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» K250M-4
Low Voltage 3-Phase Cast Iron
 Series: K • Frame: 250M • 4 Poles/1476 RPM • 55.00kW/75.00hp • Mounting: V1 • cast iron - motor
Family / FrameK250M
Rated / Power55.00 kW / 75.00 hp
Speed1476 RPM
Voltage / Connection400-Δ / 690-Y
Frequency50 Hz
Enclosure IP55
Full load current95.74 A / 55.270 A
No load current29.674
Insulation classF
Comment3x PTC 150 °C
Featurecast iron - motor
Power factor0.89 PF FL
Efficiency FL93.32
Efficiency FL (75%)93.23
Efficiency FL (50%)92.26
Efficiency FL (25%)87.84
Sound pressure level (1m)75 dB(A)
Resistance R0.120 Ω
Resistance of phase to phase0.080 Ω
Torque FL356.00
Locked rotor torque/full load torque2.30
Star delta torque/full load torque0.719000
Pull up torque/full load torque1.700
Star delta pull up torque/full load torque0.531
Pull out torque/full load torque2.540
Star delta pull out torque/full load torque0.79200
Locked rotor current/full load current6.000
Star delta locked current/full load current1.867
Bearing DE6314C3
Bearing NDE6314C3

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