Weg Electric 30018ST3QIERB449T-W2, 300 Hp, 447/9T Frame, 1800 RPM, 460 Vac, TEFC, 3 PH, Foot-mounted, W22 IEE 841 NEMA Premium Efficiency.

30018ST3QIERB449T-W2, 300 Hp, 447/9T Frame, 1800 RPM, 460 Vac, TEFC, 3 PH, Foot-mounted, W22 IEE 841 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 300 HP
Mounting Foot-mounted
Flange Without
Mounting F-1
Terminal box¹ Left position
Enclosure IC411 - TEFC

Frame 447/9T
Output 300 HP (220 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1780 rpm
Slip 1.11 %
Rated voltage 460 V
Rated current 330 A
L. R. Amperes 2145 A
LRC 6.5x(Code G)
No load current 95.0 A
Rated torque 885 ft.lb
Locked rotor torque 229 %
Breakdown torque 229 %
Locked rotor time 28s (cold) 16s (hot)
Moment of inertia (J) 89.6 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 75.0 dB(A)