SIMOTICS HV H-compact 1LA4 (6 kV) · 750 kW · 2-pole · 404
MLFB: 1LA4404-2AN60
Siemens/Innomotics SIMOTICS HV H-compact high-voltage three-phase induction motor 1LA4, 750 kW, 2-pole (2985 rpm), frame 404, 6 kV/50 Hz, current 84 A, efficiency 96.5%, cos φ 0.89, torque 2399 Nm, IM B3. Article No. (MLFB): 1LA4404-2AN60. Price and lead time on request (project/individual quote, not a stock item).
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Technical parameters
| Power | 750 kW |
| Number of poles | 2 |
| Synchronous speed | 3000 min⁻¹ |
| Rated speed | 2985 min⁻¹ |
| Series | SIMOTICS HV |
| Frame material | cast iron |
| Shaft height | 400 mm |
| Frame size | 404 |
| Voltage 50 Hz | 6 kV |
| Design | IM B3 |
| Rated torque | 2399 Nm |
| Efficiency (4/4) | 96.5 % |
| Power factor cos φ | 0.89 |
| Rated current | 84 A |
| Efficiency at 75% load | 96.5 % |
| Moment of inertia | 9.9 kgm² |
| Locked-rotor current I/In | 5.6 |
| Locked-rotor torque M/Mn | 0.95 |
| Breakdown torque Mmax/Mn | 2.6 |
| Current stated at voltage | 6000 V |
| Bearing type | rolling |
| Power factor cos φ at 75% load | 0.88 |
| Max. external moment of inertia | 30 kgm² |