SIMOTICS SD Pro 1LE1 IE3 · 900 kW · 2-pole · 450
MLFB: 1LE5533-4BA53-4AA4
Innomotics SIMOTICS SD Pro three-phase induction motor (cast-iron frame), 900 kW, 2-pole (2986 rpm), shaft height 450 mm (450), IE3 efficiency, 400/690 V, IM B3. Rated torque 2900 Nm, current 1200 A at 500 V, efficiency 97.0 %, cos φ 0.89, weight 4300 kg. Article No. (MLFB): 1LE5533-4BA53-4AA4.
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Technical parameters
| Power | 900 kW |
| Number of poles | 2 |
| Synchronous speed | 3000 min⁻¹ |
| Rated speed | 2986 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 | 2900 Nm |
| Efficiency (4/4) | 97 % |
| Power factor cos φ | 0.89 |
| Rated current | 1200 A |
| Weight | 4300 kg |
| Product series | Basic |
| Efficiency at 75% load | 97.1 % |
| Efficiency at 50% load | 96.9 % |
| Moment of inertia | 13.5 kgm² |
| Locked-rotor current I/In | 7.4 |
| Locked-rotor torque M/Mn | 1.7 |
| Breakdown torque Mmax/Mn | 3.6 |
| Sound pressure level LpA | 75 dB(A) |
| Sound power level LWA | 91 dB(A) |
| Current stated at voltage | 500 V |