SIMOTICS SD 1LE1 IE3 · 75 kW · 4-pole · 280 S · 1LE1503-2DB03-4AA4
MLFB: 1LE1503-2DB03-4AA4
Innomotics SIMOTICS SD three-phase induction motor (cast-iron frame), 75 kW, 4-pole (1485 rpm), shaft height 280 mm (280S), IE3 efficiency, 400/690 V, IM B3. Rated torque 480 Nm, current 133 A at 400 V, efficiency 95.0 %, cos φ 0.86, weight 570 kg. Article No. (MLFB): 1LE1503-2DB03-4AA4.
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Technical parameters
| Power | 75 kW |
| Number of poles | 4 |
| Synchronous speed | 1500 min⁻¹ |
| Rated speed | 1485 min⁻¹ |
| Series | SIMOTICS SD |
| Frame material | cast iron |
| Efficiency class | IE3 |
| Shaft height | 280 mm |
| Frame size | 280S |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 480 Nm |
| Efficiency (4/4) | 95 % |
| Power factor cos φ | 0.86 |
| Rated current | 133 A |
| Weight | 570 kg |
| Product series | Basic |
| Power at 60 Hz | 86 kW |
| Efficiency at 75% load | 95.3 % |
| Efficiency at 50% load | 95 % |
| Moment of inertia | 1.39 kgm² |
| Locked-rotor current I/In | 6.9 |
| Locked-rotor torque M/Mn | 2.5 |
| Breakdown torque Mmax/Mn | 3 |
| Sound pressure level LpA | 69 dB(A) |
| Sound power level LWA | 83 dB(A) |
| Current stated at voltage | 400 V |