Schneider Electric EDB34020 3 Pole Circuit Breaker

Schneider Electric EDB34020 is a 20 A, three-pole miniature circuit breaker in the E‑Frame bolt‑on family, designed for 480Y/277 VAC three‑phase service. It is intended for bolt‑on installation in Schneider Electric E‑frame panelboards and carries a 25 kA interrupt rating at 480Y/277 VAC, making it suitable for commercial and industrial distribution where higher fault currents may be encountered. This model, part of Square D by Schneider Electric, is specified as EDB34020 and is used to protect 3‑phase feeders in 480Y/277 VAC systems. Typical applications include branch protection for 3‑phase equipment in commercial buildings, data centers, and industrial environments supplied from 480Y/277 VAC circuits. The bolt‑on mounting and E‑frame design support straightforward installation in compatible enclosures while meeting TAA requirements.