SIMOTICS SD 1LE1 IE4 · 18,5 kW · 2-pole · 160 L · 1LE1604-1DA43-4AA4
MLFB: 1LE1604-1DA43-4AA4
Innomotics SIMOTICS SD three-phase induction motor (cast-iron frame), 18.5 kW, 2-pole (2955 rpm), shaft height 160 mm (160L), IE4 efficiency, 400/690 V, IM B3. Rated torque 60 Nm, current 31.5 A at 400 V, efficiency 93.7 %, cos φ 0.91, weight 131 kg. Article No. (MLFB): 1LE1604-1DA43-4AA4.
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Technical parameters
| Power | 18.5 kW |
| Number of poles | 2 |
| Synchronous speed | 3000 min⁻¹ |
| Rated speed | 2955 min⁻¹ |
| Series | SIMOTICS SD |
| Frame material | cast iron |
| Efficiency class | IE4 |
| Shaft height | 160 mm |
| Frame size | 160L |
| Voltage 50 Hz | 400/690 V |
| Design | IM B3 |
| Rated torque | 60 Nm |
| Efficiency (4/4) | 93.7 % |
| Power factor cos φ | 0.91 |
| Rated current | 31.5 A |
| Weight | 131 kg |
| Product series | Performance |
| Power at 60 Hz | 21.3 kW |
| Efficiency at 75% load | 94.1 % |
| Efficiency at 50% load | 93.8 % |
| Moment of inertia | 0.073 kgm² |
| Locked-rotor current I/In | 8.9 |
| Locked-rotor torque M/Mn | 3.1 |
| Breakdown torque Mmax/Mn | 4.3 |
| Sound pressure level LpA | 74 dB(A) |
| Sound power level LWA | 87 dB(A) |
| Current stated at voltage | 400 V |