Schneider Electric's Square D PowerPact DJ I-Line molded‑case circuit breaker, model DJA34150E53, is a 150‑amp, 3‑pole device designed for 480 VAC systems. It uses the STR53UP trip unit (LSI) and provides Long-Time/Short-Time/Instantaneous protection, with an I‑Line plug‑in mounting and load‑side lug terminals for wiring. This UL‑listed PowerPact D‑Frame MCCB is 100% rated for continuous operation and is intended for panelboard protection in commercial and industrial power distributions.
