Square D EHB34015 is a three‑pole, 15 A molded‑case circuit breaker (MCCB) in the EHB series, designed for three‑phase distribution systems up to 480 V. It features bolt‑on mounting and a thermal‑magnetic trip mechanism to protect equipment against overloads and short circuits in industrial and commercial applications. Rated for 480Y/277 VAC (277 V line‑to‑neutral) with a short‑circuit interrupting capacity of 14 kA at 480Y/277 VAC, this unit provides reliable protection for panelboards and downstream circuits in Square D installations, including NEHB configurations.
