Siemens 3VA5215-6EC31-0AA0 is a 3-pole molded-case circuit breaker from the SENTRON 3VA5 family, rated 150 A with a 65 kA short‑circuit breaking capacity at 480 V AC. It supports Ui 800 V and Ue up to 750 V DC, with a fixed short‑circuit protection Ii of 5–10 × In (In = 150 A) and a TM230 overcurrent release that provides long‑time and instantaneous protection (LI). The unit weighs about 2.016 kg and is designed for three‑phase protection in industrial electrical panels and distribution systems.
