{"product_id":"eaton-cutler-hammer-hkddc3300-300a-3-pole-molded-case-circuit-breaker-bolt-on-mount-600vdc","title":"Eaton Cutler Hammer HKDDC3300 300A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VDC","description":"\u003cp data-start=\"145\" data-end=\"920\"\u003eThe \u003cstrong data-start=\"149\" data-end=\"182\"\u003eEaton Cutler-Hammer HKDDC3300\u003c\/strong\u003e is a high-performance \u003cstrong data-start=\"205\" data-end=\"244\"\u003eK-frame molded case circuit breaker\u003c\/strong\u003e engineered for reliable protection in \u003cstrong data-start=\"283\" data-end=\"316\"\u003eDC power distribution systems\u003c\/strong\u003e. Designed with a \u003cstrong data-start=\"334\" data-end=\"380\"\u003ethermal-magnetic interchangeable trip unit\u003c\/strong\u003e, this breaker provides dependable overload and short-circuit protection while allowing flexible trip adjustment to suit varying load conditions. With a \u003cstrong data-start=\"533\" data-end=\"562\"\u003e300-ampere rating at 40°C\u003c\/strong\u003e and \u003cstrong data-start=\"567\" data-end=\"597\"\u003ehigh interrupting capacity\u003c\/strong\u003e, the HKDDC3300 is suitable for demanding industrial and commercial DC applications such as battery systems, renewable energy installations, and DC power distribution panels. Its \u003cstrong data-start=\"776\" data-end=\"803\"\u003ebolt-on mounting design\u003c\/strong\u003e ensures secure installation, while the \u003cstrong data-start=\"843\" data-end=\"878\"\u003estandard terminal configuration\u003c\/strong\u003e simplifies wiring and system integration.\u003c\/p\u003e\n\u003ch2 data-section-id=\"3ipjz4\" data-start=\"927\" data-end=\"952\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-start=\"955\" data-end=\"985\"\u003eBrand: Eaton \/ Cutler-Hammer\u003c\/li\u003e\n\u003cli data-start=\"988\" data-end=\"1006\"\u003eModel: HKDDC3300\u003c\/li\u003e\n\u003cli data-start=\"1009\" data-end=\"1059\"\u003eBreaker Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-start=\"1062\" data-end=\"1090\"\u003eFrame Style: HKD (K-Frame)\u003c\/li\u003e\n\u003cli data-start=\"1093\" data-end=\"1120\"\u003eRated Current: 300 Ampere\u003c\/li\u003e\n\u003cli data-start=\"1123\" data-end=\"1148\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-start=\"1151\" data-end=\"1211\"\u003eTrip Unit Type: Thermal Magnetic Interchangeable Trip Unit\u003c\/li\u003e\n\u003cli data-start=\"1214\" data-end=\"1249\"\u003eMounting Type: Bolt-On Connection\u003c\/li\u003e\n\u003cli data-start=\"1252\" data-end=\"1296\"\u003eStandard Lug Type: With Terminals Standard\u003c\/li\u003e\n\u003cli data-start=\"1299\" data-end=\"1341\"\u003eWarranty: One Year Manufacturer Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1348\" data-end=\"1375\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-start=\"1378\" data-end=\"1399\"\u003eFrame Type: K-Frame\u003c\/li\u003e\n\u003cli data-start=\"1402\" data-end=\"1485\"\u003eTrip Adjustment Range: Adjustable from \u003cstrong data-start=\"1441\" data-end=\"1454\"\u003e5× to 10×\u003c\/strong\u003e the continuous ampere rating\u003c\/li\u003e\n\u003cli data-start=\"1488\" data-end=\"1531\"\u003eOperating Temperature Reference: \u003cstrong data-start=\"1521\" data-end=\"1529\"\u003e40°C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1534\" data-end=\"1593\"\u003eCircuit Protection: Overload and Short Circuit Protection\u003c\/li\u003e\n\u003cli data-start=\"1596\" data-end=\"1637\"\u003eConfiguration: DC Rated Circuit Breaker\u003c\/li\u003e\n\u003cli