The Siemens 6SL3210-1KE21-7AP1 is a robust frequency inverter designed for demanding industrial environments, offering reliable control for motors up to 7.5 kW rated power. This drive supports a high overload capacity of 150% for 3 seconds, making it suitable for applications that require brief power surges. Operating on a 3-phase 380–480 V supply (with a tolerance of +10% / -20%) at 47–63 Hz, the 6SL3210-1KE21-7AP1 includes an integrated Class A filter to ensure compliance with electromagnetic compatibility standards. Measuring 196 x 100 x 203 mm (HxWxD), the Siemens 6SL3210-1KE21-7AP1 features an IP20 enclosure and is UL open type certified, providing flexibility in cabinet installations. The I/O interface includes 6 digital inputs, 2 digital outputs, 1 analog input, and 1 analog output, supporting versatile automation requirements. Integrated Safe Torque Off (STO) functionality enhances operational safety. With built-in PROFIBUS-DP fieldbus support, the 6SL3210-1KE21-7AP1 enables seamless communication within modern production systems. An external 24 V supply is required for operation.