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The Allen-Bradley 140G-J2F3-D17 circuit breaker is a robust solution for demanding electrical environments, offering both thermal overcurrent and short-circuit protection. Engineered with a 175 Amp current rating, it employs a versatile thermal/magnetic trip unit adjustable between 122.5 and 175 Amps for thermal trips and 875 to 1750 Amps for magnetic trips. This 3-pole circuit breaker boasts an impressive interrupting capacity of 25 kiloamps at 480 Volts AC and features a maximum capacity of 65 kiloamps at 240 Volts AC. For efficient and reliable performance, the 140G-J2F3-D17s mechanical lifespan is rated at 25,000 operations, with its electrical durability reaching 8,000 operations at 415 Volts AC. Designed to perform optimally in environments not exceeding 104 degrees Fahrenheit, this 5.51-pound breaker aligns with rigorous industrial standards.