Industrial Motors
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25012ET3G449T-W22, 250 Hp, 447/9T Frame, 1200 RPM, 230/460//380 Vac, TEFC, 3 PH, Foot-mounted, W22 NEMA Premium Efficiency.
Engineering Data
With cast iron frame, flexible mounting, solid and whole feet, and lower noise levels and operating temperatures, the W22 motors are perfectly suitable for a great variety of industrial applications.
Product features
Standard NEMA MG-1
Frequency 60//50 Hz
Voltage 230/460//380 V
Number of poles 6
Degree of Protection IP55
Synchronous speed 1200 rpm
Output rating 250 HP
Mounting Foot-mounted
Flange Without
Mounting F-1
Terminal box¹ Left position
Enclosure IC411 - TEFC
Frame 447/9T
Output 250 HP (185 kW)
Number of Poles 6
Frequency 60 Hz
Rated speed 1185 rpm
Slip 1.25 %
Rated voltage 230/460 V
Rated current 584/292 A
L. R. Amperes 3562/1781 A
LRC 6.1x(Code G)
No load current 240/120 A
Rated torque 1110 ft.lb
Locked rotor torque 240 %
Breakdown torque 240 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 145 sq.ft.lb
Design B
Insulation Class F
Service factor 1.15
Temperature rise 80 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 70.0 dB(A)
