3VA4120-5ED34-0AA0 - 20Amp Circuit Breaker3VA4120 5ED34 0AA0 20Amp Circuit Breaker The Siemens 3VA4120 5ED34 0AA0 molded case circuit breaker is built for reliable, day in and day out protection in commercial and industrial power systems. Part of the 3VA4 series, this breaker gives you a solid balance of compact size and high fault protection, with a 35 kA interrupting rating at 480Vmore than enough for many demanding applications. At its core is a thermal magnetic trip unit (TM210), designed