The Siemens 6SL3210-1KE21-3UB1 is an industrial frequency inverter designed for reliable and flexible motor control in demanding production environments. This SINAMICS G120C drive delivers a rated power of 5.5 kW, with a short-term overload capacity of up to 150% for 3 seconds. Operating at a voltage range of 3AC 380-480V (+10%/-20%) and a frequency of 47-63Hz, the 6SL3210-1KE21-3UB1 is engineered to accommodate a variety of industrial power conditions. Measuring 196 x 100 x 203 mm (H x W x D), this Siemens drive features an unfiltered I/O interface including 6 digital inputs, 2 digital outputs, 1 analog input, and 1 analog output. Integrated Safe Torque Off (STO) functionality enhances operational safety by preventing unintended motor movements. The built-in fieldbus options, supporting both USS and Modbus RTU, facilitate seamless integration into automated systems. The 6SL3210-1KE21-3UB1 is designed with IP20 and UL Open Type protection, and is suitable for installations requiring external 24V supply. The Siemens 6SL3210-1KE21-3UB1 offers project managers and production leaders a robust solution for motor control, with features tailored for both safety and integration flexibility.