The 6SL3210-5BB23-0AV0 is a soft starter manufactured by Siemens. It is part of their Sitop PSE202U series of power supplies and is designed to control and limit the inrush current of a three phase motor. The product has a three phase operational voltage of 208-240VAC, a rated operational current of 63A, and a safety extra low voltage (SELV) of 24VAC. It has been tested according to UL508C standards and has a UL certification rating of UL5085. The product also features an integrated operation display, an integrated overtemperature monitoring system, an integrated overload indicator, and a maximum surge current of 415A. In addition, it has a variable current reduction type allowing for the soft starting of up to four motor circuits.