AC electric motor
HOYER HMC3 280M-4; 90 kW, 50 Hz, 1500 rpm

Item code: HMC3280M-4
AC electric motor <br>HOYER HMC3 280M-4; 90 kW, 50 Hz, 1500 rpm
Manufacturer:
Brand country:
Denmark
Country of origin:
Denmark
Weight:694 kg
Maximum rotation speed, rpm 1480
Rated power, kW 90
Body material Cast Iron
Rated current Iₙ, A 150
Starting current Iₛ / Iₙ, A 1200
Efficiency at full load, % 95,5
Rated torque Tₙ, Nm 580
Rotor moment of inertia, kg·m² 2,1089
Expected
Description
The HOYER HMC3 280M-4 AC motor has a rated power of 90.0 kW and operates at a speed of 1490 rpm under 400 V.
The rated current Iₙ is 150 A, with a starting current of 8.00 × Iₙ = 1200 A.
Efficiency reaches 95.2–95.5% at full and ¾ load, and the power factor is 0.90.
The rated torque Tₙ is 580 N·m, starting torque 2.55 × Tₙ, and maximum torque 2.80 × Tₙ.
Rotor moment of inertia — 2.10890 kg·m².
Motor weight — 694 kg.
The motor combines very high efficiency with robust performance, suitable for heavy-duty industrial drive systems.