SIMOTICS HV H-compact 1LA4 (6 kV) · 450 kW · 2-pole · 352
MLFB: 1LA4352-2AN60
Siemens/Innomotics SIMOTICS HV H-compact high-voltage three-phase induction motor 1LA4, 450 kW, 2-pole (2978 rpm), frame 352, 6 kV/50 Hz, current 51 A, efficiency 95.9%, cos φ 0.88, torque 1443 Nm, IM B3. Article No. (MLFB): 1LA4352-2AN60. Price and lead time on request (project/individual quote, not a stock item).
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Technical parameters
| Power | 450 kW |
| Number of poles | 2 |
| Synchronous speed | 3000 min⁻¹ |
| Rated speed | 2978 min⁻¹ |
| Series | SIMOTICS HV |
| Frame material | cast iron |
| Shaft height | 355 mm |
| Frame size | 352 |
| Voltage 50 Hz | 6 kV |
| Design | IM B3 |
| Rated torque | 1443 Nm |
| Efficiency (4/4) | 95.9 % |
| Power factor cos φ | 0.88 |
| Rated current | 51 A |
| Efficiency at 75% load | 96 % |
| Moment of inertia | 4.8 kgm² |
| Locked-rotor current I/In | 5.5 |
| Locked-rotor torque M/Mn | 1.2 |
| Breakdown torque Mmax/Mn | 2.5 |
| Current stated at voltage | 6000 V |
| Bearing type | rolling |
| Power factor cos φ at 75% load | 0.87 |
| Max. external moment of inertia | 43 kgm² |