SIMOTICS SD 1LE1 IE3 · 37 kW · 8-pole · 280 S · 1LE1583-2DD03-4AA4
MLFB: 1LE1583-2DD03-4AA4
Innomotics SIMOTICS SD three-phase induction motor (cast-iron frame), 37 kW, 8-pole (736 rpm), shaft height 280 mm (280S), IE3 efficiency, 400/690 V, IM B3. Rated torque 480 Nm, current 75 A at 400 V, efficiency 91.8 %, cos φ 0.78, weight 460 kg. Article No. (MLFB): 1LE1583-2DD03-4AA4.
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Technical parameters
| Power | 37 kW |
| Number of poles | 8 |
| Synchronous speed | 750 min⁻¹ |
| Rated speed | 736 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) | 91.8 % |
| Power factor cos φ | 0.78 |
| Rated current | 75 A |
| Weight | 460 kg |
| Power at 60 Hz | 44.5 kW |
| Efficiency at 75% load | 93 % |
| Efficiency at 50% load | 93.3 % |
| Moment of inertia | 1.57 kgm² |
| Locked-rotor current I/In | 5.6 |
| Locked-rotor torque M/Mn | 2.2 |
| Breakdown torque Mmax/Mn | 2.3 |
| Sound pressure level LpA | 63 dB(A) |
| Sound power level LWA | 77 dB(A) |
| Current stated at voltage | 400 V |