33-4AA4
Innomotics SIMOTICS SD Pro three-phase induction motor (cast-iron frame), 500 kW, 8-pole (744 rpm), shaft height 450 mm (450), IE3 efficiency, 400/690 V, IM B3. Rated torque 6400 Nm, current 740 A at 500 V, efficiency 95.8 %, cos φ 0.81, weight 3800 kg. Article No. (MLFB): 1LE5533-4BD33-4AA4.
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Technical parameters
| Power | 500 kW |
| Number of poles | 8 |
| Synchronous speed | 750 min⁻¹ |
| Rated speed | 744 min⁻¹ |
| Series | SIMOTICS SD Pro |
| Frame material | cast iron |
| Efficiency class | IE3 |
| Shaft height | 450 mm |
| Frame size | 450 |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 6400 Nm |
| Efficiency (4/4) | 95.8 % |
| Power factor cos φ | 0.81 |
| Rated current | 740 A |
| Weight | 3800 kg |
| Product series | Basic |
| Efficiency at 75% load | 96 % |
| Efficiency at 50% load | 95.8 % |
| Moment of inertia | 34 kgm² |
| Locked-rotor current I/In | 6.2 |
| Locked-rotor torque M/Mn | 1.9 |
| Breakdown torque Mmax/Mn | 2.3 |
| Sound pressure level LpA | 67 dB(A) |
| Sound power level LWA | 83 dB(A) |
| Current stated at voltage | 500 V |