SIMOTICS SD Pro 1LE1 IE4 · 90 kW · 8-pole · 315 L · 1LE5504-3AD43-4AA4
MLFB: 1LE5504-3AD43-4AA4
Innomotics SIMOTICS SD Pro three-phase induction motor (cast-iron frame), 90 kW, 8-pole (742 rpm), shaft height 315 mm (315L), IE4 efficiency, 400/690 V, IM B3. Rated torque 1160 Nm, current 168 A at 400 V, efficiency 94.4 %, cos φ 0.82, weight 943 kg. Article No. (MLFB): 1LE5504-3AD43-4AA4.
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Technical parameters
| Power | 90 kW |
| Number of poles | 8 |
| Synchronous speed | 750 min⁻¹ |
| Rated speed | 742 min⁻¹ |
| Series | SIMOTICS SD Pro |
| Frame material | cast iron |
| Efficiency class | IE4 |
| Shaft height | 315 mm |
| Frame size | 315L |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 1160 Nm |
| Efficiency (4/4) | 94.4 % |
| Power factor cos φ | 0.82 |
| Rated current | 168 A |
| Weight | 943 kg |
| Product series | Basic |
| Efficiency at 75% load | 94.7 % |
| Efficiency at 50% load | 94.4 % |
| Moment of inertia | 3.73 kgm² |
| Locked-rotor current I/In | 6.1 |
| Locked-rotor torque M/Mn | 2.5 |
| Breakdown torque Mmax/Mn | 2.5 |
| Sound pressure level LpA | 58 dB(A) |
| Sound power level LWA | 73 dB(A) |
| Current stated at voltage | 400 V |