The Eaton HFD3045 is a three-phase industrial molded-case circuit breaker (MCCB) designed to protect electrical feeders and motor circuits. It is rated for 45 A with a 65 kA interrupting rating and supports up to 600 VAC or 250 VDC. As part of Eaton's HFD series, this MCCB is built for industrial power distribution where robust, reliable overcurrent protection for three-phase systems is required.
