{"product_id":"square-d-fh360701121","title":"Square D FH360701121 70A 3-Pole 600 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D FH360701121 is a rugged three‑pole circuit breaker designed to protect demanding 3‑phase power systems in industrial environments. With a 70 A current rating and a 600 V voltage limit, this device delivers reliable fault interruption to safeguard motors, transformers, and critical control electronics from short-circuit and overload conditions.\u003c\/p\u003e \u003cp\u003eIdeal for applications where precise protection and integration with monitoring systems matter, the FH360701121 is built to work within Square D panel ecosystems and to support potential transformer (PT) based metering and relay interfaces. This makes it a practical choice for coordinated protection schemes that rely on accurate voltage sensing and timely trips across all three phases.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 70 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 (three‑phase protection)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct family:\u003c\/strong\u003e Square D, model FH360701121\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSpecial feature:\u003c\/strong\u003e Potential transformer compatibility for metering and protection relays\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eSpecific three‑pole configuration ensures synchronized disconnection of all phases, enhancing system safety during faults\u003c\/li\u003e \u003cli\u003e70 A rating accommodates substantial load profiles common in industrial lines while maintaining precise protection characteristics\u003c\/li\u003e \u003cli\u003e600 V rating covers a wide range of commercial and light industrial distribution scenarios, providing versatile protection without over‑specifying hardware\u003c\/li\u003e \u003cli\u003ePotential transformer compatibility enables seamless integration with monitoring, metering, and protection relay networks for improved visibility and coordination\u003c\/li\u003e \u003cli\u003eCompact, reliable construction tailored for Square D panel installations, making replacements and upgrades straightforward for technicians\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree‑phase motor feeders in manufacturing equipment and assembly lines\u003c\/li\u003e \u003cli\u003eProtection for critical loads in distribution panels and switchgear assemblies\u003c\/li\u003e \u003cli\u003eSystems requiring PT‑based metering or relay interfacing for enhanced monitoring and fault awareness\u003c\/li\u003e \u003cli\u003eIndustrial facilities, data centers, and commercial plants where dependable 3‑phase protection is essential\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use and tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify compatibility with your existing Square D panels and protection strategy to ensure optimal performance\u003c\/li\u003e \u003cli\u003eLeverage the potential transformer capability to enable accurate voltage sensing and relay coordination for improved fault isolation\u003c\/li\u003e \u003cli\u003eIn installations with dense enclosures, plan for straightforward access to the FH360701121 for maintenance and inspections\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUpgrade your protection strategy with the FH360701121 to deliver reliable 3‑phase interrupting capability, robust 70 A protection, and PT‑based monitoring support—all in a single, purpose‑built Square D solution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423022829730,"sku":"FH360701121","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-fh360701121","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}