SIMOTICS SD Pro 1LE1 IE3 · 425 kW · 8-pole · 400
MLFB: 1LE5583-4AD73-4AA4
Innomotics SIMOTICS SD Pro three-phase induction motor (cast-iron frame), 425 kW, 8-pole (744 rpm), shaft height 400 mm (400), IE3 efficiency, 400/690 V, IM B3. Rated torque 5500 Nm, current 465 A at 690 V, efficiency 95.7 %, cos φ 0.8, weight 3300 kg. Article No. (MLFB): 1LE5583-4AD73-4AA4.
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Technical parameters
| Power | 425 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 | 400 mm |
| Frame size | 400 |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 5500 Nm |
| Efficiency (4/4) | 95.7 % |
| Power factor cos φ | 0.8 |
| Rated current | 465 A |
| Weight | 3300 kg |
| Product series | Basic |
| Efficiency at 75% load | 95.8 % |
| Efficiency at 50% load | 95.6 % |
| Moment of inertia | 27.5 kgm² |
| Locked-rotor current I/In | 7.2 |
| Locked-rotor torque M/Mn | 2.1 |
| Breakdown torque Mmax/Mn | 2.7 |
| Sound pressure level LpA | 64 dB(A) |
| Sound power level LWA | 80 dB(A) |
| Current stated at voltage | 690 V |