The Busck T2AB71B‑4B5 is a reliable IEC-standard AC motor designed for general-purpose industrial applications. Delivering 0.37 kW at 1400 RPM (4-pole), it features a B5 flange mounting and Ø14 mm shaft, ideal for integration into compact drive assemblies.

This model includes Totally Enclosed Fan Cooled (TEFC) construction and IP55 protection, making it suitable for dusty and damp environments. It operates in S1 continuous duty and is insulated to Class F for thermal endurance. With a starting torque of 2.5 Nm and a nominal torque of 2.52 Nm, it offers consistent performance in light-duty machinery.

The motor is rated at IE2 efficiency with 72.7% full-load efficiency, making it compliant with standard energy-saving requirements.

Key Features:

• Rated power: 0.37 kW

• Speed: 1400 RPM

• Mounting: B5 flange

• Shaft diameter: Ø14 mm

• Starting torque: 2.5 Nm

• Nominal torque: 2.52 Nm

• Start current ratio: 4.7 IA/IN

• Efficiency class: IE2 – 72.7%

• Voltage: 230/400 V, 50 Hz

• Duty cycle: S1 continuous operation

• Enclosure: IP55, TEFC

• Frame size: IEC 71

• Insulation class: F