The HOYER HMC3 280S-4 AC motor has a rated power of 75.0 kW and operates at a speed of 1490 rpm under 400 V.
The rated current Iₙ is 124 A, with a starting current of 7.25 × Iₙ = 899 A.
Efficiency reaches 95.0–94.8% at full and ¾ load, and the power factor is 0.88.
The rated torque Tₙ is 480 N·m, starting torque 2.28 × Tₙ, and maximum torque 2.80 × Tₙ.
Rotor moment of inertia — 1.73680 kg·m².
Motor weight — 594 kg.
The motor combines very high efficiency with robust performance, suitable for heavy-duty industrial drive systems.
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AC electric motor
HOYER HMC3 280S-4; 75 kW, 50 Hz, 1500 rpm
Item code: HMC3280S-4
| Manufacturer: |
|
|---|---|
| Brand country: |
Denmark
|
| Country of origin: |
Denmark
|
| Weight: | 594 kg |
| Maximum rotation speed, rpm | 1480 |
| Rated power, kW | 75 |
| Body material | Cast Iron |
| Rated current Iₙ, A | 124 |
| Starting current Iₛ / Iₙ, A | 899 |
| Efficiency at full load, % | 95 |
| Rated torque Tₙ, Nm | 480 |
| Rotor moment of inertia, kg·m² | 1,7368 |
Expected
Description