These motors meet or exceed NEMA Premium efficiency ratings. These
industrial motors do not have provisions for mounting encoders,
but are suitable for use with volts/hertz or open loop vector
controls. Consult the product technical specifications to
determine the maximum continuous duty constant torque speed range.
Inverter-Duty describes motors that are capable of operation from
a variable frequency drive.
The three year warranty is supported by authorized Marathon Electric service centers, which are listed under the Technical Support section of our Web site. Our typical 30 day return policy is NOT supported on these motors.Applications:
Typical AC electric motor applications include gear reducers, pumps, machine tools, and other direct-coupled equipment installed in damp, dusty, or dirty environments where long life and high efficiency is desired.NEMA Premium XRI Motors Overview