{"product_id":"hma3450t-westinghouse-mark-75-trip-units-programmers","title":"HMA3450T - Westinghouse 450A 3-Pole 600V Thermal Magnetic Circuit Breaker","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eHMA3450T\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cp\u003e\u003cb\u003eHMA3450T\u003c\/b\u003e is a heavy-duty 450-amp, 3-pole molded case circuit breaker rated for 600 volts AC, designed for industrial and commercial electrical systems requiring reliable overcurrent protection.\u003c\/p\u003e\u003cp\u003eThis thermal magnetic circuit breaker features an interchangeable trip unit for flexible customization and precise tripping protection against both overloads and short circuits. The HMA3450T delivers consistent safety performance in high-demand applications with an A.I.C. rating of 25kA at 600VAC, 35kA at 480VAC, and 65kA at 240VAC. Built with load-side terminals included and rated for 40 degrees Celsius ambient conditions, this breaker maintains electrical system integrity across demanding industrial environments.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAmperage: 450A\u003c\/li\u003e\n\u003cli\u003ePoles: 3\u003c\/li\u003e\n\u003cli\u003eVoltage: 600VAC\u003c\/li\u003e\n\u003cli\u003eFrame Type: HMA\u003c\/li\u003e\n\u003cli\u003eA.I.C. Rating: 25kA @ 600VAC; 35kA @ 480VAC; 65kA @ 240VAC\u003c\/li\u003e\n\u003cli\u003eTrip Unit: Thermal Magnetic with Interchangeable Design\u003c\/li\u003e\n\u003cli\u003eDimensions: 8.25 inches W x 16.00 inches L x 4.00 inches D\u003c\/li\u003e\n\u003cli\u003eLoad-Side Terminals: Included\u003c\/li\u003e\n\u003cli\u003eAmbient Rating: 40 degrees Celsius\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time.\u003c\/p\u003e \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: HMA3450T\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Westinghouse\u003c\/li\u003e\n\u003cli\u003eBrand : Westinghouse\u003c\/li\u003e\n\u003cli\u003eCategory : Circuit Breaker\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Trip Units \u0026amp; Programmers\u003c\/li\u003e\n\u003cli\u003eFamily : MARK 75\u003c\/li\u003e\n\u003cli\u003eType : HMA\u003c\/li\u003e\n\u003cli\u003eVoltage : 600\u003c\/li\u003e\n\u003cli\u003ePoles : 3\u003c\/li\u003e\n\u003cli\u003eFunctions : LI - Long-Time and Instantaneous\u003c\/li\u003e\n\u003cli\u003eAmperage Maximum : 450\u003c\/li\u003e\n\u003cli\u003eAmperage Minimum : 450\u003c\/li\u003e\n\u003cli\u003eProtection : Thermal Magnetic\u003c\/li\u003e\n\u003cli\u003eCompatible Frames : MA,HMA\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eWeight : 4 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Westinghouse","offers":[{"title":"Re-Certified","offer_id":43128439079071,"sku":"HMA3450T-ReCert","price":1795.17,"currency_code":"USD","in_stock":true}],"url":"https:\/\/essentialparts.com\/products\/hma3450t-westinghouse-mark-75-trip-units-programmers","provider":"Essential Electric Supply","version":"1.0","type":"link"}