SIMOTICS SD Pro 1LE1 IE4 · 355 kW · 6-pole · 355 L · 1LE5604-3BC33-4AA4
MLFB: 1LE5604-3BC33-4AA4
Innomotics SIMOTICS SD Pro three-phase induction motor (cast-iron frame), 355 kW, 6-pole (993 rpm), shaft height 355 mm (355L), IE4 efficiency, 400/690 V, IM B3. Rated torque 3400 Nm, current 640 A at 400 V, efficiency 96.6 %, cos φ 0.83, weight 2250 kg. Article No. (MLFB): 1LE5604-3BC33-4AA4.
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Technical parameters
| Power | 355 kW |
| Number of poles | 6 |
| Synchronous speed | 1000 min⁻¹ |
| Rated speed | 993 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 | 3400 Nm |
| Efficiency (4/4) | 96.6 % |
| Power factor cos φ | 0.83 |
| Rated current | 640 A |
| Weight | 2250 kg |
| Product series | Basic |
| Efficiency at 75% load | 96.7 % |
| Efficiency at 50% load | 96.3 % |
| Moment of inertia | 13.7 kgm² |
| Locked-rotor current I/In | 8.4 |
| Locked-rotor torque M/Mn | 2.9 |
| Breakdown torque Mmax/Mn | 3.3 |
| Sound pressure level LpA | 74 dB(A) |
| Sound power level LWA | 89 dB(A) |
| Current stated at voltage | 400 V |