{"product_id":"mitsubishi-803-s-649a-500v-3-pole-air-circuit-breaker","title":"Mitsubishi 803 S 649A 500V 3 Pole Air Circuit Breaker For Industrial And Commercial Power Distribution","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eMitsubishi 803-S 649A 500V 3-Pole Air Circuit Breaker\u003c\/strong\u003e is a heavy-duty protection and switching solution designed for reliable performance in industrial and commercial power distribution. Built to safeguard low-voltage networks, this 3-Pole air circuit breaker delivers precise fault isolation and dependable operation for demanding environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel\/Part Number:\u003c\/strong\u003e 803-S\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 649A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 500V\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 Air Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eKey advantages of this Mitsubishi air circuit breaker include its suitability for utility-class protection of main incoming feeders and switchboards in large facilities. With an emphasis on reliability, it handles the demanding loads typical of industrial and commercial power distribution while providing the flexibility of adjustable trip settings to achieve coordinated protection across your panel.\u003c\/p\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong-rugged protection for low-voltage systems:\u003e Specifically engineered to interrupt fault currents and isolate faults quickly, reducing downtime and protecting critical equipment.\u003c\/strong-rugged\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase reliability:\u003c\/strong\u003e The 3-Pole design aligns with standard three-phase power systems, simplifying integration into existing switchgear and distribution boards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdjustable trip settings:\u003c\/strong\u003e Enables precise coordination with neighboring protection devices, helping you balance safety with operational continuity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh interruption capacity:\u003c\/strong\u003e Designed for scenarios where rapid fault clearance matters, preserving downstream equipment and extending system life.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain incoming feeders feeding large switchboards in industrial facilities.\u003c\/li\u003e \u003cli\u003eCritical power distribution points in commercial buildings where dependable fault isolation is essential.\u003c\/li\u003e \u003cli\u003eRetrofits and upgrades of low-voltage distribution networks that require robust protection with adjustable coordination.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn practice, the Mitsubishi 803-S 649A 500V 3-Pole Air Circuit Breaker offers a tangible balance of protection, operational flexibility, and durability. Its air-based interruption mechanism provides straightforward maintenance and reliable performance across varied load profiles, making it a compelling choice for facility engineers and electrical contractors seeking a proven solution for essential power distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mitsubishi","offers":[{"title":"Default","offer_id":46390487187618,"sku":"803-S","price":2135.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_f2d4c97c-d95b-40b6-9916-8f1cf1a4ca3e.png?v=1765373691","url":"https:\/\/www.ampstate.com\/products\/mitsubishi-803-s-649a-500v-3-pole-air-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}