{"product_id":"na3p90-flat-top-circuit-breaker","title":"NA3P90-FLAT-TOP | Circuit Breaker | 90A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eNA3P90-FLAT-TOP\u003c\/strong\u003e is an industrial circuit breaker built to protect essential three-phase circuits in commercial and light industrial environments. With a robust \u003cstrong\u003e90A\u003c\/strong\u003e rating, \u003cstrong\u003e3-Pole\u003c\/strong\u003e configuration, and \u003cstrong\u003e240V\u003c\/strong\u003e operation, this unit provides dependable interruption and control for demanding power distribution applications.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 90 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e NA3P90-FLAT-TOP\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eDesigned for maintenance, retrofit, and replacement\u003c\/h3\u003e\n\u003cp\u003eUse this circuit breaker when upgrading or restoring three-phase panels that require the exact specifications of the NA3P90-FLAT-TOP. It’s purpose-built for scenarios where matching amperage, pole count, and voltage is critical to maintain system protection, trip characteristics, and compatibility with existing panel buses and accessories.\u003c\/p\u003e \u003ch3\u003eWhat makes the Flat-Top design unique\u003c\/h3\u003e\n\u003cp\u003eThe \u003cem\u003eFlat-TOP\u003c\/em\u003e profile supports clean, aligned mounting within compatible enclosures, helping to minimize gaps and ensure consistent engagement with bus bars during installation. This design detail can simplify retrofit work, improve physical fit inside tight panels, and support reliable operation over the life of the system.\u003c\/p\u003e \u003ch3\u003eUse cases and ideal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading three-phase feeders in manufacturing lines and processing equipment\u003c\/li\u003e \u003cli\u003eRetrofits where panels previously used a 90A, 3-pole, 240V protection scheme\u003c\/li\u003e \u003cli\u003eReplacement of aging breakers to restore original protection parameters without changing wire sizing or downstream circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways \u003cstrong\u003econfirm fit and ratings\u003c\/strong\u003e before ordering—part number accuracy is the best reference for compatibility.\u003c\/li\u003e \u003cli\u003eUse in panels and enclosures that support NA3P-series breakers and a 240V three-phase distribution scheme.\u003c\/li\u003e \u003cli\u003eFollow standard lockout\/tagout procedures and manufacturer installation guidelines to ensure safe, proper operation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIf your project requires precise replication of an existing protection scheme, the NA3P90-FLAT-TOP delivers dependable performance with a straightforward path to retrofit or replacement. Engage this breaker to safeguard motors, feeders, and critical 3-phase circuits while maintaining alignment, reliability, and ease of maintenance in your electrical system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46426434732194,"sku":"NA3P90-FLAT-TOP","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/na3p90-flat-top-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}