6SE3221-5DC40

The Siemens 6SE3221-5DC40 is a highly capable AC drive tailored for demanding industrial applications. This unit operates within a three-phase input voltage range of 380V to 500V, with a tolerance of ±10%. With a consistent power output rated at 12.1 kVA at 400V, it effectively matches the requirements for motors rated at 7.5 kW or 10 HP.

The standard output current for operation is 15.8 A, while it can achieve a peak continuous output current of up to 17.5 A. Notably, this AC drive can draw a maximum input current of 22.1 A. It demonstrates impressive overload handling capabilities, allowing for a 200% load for 3 seconds and a 150% load for 60 seconds, which is critical for managing short-term surges in motor demand.

Adjustability in output frequency ranges from 0 Hz to 650 Hz, providing flexibility for a wide variety of operational requirements. Additionally, the unit boasts an energy efficiency rating of 97%, promoting reduced energy consumption during operation. The power factor rating is approximately 0.7, which contributes to its overall operational effectiveness.

Cooling is managed via a fan-assisted system with integrated software regulation, optimizing performance and reliability. This drive can operate effectively within a temperature range of 0°C to 50 °C. Protection classification is rated at IP20 (NEMA 1), indicating that it is suitable for use in clean and dry indoor environments.