SIMOTICS SD Pro 1LE1 IE4 · 45 kW · 6-pole · 280 S · 1LE5504-2DC03-4AA4
MLFB: 1LE5504-2DC03-4AA4
Innomotics SIMOTICS SD Pro three-phase induction motor (cast-iron frame), 45 kW, 6-pole (992 rpm), shaft height 280 mm (280S), IE4 efficiency, 400/690 V, IM B3. Rated torque 435 Nm, current 83 A at 400 V, efficiency 94.8 %, cos φ 0.83, weight 550 kg. Article No. (MLFB): 1LE5504-2DC03-4AA4.
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Technical parameters
| Power | 45 kW |
| Number of poles | 6 |
| Synchronous speed | 1000 min⁻¹ |
| Rated speed | 992 min⁻¹ |
| Series | SIMOTICS SD Pro |
| Frame material | cast iron |
| Efficiency class | IE4 |
| Shaft height | 280 mm |
| Frame size | 280S |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 435 Nm |
| Efficiency (4/4) | 94.8 % |
| Power factor cos φ | 0.83 |
| Rated current | 83 A |
| Weight | 550 kg |
| Product series | Basic |
| Efficiency at 75% load | 95.2 % |
| Efficiency at 50% load | 94.6 % |
| Moment of inertia | 1.88 kgm² |
| Locked-rotor current I/In | 8 |
| Locked-rotor torque M/Mn | 3.3 |
| Breakdown torque Mmax/Mn | 3.5 |
| Sound pressure level LpA | 57 dB(A) |
| Sound power level LWA | 71 dB(A) |
| Current stated at voltage | 400 V |