TECO dust explosion-proof variable frequency motor owns official UL certification with certificate number E84757. It reaches Class II Group E, F and G explosion-proof grade, covering AEHHXU, AEHHXF and AEUHXF models.
| Brand | TECO-Westinghouse |
| Model | AEHHXU/AEHHXF/AEUHXF |
Detailed Product Parameters
Horsepower Range: 1–150 HP
Rated Speed: 3600 rpm, 1800 rpm, 1200 rpm
Operating Frequency: 60 Hz
Rated Voltage: 230V/460V, compatible with 208V; 150 HP model only supports 460V
Protection Level: IP55
Explosion Proof Grade: Class I Division I Group D, Class II Group E F G, Temperature Code T2D/T3B
Certifications: UL E84575, CSA 64671
Design Standard: NEMA Premium Efficiency
Service Factor: SF1.15 continuous duty
Insulation Class: Class F
Temperature Rise Class: Class B
Working Environment: Max ambient temperature 40℃, applicable altitude below 1000 meters
Main Application Scenarios
This certified explosion-proof motor fits multiple harsh industrial occasions. Widely applied on grain elevator, water pump and blower equipment. It perfectly adapts to working areas filled with explosive gas and combustible dust particles.

