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250M · 8/4 · 34/49 kW · Pole-changing three-phase motor (Standard application)

Pole-changing three-phase motor

Operating data Standard application / 8 Standard application / 4
Number of poles 8 4
Rated output [kW] 34 49
Voltage [V] 400 400
Frequency [Hz] 50 50
Winding connection Δ YY
Rated current [A] 66 83
Rated speed [min-1] 737 1478
Rated torque [N·m] 441 317
Efficiency at rated load [%] 90.5 90.5
Power factor cos φ 0.82 0.94
Starting current / rated current 5.5 6.5
Starting torque / rated torque 2.2 1.9
Breakdown torque / rated torque 2 2.5
Duty S1 S1
Design and operating conditions Value
Frame size 250M
Degree of protection IP55
Insulation class F
Ambient temperature [°C] -15 ... +40
Maximum altitude [m] 1000
Motor weight IM B3 [kg] 450
Moment of inertia [kg·m²] 1.4

Catalogue version: 400 V, 50 Hz. Values apply to the indicated speed stage. Other voltages, 60 Hz and special versions on request.

Design 
Protection class 
Terminal box position (rotatable) 
Motor protection 
Frequency 
Execution 
from
5.794,85 €
excl. 19% VAT , plus shipping costs
pcs