Siemens 3VA5340-5EC31-1AA0 is a three-pole molded case circuit breaker used to protect electrical circuits in power distribution panels. It is rated for 400 A and 600 V, delivering overcurrent protection for feeders and motor circuits in industrial or commercial installations. Identified by model 3VA5340-5EC31-1AA0, this unit belongs to Siemens 3VA series and is intended for compatible MCCB configurations in Siemens-based electrical systems.
