{"product_id":"siemens-nd63b800-circuit-breaker","title":"Siemens | ND63B800 | Circuit Breaker | 800A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens ND63B800 Circuit Breaker\u003c\/strong\u003e — a reliable 800A, 3‑pole solution designed for heavy‑duty industrial electrical distribution. Built to protect three‑phase systems at up to 600V, it’s an ideal choice for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 800A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage rating: 600V\u003c\/li\u003e \u003cli\u003ePart number: ND63B800\u003c\/li\u003e \u003cli\u003eApplication focus: maintenance, retrofit, and replacement scenarios where precise compatibility is required\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned to safeguard three‑phase loads, the ND63B800 delivers dependable overcurrent protection essential for preventing equipment damage and downtime in demanding environments. Its 800A rating is tuned for robust distribution panels and equipment clusters, offering a dependable safeguard for motors, drives, and control circuits within 600V networks.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and service replacements on existing Siemens panel configurations\u003c\/li\u003e \u003cli\u003eRetrofit projects that require a precise 800A, 3‑pole, 600V solution\u003c\/li\u003e \u003cli\u003eNew installations where a Siemens ND63B800‑compatible circuit breaker is specified\u003c\/li\u003e \u003cli\u003eIndustrial settings such as manufacturing floors, processing lines, and data centers requiring solid three‑phase protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cp\u003eNote: Confirm fit and ratings before ordering. The part number is the best reference for compatibility. For reliable installation, consult your electrical documentation and have a qualified electrician handle the replacement to ensure proper mounting, wiring, and adherence to local safety codes.\u003c\/p\u003e \u003ch3\u003ePractical tips for optimal use\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eKeep a record of the ND63B800 part number for future maintenance and replacements\u003c\/li\u003e \u003cli\u003ePair with compatible Siemens panels and feeders that match the 600V, 800A, 3‑pole specification\u003c\/li\u003e \u003cli\u003eDocument any protect‑point settings and trip characteristics during commissioning to simplify future servicing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427474821282,"sku":"ND63B800","price":36981.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-nd63b800-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}