Electric motor

EMZ AKR 400-06-033

Name: AC-LV squirrel-cage motor, efficiency-class 2
Manufacturer: EMZ
Type: AKR 400-06-033
Rated output [kW]: 355
Duty type: S1
Rated speed [rpm]: 7410
Number of poles: 8
Direction of rotation: Both
Rated voltage [V]: 400
Voltage fluctuations [+/- %]: 5
Connection: Delta
Rated frequency [Hz]: 50
Frequency fluctuations [+/- %]: 2
Rated current [A]: 633
Locked rotor current [Ia/In]: 6.5
Type of construction: B3
Degree of protection: IP55
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Cooling method: IC411
Frame material: Cast iron
Insulation class: F
Temperature-rise: B
Efficiency [%]: 95.2
Efficiency 3/4,2/4,1/4 [%]: 95,4 / 92,4
Efficiency class: IE2
Power factor [cos phi]: 0.85
Power factor 3/4,2/4,1/4 [cos phi]: 0,83 / 0,74
Rated torque [Nm]: 3424
Locked rotor torque [Ma/Mn]: 1.4
Breakdown torque [Mk/Mn]: 2
Moment of inertia J [kgm˛]: 21,2
Number of starts [cold/warm]: 3/2
Ambient temperature: > -20°C < 40°C
Altitude above sea level: < 1000m
Bearing design: Antifriction bearing
Bearing design [d-end/nd-end]: 6326-C3 / 6326-C3
Fixed bearing: Nd-end
Regreasing device: Yes
Type of shaft: Cylindrical
Shaft-dimensions [mm]: 110 X 210
Shaft-height [mm]: 400
Position of terminal box: On top
Cable entries: 7x M63x1,5
Winding protection: 2x 3PTC
Bearing protection: 1x PT100/bearing
Heating elements: 1x200W