Schneider Electric's Square D EGB34090 is a three-pole, E-Frame molded‑case circuit breaker rated for 90 A at 480Y/277 VAC. It features bolt‑on mounting and a maximum interrupting capacity of 65 kA, with Trade Agreements Act (TAA) compliance for use in applicable installations. As part of the E-Frame family, the EGB34090 provides robust overcurrent protection for 3‑phase 480Y/277 VAC systems in commercial and industrial electrical distributions.
