Weg Electric 45018ET3G449T-W22, 450 Hp, L445/7T Frame, 1800 RPM, 460 Vac, TEFC, 3 PH, Foot-mounted, W22 NEMA Premium Efficiency.

45018ET3G449T-W22, 450 Hp, L445/7T Frame, 1800 RPM, 460 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 Hz
Voltage 460 V
Number of poles 4
Degree of Protection IP55
Synchronous speed 1800 rpm
Output rating 450 HP
Mounting Foot-mounted
Flange Without
Mounting F-1
Terminal box¹ Left position
Enclosure IC411 - TEFC

Frame L447/9T
Output 450 HP (330 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1791 rpm
Slip 0.50 %
Rated voltage 460 V
Rated current 513 A
L. R. Amperes 4566 A
LRC 8.9x(Code K)
No load current 215 A
Rated torque 1320 ft.lb
Locked rotor torque 320 %
Breakdown torque 330 %
Locked rotor time 39s (cold) 22s (hot)
Moment of inertia (J) 152 sq.ft.lb
Design A
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 79.0 dB(A)