The Busck T2A71B-2HM is a compact and reliable IEC standard AC motor delivering 0.55 kW at 2860 RPM (2-pole), suitable for 230/400 V, 50 Hz operation. The HM variant is equipped with a B14 flange featuring 8 mounting holes, enabling versatile mounting options in automation, gearboxes, and OEM assemblies.

This motor features a TEFC (Totally Enclosed Fan Cooled) aluminum housing with IP55 protection and is designed for continuous operation (S1 duty). It comes grease-lubricated, with Class F insulation and an ambient temperature tolerance up to 40 °C. The motor uses preloaded deep groove ball bearings (6204-2Z/C3), ensuring long service life and quiet operation.

The unit meets IE2 efficiency classification with a nominal efficiency of 75.1%. It produces 1.84 Nm nominal torque and allows up to 2.4× pull-out torque. Designed according to IEC 60034 and IEC 60072, this motor is well-suited for fans, pumps, conveyors, and precision drives in industrial systems.

Key features:

• IP55 rating: With an IP55 rating, the motor is fully protected against dust and water, making it suitable for both indoor and outdoor use.
• High power: The motor delivers 0.55kW of power, providing ample strength for heavy-duty applications.
• High speed: Operating at 2860RPM, the motor ensures efficient and swift performance, reducing production cycle times.
• Voltage flexibility: The motor supports a voltage range of 230/400V, offering adaptability to various power systems.
• B14 flange with 8 holes: The B14 flange design with 8 holes ensures easy and secure mounting, simplifying installation procedures.
• High efficiency (IE2-75.1): The motor meets IE2-75.1 efficiency standards, optimizing energy usage and reducing operational costs.

Specifications:

• Aluminium build: The motor boasts a lightweight yet robust aluminium construction, ensuring optimal strength and longevity.
• Wide temperature range: The motor can endure temperatures ranging from -20°C to +40°C, making it suitable for extreme environments.