Schneider Electric EHB340301082 Bolt-On Shunt Trip Breaker

Schneider Electric's Square D EHB340301082 is a bolt-on, three‑pole molded‑case circuit breaker from the EHB family, rated at 30 A for 277/480 VAC operation and designed for bolt‑on installation in compatible panelboards. This shunt-trip equipped device provides thermal‑magnetic protection with a 14 kA short‑circuit interrupting rating at 277 VAC, making it suitable for feeders and branch circuits in commercial and light industrial power systems. It includes a 120/140 V shunt‑trip coil that enables remote tripping from an external control signal, enhancing safety in emergency shutdown applications. The unit is specified for ambient operation up to 40°C and is built for 3‑phase 480Y/277V systems, aligning with Schneider Electric's pairing of breakers with Square D distribution panels and accessories. With its bolt-on design and Schneider Electric branding, this model integrates smoothly within existing Square D installations and supports consistent protection across a facility's electrical distribution.