Siemens 3RK1304-5KS40-2AA0 Simatic Motor Starter

Siemens 3RK1304-5KS40-2AA0 is a SIMATIC ET 200pro motor starter designed for direct-on-line starting of three-phase motors from a 400 V supply, delivering 0.9 kW with integrated electronic overload protection for AC-3 duty. This High Feature (HF) DOL starter combines mechanical switching with electronic overload and is rated for 0.15 to 2.0 A, without brake contact, making it suitable for compact motor-control tasks in automation panels. The enclosure supports IP65 protection, enabling use in harsh or damp environments, and it includes 4 digital input lines (4 DI) configured as Han Q4/2 to Han Q8/0 for interfacing with control logic. As part of the ET 200pro motor-starter family, the 3RK1304-5KS40-2AA0 is intended for direct wiring to 400 V three-phase networks and is commonly used to start small to medium motors in manufacturing equipment, conveyors, and processing lines.