The Siemens 6SE6420-2UD21-1AA1 is a high-performance inverter drive from the renowned MICROMASTER 420 series. This unfiltered unit operates with a 3AC input voltage range of 380-480V, with a tolerance of +10/-10%, and a frequency range of 47-63Hz. It delivers a constant torque power of 1.1 kW, and can handle an overload of 150% for 60 seconds. The inverter drive is designed with a compact frame size (FSA) and measures 173mm in width, 73mm in height, and 149mm in depth. It features a protection rating of IP20, making it suitable for indoor use. The unit operates efficiently in an ambient temperature range of -10 to +50 degrees Celsius. It comes equipped with standard digital inputs, relay output, and analog inputs and outputs, offering versatile connectivity options. Please note that this model does not come with an AOP/BOP. The Siemens 6SE6420-2UD21-1AA1 is a reliable choice for various industrial applications requiring precise motor speed control.