Weg Electric 12512ST3QIE445T-W22, 125 Hp, 444/5T Frame, 1200 RPM, 460 Vac, TEFC, 3 PH, Foot-mounted, W22 IEEE 841 NEMA Premium Efficiency.

12512ST3QIE445T-W22, 125 Hp, 444/5T Frame, 1200 RPM, 460 Vac, TEFC, 3 PH, Foot-mounted, W22 IEEE 841 NEMA Premium Efficiency.

Engineering Data

The W22 IEEE 841 motors were especially designed to operate in petrochemical and chemical industries. The motor has cast iron frame, flexible mounting, solid and whole feet, low noise levels, anticorrosive internal coating and high efficiency.

Product features
Standard NEMA MG-1
Frequency 60 Hz
Voltage 460 V
Number of poles 6
Degree of Protection IP55
Synchronous speed 1200 rpm
Output rating 125 HP
Mounting Foot-mounted
Flange Without
Mounting F-1
Terminal box¹ Left position
Enclosure IC411 - TEFC

Frame 444/5T
Output 125 HP
Number of Poles 6
Frequency 60 Hz
Rated speed 1185 rpm
Slip 1.25 %
Rated voltage 460 V
Rated current 143 A
L. R. Amperes 901 A
LRC 6.3x(Code G)
No load current 50.0 A
Rated torque 554 ft.lb
Locked rotor torque 210 %
Breakdown torque 229 %
Locked rotor time 34s (cold) 19s (hot)
Moment of inertia (J) 104 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 69.0 dB(A)