SIMOTICS SD 1LE1 IE3 · 37 kW · 4-pole · 225 S · 1LE1603-2BB03-4AA4
MLFB: 1LE1603-2BB03-4AA4
Innomotics SIMOTICS SD three-phase induction motor (cast-iron frame), 37 kW, 4-pole (1478 rpm), shaft height 225 mm (225S), IE3 efficiency, 400/690 V, IM B3. Rated torque 240 Nm, current 66 A at 400 V, efficiency 93.9 %, cos φ 0.86, weight 285 kg. Article No. (MLFB): 1LE1603-2BB03-4AA4.
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Technical parameters
| Power | 37 kW |
| Number of poles | 4 |
| Synchronous speed | 1500 min⁻¹ |
| Rated speed | 1478 min⁻¹ |
| Series | SIMOTICS SD |
| Frame material | cast iron |
| Efficiency class | IE3 |
| Shaft height | 225 mm |
| Frame size | 225S |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 240 Nm |
| Efficiency (4/4) | 93.9 % |
| Power factor cos φ | 0.86 |
| Rated current | 66 A |
| Weight | 285 kg |
| Product series | Performance |
| Power at 60 Hz | 42.5 kW |
| Efficiency at 75% load | 94.5 % |
| Efficiency at 50% load | 94.4 % |
| Moment of inertia | 0.42 kgm² |
| Locked-rotor current I/In | 6.4 |
| Locked-rotor torque M/Mn | 2.5 |
| Breakdown torque Mmax/Mn | 2.7 |
| Sound pressure level LpA | 65 dB(A) |
| Sound power level LWA | 78 dB(A) |
| Current stated at voltage | 400 V |