Weg Electric 45018XT3G586/7, 450 Hp, 586/7T Frame, 1800 RPM, 460 Vac, TEFC, 3 PH, Foot-mounted, W21 Explosion-proof Motor NEMA Premium Efficiency.

45018XT3G586/7, 450 Hp, 586/7T Frame, 1800 RPM, 460 Vac, TEFC, 3 PH, Foot-mounted, W21 Explosion-proof Motor NEMA Premium Efficiency.

Engineering Data

WEG Explosion-proof motor was especially designed to operate in environments with the presence of explosive atmospheres. It has robust construction, a flame retention system with gaps between the parts carefully designed, accurate machining on the terminal box and screws with high mechanical strength. It meets the requirements of explosive atmospheres like Division I/Zone 1. Motors are certified for VFD service.

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 586/7T
Output 450 HP (330 kW)
Number of Poles 4
Frequency 60 Hz
Rated speed 1787 rpm
Slip 0.72 %
Rated voltage 460 V
Rated current 501 A
L. R. Amperes 3257 A
LRC 6.5x(Code G)
No load current 121 A
Rated torque 1320 ft.lb
Locked rotor torque 180 %
Breakdown torque 200 %
Locked rotor time 43s (cold) 24s (hot)
Moment of inertia (J) 213 sq.ft.lb
Design B
Insulation Class F
Service factor 1.15
Temperature rise 105 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 83.0 dB(A)