{"product_id":"1489-a3c150","title":"Allen-Bradley 1489-A3C150 - 15A, 277VAC, 3-Pole, Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eAllen-Bradley 1489-A3C150\u003c\/strong\u003e is a rugged 15A, 277VAC circuit breaker engineered for demanding industrial environments. Its 3-Pole design provides synchronized protection for three conductors, making it an ideal choice for three‑phase panelboards, switchboards, and control panels where reliable overcurrent protection is essential.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 15A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 277VAC\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho benefits from this model? engineers, electricians, and maintenance teams assembling or upgrading distribution systems in industrial facilities, commercial installations, and OEM equipment. The 1489-A3C150 delivers dependable protection in motor control centers, distribution panels, and control panels—reducing the risk of electrical faults and unplanned downtime.\u003c\/p\u003e \u003cp\u003eUse cases and scenarios where it shines:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eThree‑phase motor circuits within motor control centers (MCCs) and compact switchgear\u003c\/li\u003e \u003cli\u003ePower distribution in panelboards for manufacturing lines, conveyors, and processing equipment\u003c\/li\u003e \u003cli\u003eOEM equipment enclosures requiring robust, three-pole protection at 277VAC\u003c\/li\u003e \u003cli\u003eCritical control panels across commercial facilities that rely on consistent overcurrent protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose the 1489-A3C150 over other options? its 3‑pole configuration is purpose-built for three‑phase systems, ensuring coordinated protection across all three conductors in 277VAC environments. This translates to safer operation, simplified wiring strategies, and streamlined panel design for industrial and commercial applications.\u003c\/p\u003e \u003cp\u003ePractical tips for best results: verify that your distribution or motor control setup operates at 277VAC and that your panelboard or switchboard can accommodate a 3‑pole circuit breaker. Pair this breaker with correctly rated wiring and enclosures, observe standard safety practices during installation, and schedule periodic inspections to confirm secure terminations and reliable performance over time.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":46391310352546,"sku":"1489-A3C150","price":62.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/circuit_breaker_generic_950d1091-9700-4ae7-be8e-a223d9aefc1c.png?v=1765382842","url":"https:\/\/www.ampstate.com\/products\/1489-a3c150","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}