1FT6044-1AF71-4EH1

The Siemens 1FT6044-1AF71-4EH1 is a permanent magnet synchronous servo motor designed for high efficiency and reliability. It offers substantial continuous torque of 4.3 Nm, with the ability to reach peak torque at 5.0 Nm. Operating at a maximum speed of 3000 revolutions per minute, this motor provides an effective power output rated at 1.88 horsepower (1.4 kW). The motor operates with a rated current of 2.9 A under nominal torque settings.

Cooling is achieved naturally through convection, eliminating the need for an external fan and enhancing reliability. The motor has an IP65 protection rating, ensuring it is resistant to dust and water ingress, making it suitable for harsh environments. For mounting, the motor can be configured in multiple mechanical styles, including IM B5, IM V1, and IM V3, to accommodate various installation needs.

To ensure precision, it incorporates an absolute encoder featuring the EnDat 2.2 interface that provides 2048 pulses per revolution for accurate position feedback. The shaft measures 19 mm in diameter and 48 mm in length, supporting its robust design. It utilizes preloaded roller bearings that manage both axial and radial loads effectively.

Thermal management is critical to this motor’s performance, classified under Thermal Insulation Class F, which supports maximum winding temperatures of 155°C. The frame has a flange width of 96 mm, fitting a variety of servo mount configurations. This motor operates efficiently in ambient temperatures up to 40°C (104°F), ensuring it is suited for diverse operating environments.