{"product_id":"0320-1689-52-genuine-cummins®-onan-circuit-breaker","title":"0320-1689-52 | Genuine Cummins® Onan CIRCUIT BREAKER","description":"\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e: Onan CIRCUIT BREAKER\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e: New\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 0320-1689-52\u003cbr\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: Cummins\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003e1. Compatible Equipment \u0026amp; Applications\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eThe \u003ccode data-path-to-node=\"4\" data-index-in-node=\"4\"\u003e320-1689\u003c\/code\u003e series of circuit breakers is engineered primarily for commercial-grade and heavy-duty utility power systems. The specific \u003ccode data-path-to-node=\"4\" data-index-in-node=\"136\"\u003e-52\u003c\/code\u003e sub-model is configured for particular amperage and voltage specifications common to:\u003c\/p\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eCummins Onan Commercial Mobile Generators:\u003c\/b\u003e Heavy-duty vehicle auxiliary power units (APUs) found in specialty commercial vehicles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eIndustrial Towable Power Units \u0026amp; Welders:\u003c\/b\u003e Engine-driven standalone industrial equipment (such as high-capacity mobile welding grids or light towers) that use Onan or Cummins small diesel\/gas power plants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eMarine Auxiliary Power Systems:\u003c\/b\u003e Selected commercial or pleasure craft onboard diesel generators that require vibration-resistant electrical trip controls.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"0\"\u003e2. Installation Location\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eThis breaker is mounted directly into the main control panel, AC output box, or housing enclosure of the generator set. It acts as the final gatekeeper before the electricity generated by the alternator rotor is sent downstream to power the vehicle's appliances or commercial tools.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Onan CIRCUIT BREAKER is an original equipment manufacturer (OEM) electrical safety switch designed to regulate and protect the alternating current (AC) power output lines of commercial and mobile generator sets.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003e1. What is it?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eThis part is a specialized, high-integrity thermal-magnetic circuit breaker. Within the Cummins Onan catalog, the \u003ccode data-path-to-node=\"4\" data-index-in-node=\"114\"\u003e320-1689\u003c\/code\u003e base part number represents a specific physical frame style of toggle breakers engineered to withstand severe, non-stop engine vibrations. The \u003cb data-path-to-node=\"4\" data-index-in-node=\"266\"\u003e\u003ccode data-path-to-node=\"4\" data-index-in-node=\"266\"\u003e-52\u003c\/code\u003e\u003c\/b\u003e suffix determines the precise factory electrical configuration (the exact trip amperage rating and the number of operational poles\/phases).\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003e2. Core Functions\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eOverload \u0026amp; Thermal Protection:\u003c\/b\u003e If the appliances, air conditioners, or tools drawing power from the generator exceed its safe operating limits, the breaker heats up internally and \"trips\" (shuts off) to prevent the generator's alternator coils from melting or catching fire.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eShort-Circuit Protection:\u003c\/b\u003e In the event of a sudden electrical short (e.g., a damaged power cord or water entering an outlet), the breaker instantly cuts power downstream to protect the equipment and prevent an electrical explosion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eManual System Disconnect:\u003c\/b\u003e It serves as a rugged physical switch, allowing technicians to manually flip the toggle to \"Off\" to cut power to the vehicle or machinery distribution panel while performing routine maintenance or diagnostic tests.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer information\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eCummins®\u003c\/strong\u003e is a worldwide leader in the production of engines, agricultural components, and other power-generating devices for various industries, including medium and heavy duty trucks, light commercial vehicles, buses, agriculture, and construction. Founded in 1919, this company stays true to its mission of making people's lives better by continuously improving its product line-up and introducing new solutions for a more prosperous world. Its core values—integrity, diversity and inclusion, excellence, caring, and teamwork—are what make it a successful company today—a worldwide leader with a network of more than 600 company-owned and independent distributors and almost 6,000 dealers in approximately 190 countries.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003cbr\u003eFirst Truck Parts offers a \u003cstrong\u003e365-days\u003c\/strong\u003e \u003cstrong\u003ewarranty\u003c\/strong\u003e for all types of parts and in any condition. The warranty applies only to buyers who have placed an order on our website.\u003c\/p\u003e","brand":"Cummins®","offers":[{"title":"Default Title","offer_id":48834975793396,"sku":"0320-1689-52","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1479\/5764\/files\/s-l1600_19c13f0d-666b-43f2-946a-d259e3f16533.webp?v=1783555405","url":"https:\/\/firsttruckparts.com\/en-ca\/products\/0320-1689-52-genuine-cummins%c2%ae-onan-circuit-breaker","provider":"First Truck Parts","version":"1.0","type":"link"}