Siemens SIMOTICS S-1FK7 Compact Servo Motor

Siemens SIMOTICS S-1FK7 Compact Servo Motor About

The Siemens SIMOTICS S 1FK7042-5AF71-1PB3 is a three-phase permanent-magnet synchronous servo motor from the SIMOTICS S-1FK7 Compact series. It provides 0.8 kW optimum power at 3,000 RPM, with 2.6 Nm rated torque and 3.0 Nm static torque. The motor is naturally cooled and designed for IM B5, IM V1 and IM V3 mounting. This configuration is equipped with a 2-pole resolver (P=1) for position feedback and includes a permanent-magnet holding brake. Siemens specifies IP65 protection, with IP67 protection at the drive-end flange. The motor has a fitted-key shaft, 48 mm shaft height, and a maximum mechanical speed of 9,000 RPM. Its maximum torque is 10.5 Nm, maximum current is 7.4 A, and efficiency is approximately 89%. It is suitable for CNC machines, robotics, machine tools, packaging equipment, automated assembly, material handling and industrial automation requiring precise positioning and dependable servo performance.