Parameter Specification Manufacturer / Series Eaton, HMC Series Model Number HMCP250W5W Product Type Molded Case Circuit Breaker - Motor Circuit Protector (MCP) Pole Configuration 3-Pole (Standard for motor protection) Frame Size 250A Frame Rated Current 250 Amps (Frame Rating) Voltage Rating 600V AC Interrupting Rating High, typically 65 kA or 100 kA at 480V AC (Must verify from datasheet) Trip Unit Type Instantaneous Magnetic Trip Only (MCP function) Trip Setting Factory-adjusted, typically adjustable over a range (e.g., 5x to 13x of the MCP setting) - "W5W" defines this specific setting. Mounting Bolt-On (Lug Connection) Standards Compliance UL 489, CSA C22.2