Product Description: The Siemens 3VA5112-6EC31-0AA0 is a Molded Case Circuit Breaker from the 3VA family. It is a 3-pole breaker rated for 125 amps and 600 volts, with an AIC rating of 65kA at 480V. This model features Feed-Thru connections and provides Thermal Magnetic protection for reliable circuit interruption.