Explosion proof asynchronous electric motor
1200 - 3600 rpm LEESON Electric

Our Explosion-Proof motors are ideally suited for hazardous environments defined by the motor’s explosion-proof class and group rating for use in applications that may contain explosive gases or materials.

UL Listed – Frames 56-145T and 182T-445T:
Class 1 Groups C & D and Class 2 Groups F & G (Divisions 1 & 2). Frames 182T-256T and 364T-449T: Class 1 Group C & D and Class 2 Groups F & G (Divisions 1 & 2). 250 HP, 449T and 449TS available as Class 1 Group D - Class 2 Groups F & G (Divisions 1 & 2).

Steel frames and cast aluminum end brackets: 56 – 145T
Cast iron frames and end brackets on frames: 182T and larger
Inverter-Rated designs available: constant and variable torque speed range of 6 to 60 Hz (10:1)
Nameplated for 190/380 Volt, 50 Hz operation
Premium Class F insulation system
Automatic reset thermal protector (56-145T) or thermostat (182T-449T)
Meets UL frame temperature limit code T3B