Square D EGB34020 Bolt-On 3-Phase Circuit Breaker

Square D EGB34020 Bolt-On Circuit Breaker is a 3-pole molded‑case protective device from the Square D E‑Frame family, delivering 20 A of current rating for 480Y/277 VAC three‑phase circuits and designed for bolt‑on installation in compatible panelboards. This thermal‑magnetic breaker provides overcurrent protection with an interrupting rating of 35 kAIC at 480Y/277 VAC and up to 65 kAIC at 240 VAC, and it is UL listed and CSA certified for reliability in demanding commercial and light industrial environments. The unit accepts aluminum or copper conductors up to 14-2/0 AWG and uses bolt‑on mounting to secure a solid connection in E‑Frame enclosures. Manufactured by Square D (Schneider Electric), the EGB34020 is intended for use in NF panelboards and is part of a line that supports high‑intensity discharge circuits.