Schneider Electric’s Square D EDB34125 is a three-pole bolt-on molded‑case circuit breaker in the E‑Frame family, rated at 125 A for 480Y/277 VAC three‑phase systems. It delivers short‑circuit protection with a 25 kA interrupting rating at 480Y/277 VAC and is listed as TAA‑compliant for government procurement. This compact E‑Frame MCCB is designed for bolt‑on mounting in compatible panelboards and other E‑Frame installations that require a 125 A, 3P breaker.
