Siemens 3VA4 3VA4120-5ED14-0AA0 Molded Case Circuit Breaker is a 1-pole MCCB from Siemens' 3VA family, rated at 20 A and designed for use in distribution panels. It supports system voltages up to 347 V and provides thermal-magnetic protection against overloads and short circuits, enabling selective isolation of faulty circuits in commercial and light industrial installations. This panelboard-mount ready variant is intended for single-pole protection within the 3VA MCCB lineup, facilitating straightforward replacement and coordination with other protection devices in the same family.
