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The Emerson CMFS010H521N2BZECZZ is an advanced, high-efficiency, variable-speed ECM (Electronically Commutated Motor) specifically designed for commercial refrigeration and cold storage evaporator applications. This motor is part of Emerson's commercial motor solutions, engineered to provide precise airflow control in low-temperature environments while delivering significant energy savings compared to traditional shaded pole or PSC motors.
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Technical Parameters (Specifications) Parameter Value Unit / Details Manufacturer Emerson Catalog Number CMFS010H521N2BZECZZ HP (Horsepower) 1/10 HP RPM (Speed) 1550 Revolutions per Minute (nominal) Voltage 115 Volts Hz 50/60 Hertz (Dual frequency capable) Phase 1 ~ Single Phase (ECM/Brushless DC) Full Load Amps (FLA) 0.8 - 1.2 (typical) Amps (varies by speed setting) Frame Size 42 NEMA Frame Service Factor (SF) 1.0 Capacitor Not Required ECM motors do not use capacitors Shaft Diameter 1/4 Inch Shaft Extension 1 1/2 (approx) Inch Shaft Details Flat on shaft For secure fan blade mounting Bearings Ball Bearings Sealed, low-temperature lubricated Rotation Reversible Field reversible Control Type ECM Constant Speed Multiple speed taps available Thermal Protection Internal solid-state protection Impedance protected Ambient Temperature Low-temperature rated Suitable for freezer applications