data-start=\"1640\" data-end=\"1722\"\u003eConstruction: Molded case insulated housing for durability and electrical safety\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"ihrae0\" data-start=\"1729\" data-end=\"1751\"\u003eVoltage and Ratings\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-start=\"1754\" data-end=\"1784\"\u003eMaximum Voltage: \u003cstrong data-start=\"1771\" data-end=\"1782\"\u003e600 VDC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1787\" data-end=\"1848\"\u003eInterrupting Rating (1 Pole in Series): \u003cstrong data-start=\"1827\" data-end=\"1846\"\u003e42 kA @ 125 VDC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1851\" data-end=\"1913\"\u003eInterrupting Rating (2 Poles in Series): \u003cstrong data-start=\"1892\" data-end=\"1911\"\u003e50 kA @ 250 VDC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1916\" data-end=\"1978\"\u003eInterrupting Rating (3 Poles in Series): \u003cstrong data-start=\"1957\" data-end=\"1976\"\u003e42 kA @ 600 VDC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1981\" data-end=\"2028\"\u003eFrequency (AC reference rating): \u003cstrong data-start=\"2014\" data-end=\"2026\"\u003e50\/60 Hz\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"we2dfi\" data-start=\"2035\" data-end=\"2050\"\u003exProduct Data\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli data-start=\"2053\" data-end=\"2090\"\u003eManufacturer: Eaton \/ Cutler-Hammer\u003c\/li\u003e\n\u003cli data-start=\"2093\" data-end=\"2121\"\u003eProduct Series: HKD Series\u003c\/li\u003e\n\u003cli data-start=\"2124\" data-end=\"2149\"\u003eModel Number: HKDDC3300\u003c\/li\u003e\n\u003cli data-start=\"2152\" data-end=\"2174\"\u003eCurrent Rating: 300A\u003c\/li\u003e\n\u003cli data-start=\"2177\" data-end=\"2197\"\u003eNumber of Poles: 3\u003c\/li\u003e\n\u003cli data-start=\"2200\" data-end=\"2226\"\u003eConnection Type: Bolt-On\u003c\/li\u003e\n\u003cli data-start=\"2229\" data-end=\"2273\"\u003eTerminal Type: Standard Terminals Included\u003c\/li\u003e\n\u003cli data-start=\"2276\" data-end=\"2346\"\u003eApplication: Industrial DC power distribution and protection systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"rzxvn7\" data-start=\"2353\" data-end=\"2372\"\u003eImportant Note\u003c\/h2\u003e\n\u003cp data-start=\"2373\" data-end=\"2823\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe product image typically represents a \u003cstrong data-start=\"2414\" data-end=\"2461\"\u003ebase model for identification purposes only\u003c\/strong\u003e, and the actual configuration may vary depending on installed accessories. If accessories are ordered together with the breaker, they can be \u003cstrong data-start=\"2603\" data-end=\"2683\"\u003einstalled according to your configuration requirements at no additional cost\u003c\/strong\u003e. Simply include the required configuration details in the \u003cstrong data-start=\"2742\" data-end=\"2783\"\u003eorder comment section during checkout\u003c\/strong\u003e to ensure proper setup before shipment.\u003c\/p\u003e","brand":"Eaton Cutler-Hammer","offers":[{"title":"Certified Reconditioned","offer_id":47508394443001,"sku":"HKDDC3300-CR","price":1599.0,"currency_code":"USD","in_stock":true},{"title":"New Surplus","offer_id":47508394475769,"sku":"HKDDC3300-NS","price":3499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/HKDDC3300.webp?v=1773360365","url":"https:\/\/mycircuitbreakers.com\/products\/eaton-cutler-hammer-hkddc3300-300a-3-pole-molded-case-circuit-breaker-bolt-on-mount-600vdc","provider":"My Circuit Breakers","version":"1.0","type":"link"}