The Busck T2AB71B-4HM is a 0.37 kW IEC-standard asynchronous motor designed for flange-mounted applications in industrial environments. Delivering 1400 RPM (4-pole) at 50 Hz, this motor operates with a 230/400 V Δ/Y configuration and is equipped with a B14 flange mount and a compact IEC 71 aluminium frame.

It features a Totally Enclosed Fan Cooled (TEFC) design with IP55 ingress protection, making it suitable for continuous operation (S1 duty). The motor is built with Class F insulation and attains an efficiency of 72,7% at full load per IE2 standards (IEC 60034).

The motor has a Ø14 mm shaft and provides a starting torque of 2,3 Nm. Additionally, it exhibits a pull-out torque ratio of 2,5 and a starting current ratio of 4,9 IA/IN.

Key Features:

• 0.37 kW rated power at 1400 RPM

• B14 flange mounting (IEC 71 frame)

• Aluminium housing for lightweight yet robust construction

• IP55 protection, TEFC cooling

• Efficiency: 72,7% (IE2)

• Starting torque: 2,3 Nm

• Pull-out torque ratio: 2,5

• Voltage: 230/400 V, 50 Hz

• Class F insulation, S1 duty

Specifications:

• Model: T2AB71B-4HM

• Rated power: 0,37 kW

• Rated speed: 1400 RPM

• Voltage: 230/400 V Δ/Y

• Frequency: 50 Hz

• Mounting: B14 (flange)

• Housing: Aluminium

• Shaft diameter: Ø14 mm

• Starting torque: 2,3 Nm

• Pull-out torque: Mₖᵢₚ / Mₙ = 2,5

• Start current ratio: 4,9 IA/IN

• Insulation class: F

• Cooling: TEFC

• Protection class: IP55

• Efficiency: 72,7%

• Standards: IEC 60034