Schneider Electric PowerPact BDA34020Y is a 20 A, three‑pole I‑Line circuit breaker built for three‑phase PowerPact B‑frame panelboards. It is rated for 480Y/277 VAC with an 18 kAIC interrupting capacity and uses thermal‑magnetic trip technology for fast, reliable protection against overloads and short circuits. The unit features an I‑Line plug‑in design with ABC phase connections and a non‑interchangeable trip, and it is rated for 80% continuous operation. Typical applications include feeders and branch circuits in commercial and industrial power distribution systems that run on 480Y/277 VAC.
