Motors meet or exceed NEMA Premium efficiency standards
The Simotics SD200 severe-duty motor in frame size 440 (photo) is the latest offering in the low-voltage Simotics motor family. Providing high productivity and energy-efficient operation in all torque ranges, these new cast-iron NEMA motors are built to power pumps, fans, compressors, hoists, winders and similar equipment in harsh environments. The SD200 motors offer 75–800-hp output and feature 444-5013 cast-iron frames for operation in 460- and 575-V ranges. They meet or exceed NEMA Premium MG1 Table 12-12 efficiencies. A wide selection of options is offered, including IP56 ingress protection, encoders, brakes and blowers, plus others to suit the application. They are designed for use in the harsh environments of oil-and-gas, petrochemical, grain and rock productuction, plus food-and-beverage and other sectors with Div. II, Class 1 and 2 conditions. — Siemens Corp., Chicago, Ill.