Series NEMA premium three-phase ac induction motors
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Series NEMA premium three-phase ac induction motors
NEMA Standard high efficiency motors(frame size 143-449) are totally enclosed fan cooled . This Series are designed and manufactured in accordance with MG1-2003 NEMA Standard. Design B are adopted for this motor design. Their service factor is 1.15. The rated voltage is 230/460V, 460V or 575V. Rated frequency is at 60Hz. The ambient temperature they can expose is from -15℃?40℃. The altitude they require does not exceed 3300 feet, Insulation class F. They can be used to drive various kinds of mechanical equipments.