Square D PHF2036-1600 U Industrial Circuit Breaker

PHF2036-1600U is a Square D PHF-series molded‑case circuit breaker designed for industrial power distribution. This 3‑pole, bolt‑on unit is rated for 600 V with a continuous current rating of 1600 A, and it ships with PA31600RC 1600 A rating columns for field wiring. At 600 V it provides 65 kA of interrupting capacity and offers a magnetic‑trip range of 5,000–10,000 A, with a thermal‑magnetic trip mechanism housed in a P‑frame enclosure and a weight of about 74 lb. The device is specified for operation in ambient temperatures up to 40°C, making it suitable for typical industrial environments. This PHF‑series breaker is intended for industrial and commercial power‑distribution applications, such as main feeders and panelboards that require high‑current protection; bolt‑on mounting and 3‑pole construction are standard features of this model.