Marathon has a developed a reputation for conservative motor designs and highly engineered products used in a vast array of commercial and industrial applications around the world.
The Black Max three phase motor series is designed for vector applications requiring full rated torque at zero speed using closed- or open-loop controls.
The MAX GUARD® class F insulation system delivers long, dependable motor life under the adverse thermal and dielectric stresses imposed by the high switching frequencies associated with PWM drives.
Black Max Hazardous Duty motors are designed for use in material handling, machine tools, conveyors, crane & hoist, and other variable speed applications requiring up to 1000:1 constant torque speed range, to be installed in hazardous environments as defined by the motor’s explosion proof class and group rating. Consult the National Electrical Code and your local regulations for the proper selection of motors in hazardous locations.