{"product_id":"siemens-cnd63b800h","title":"Siemens CND63B800H 800A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens CND63B800H — a rugged, high-current circuit breaker engineered to protect large 3-phase electrical systems. With an 800 A rating, three poles, and a 600 V maximum, this unit is built to safely interrupt and isolate heavy loads in demanding industrial and commercial environments.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCurrent rating: 800 A\u003c\/li\u003e \u003cli\u003ePoles: 3 (three-pole configuration for 3-phase systems)\u003c\/li\u003e \u003cli\u003eVoltage rating: up to 600 V\u003c\/li\u003e \u003cli\u003ePart number: CND63B800H\u003c\/li\u003e \u003cli\u003eProtection: thermal-magnetic trip mechanism to respond to overloads and short circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho benefits from this circuit breaker\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial facilities and heavy machinery setups that run on 3-phase power\u003c\/li\u003e \u003cli\u003eCommercial electrical rooms requiring a reliable main-disconnect or feeder protection\u003c\/li\u003e \u003cli\u003ePanel builders and service teams looking for a Siemens-compatible replacement or upgrade in 3-pole, 600 V systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThe CND63B800H is purpose-built to integrate smoothly with Siemens distribution panels and switchgear, delivering predictable performance and straightforward serviceability. The three-pole design ensures balanced protection across all phases, reducing the risk of phase imbalance and equipment damage. Built for durability in challenging environments, it’s a dependable choice for safeguarding large loads, motors, and feeders where uptime matters.\u003c\/p\u003e \u003ch3\u003eReal-world applications and benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrongmain disconnects\u003e in large commercial or industrial panels where a single, reliable 3-phase protection point is essential\u003c\/strongmain\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongfeeder protection\u003e for three-phase equipment and heavy-duty machinery, helping to limit damage during faults\u003c\/strongfeeder\u003e\u003c\/li\u003e \u003cli\u003e\u003cstrongsystem reliability\u003e by preventing cascading failures in electrical distribution networks\u003c\/strongsystem\u003e\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eDesigned for use in Siemens-compatible distribution systems, the CND63B800H should be installed in panels and enclosures that support 3-pole, 600 V circuit protection. Confirm compatibility with your existing bus arrangement and termination hardware, and follow manufacturer torque specifications for secure connections. This unit serves as a robust option for upgrading or replacing existing high-current protection in 3-phase installations.\u003c\/p\u003e \u003ch3\u003ePractical considerations for buyers\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIdeal for facilities requiring reliable 800 A protection on 3-phase feeders\u003c\/li\u003e \u003cli\u003eChoose this model when a Siemens-compatible, high-current MCCB is needed to maintain a consistent protection strategy across your distribution network\u003c\/li\u003e \u003cli\u003eVerify system voltage and three-phase configuration to ensure correct deployment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423718592674,"sku":"CND63B800H","price":14643.0,"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\/siemens-cnd63b800h","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}