SIMOTICS SD Pro 1LE1 IE4 · 400 kW · 4-pole · 355 L · 1LE5634-3BB43-4AA4
MLFB: 1LE5634-3BB43-4AA4
Innomotics SIMOTICS SD Pro three-phase induction motor (cast-iron frame), 400 kW, 4-pole (1491 rpm), shaft height 355 mm (355L), IE4 efficiency, 400/690 V, IM B3. Rated torque 2550 Nm, current 700 A at 400 V, efficiency 96.7 %, cos φ 0.85, weight 2080 kg. Article No. (MLFB): 1LE5634-3BB43-4AA4.
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Technical parameters
| Power | 400 kW |
| Number of poles | 4 |
| Synchronous speed | 1500 min⁻¹ |
| Rated speed | 1491 min⁻¹ |
| Series | SIMOTICS SD Pro |
| Frame material | cast iron |
| Efficiency class | IE4 |
| Shaft height | 355 mm |
| Frame size | 355L |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 2550 Nm |
| Efficiency (4/4) | 96.7 % |
| Power factor cos φ | 0.85 |
| Rated current | 700 A |
| Weight | 2080 kg |
| Product series | Performance |
| Efficiency at 75% load | 96.9 % |
| Efficiency at 50% load | 96.6 % |
| Moment of inertia | 7.06 kgm² |
| Locked-rotor current I/In | 7.3 |
| Locked-rotor torque M/Mn | 2.3 |
| Breakdown torque Mmax/Mn | 3.2 |
| Sound pressure level LpA | 79 dB(A) |
| Sound power level LWA | 95 dB(A) |
| Current stated at voltage | 400 V |