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» K250M-4
Motor Type:
K250M-4 60Hz 50Hz
Low Voltage 3-Phase Cast Iron
 Series: K • Frame: 250M • 4 Poles/1,476 RPM • 55.00kW/75.00hp • Mounting: B5 • CAST IRON MOTOR
ManufacturerValiadis SA
FamilyK Series
Family / FrameK250M
Rated / Power55.00 kW / 75.00 hp
Speed1,476 RPM
MountingB5
Voltage / Connection400-Δ/690-Y
Frequency50 Hz
Enclosure ΙΡ55
Full load current 0.00 A
Full load current95.74 A / 55.27 A
No load current29.67
Insulation classF
Temperature rise65.4
Cable entriesM63x1,5
Comment3x PTC 150 °C
FeatureCAST IRON MOTOR
Rotor current0.00
Rotor voltage0

100%75%50%25%
Power factor0.890.880.840.67
Efficiency93.3293.2392.2687.84
Sound pressure level (1m)75 dB(A)
Resistance R0.120 Ω
Resistance of phase to phase0.080 Ω
Moment of inertia0.6600
Torque356.00
Locked rotor torque / full load torque2.30
Star delta torque / full load torque0.72
Pull up torque / full load torque1.70
Star delta pull up torque / full load torque0.53
Pull out torque / full load torque2.54
Star delta pull out torque / full load torque0.79
Locked rotor current / full load current6.00
Star delta locked current / full load current1.88
Bearing DE6314C3
Bearing NDE6314C3
Vibration0.00

Warranty12-18 months
Weight427.0
CodeK_4_000075.00_250M_B5_1
ATHTHE
In stock117
ATH: Athens
THE: Thessaloniki
100%75%50%25%
Power factor0.890.880.840.67
Efficiency93.3293.2392.2687.84

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Athens, Greece: 18, Gr. Lambraki Str., 141 23 Likovrisi. Tel: +302102817217. Fax: +302102814277. valiadis@valiadis.gr