OVERVIEW

HAZARDOUS DUTY MOTORS

MAC builds UL and CSA approved NEMA 42, 48, and 56 frame hazardous duty motors.  Available are Class I, Division I, Groups C* & D**. We offer NEMA standard and non-standard mounts

 NEMA 42 FRAMENEMA 48 FRAME NEMA 56 FRAME
Single Phase

115, 230 VAC

Up to 1/4 HP 2 pole
Up to 1/8 hp 4 pole

Maximum voltage of 600 VAC

Up to 1 HP
Maximum speed of 3600 RPM

Maximum voltage of 600 VAC

Up to 1 HP
Maximum speed of 3600 RPM

Three Phase

208,230, 460 VAC

Up to 1/3 HP 2 pole
Up to 1/3 HP 4 pole

Maximum voltage of 600 VAC

Up to 1 HP
Maximum speed of 3600 RPM

Maximum voltage of 600 VAC

Up to 1 HP
Maximum speed of 3600 RPM

* Group C Ethylene, Cyclopropane, Ethyl Ether
**Group D Propane, Acetone, Ammonia, Benzene, Butane, Ethanol, Gasoline, Methanol, Natural Gas

Division II hazardous duty motors are available for those less demanding applications with the same capability of our non-hazardous duty motor designs.