The NEMA VFD Dust Explosion Proof Motor developed and produced by TECO-Westinghouse has passed UL certification, the certification number is E84757, and the explosion-proof grade is Class II, Group E, F and G.
Type：TECO-Westinghouse
Model：AEHHXU/AEHHXF/AEUHXF
Horsepower：1-150Hp
R.P.M. (Syn.)：3600/1800/1200R.P.M.
Frequency：60Hz
Voltages：230V/460V(available on 208V), only 460V for more than 150 Hp
Protection Enclosure：Totally Enclosed ( IP 55 ) .
Explosion-proof grade：
Class I, Division I, Group D
Class II, Groups E, F, G; Temp Code T2D/T3B
UL Certificate：E84575
CSA Certificate：64671
Design Standards：NEMA Premium Efficient Design
Time Duty：Continuous. S1 , S.F.：1.15 .
Insulation class：Class F
Temperature rise grade：B
Relative Humidity：Less Than 90%RH ( Non-Condensation ) .
Altitude：Less Than 1,000 Meters .
Ambient Temperature：（-20℃~40℃ . ）
grain elevator
water pump
blower
Applications where explosive atmospheres are present
Applications where explosive dust/particles are present