UB581, 0.05Hp, 1500 RPM, 230 V, 1 Ph, 60 Hz, TEAO, Frame UNIT BEARING

This compact single‑phase refrigeration motor delivers 50 W (0.05 Hp) of power at 1500 RPM, designed for continuous duty in refrigeration and HVAC applications. It features a totally enclosed air‑over enclosure with unit bearings, shaded‑pole design, and thermal protection for reliable operation in ambient temperatures up to 40 °C.

KEY FEATURES

• Model: UB581

• Product Type: Refrigeration Motor

• Horsepower: 0.05 Hp (50 W)

• Voltage: 230 V @ 60 Hz

• Speed: 1500 RPM @ 60 Hz

• Frame: UNIT BEARING

• Enclosure: Totally Enclosed Air Over (TEAO)

• Service Factor: 1

• Current: 0.85 A

• Duty: Continuous

• Insulation Class: B

• Thermal Protection: Impedance

• Electrical Type: Shaded Pole

• Starting Method: Across The Line

• Poles: 4

• Rotation: Counterclockwise Opposite Shaft End

• Mounting: 2 BOSS/OSE 3 HOLES

• Bearings: Unit (Drive End & Opposite Drive End)

• Frame Material: Cast Iron

• Shaft Type: Flat

• Frame Length: 4.79 in

• Shaft Diameter: 0.375 in

• Shaft Extension: 1.55 in

• Number of Speeds: 1

• Ambient Rating: 40 °C

• Certifications: UL Recognized, CSA

• A2L Status: A2L Compliant

• Electrical Frequency: 60 Hz

• CE: N

The motor’s compact unit‑bearing design and totally enclosed air‑over construction make it ideal for reliable, low‑maintenance operation in refrigeration systems and HVAC equipment.