{"product_id":"square-d-jjl36175sa","title":"Square D JJL36175SA 175A 3-Pole 600 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D JJL36175SA is a rugged three-pole circuit breaker engineered for demanding electrical distribution tasks. With a 175 A current rating and a 600 V maximum, this device provides dependable protection for three-phase feeders and connected equipment while fitting neatly into commercial and light-industrial panels. The JJL36175SA is a solid choice for professionals who value consistent performance and straightforward integration with protection schemes that use potential transformers for metering and control.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole protection\u003c\/strong\u003e: Simultaneously interrupts all three phases to maintain balance, reduce fault energy, and safeguard motors and feeders.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V maximum rating\u003c\/strong\u003e: Designed for typical industrial power systems where higher voltage distribution is common.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e175 A current capacity\u003c\/strong\u003e: Suitable for mid-sized feeders and equipment loads without compromising safety margins.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number JJL36175SA\u003c\/strong\u003e: A precise, compatible fit for Square D distribution panels that support 3-pole devices, ensuring reliable installation and panel consistency.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePotential transformer compatibility\u003c\/strong\u003e: This device integrates well with protection and metering schemes that employ potential transformers, enabling accurate monitoring and relay coordination in complex electrical systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and scenarios\u003c\/h3\u003e\n\u003cp\u003eUse the Square D JJL36175SA in commercial buildings, manufacturing facilities, and industrial plants where three-phase power distribution requires robust overcurrent protection. It’s particularly effective for main feeders, large motors, and critical loads that operate on 600 V three-phase systems. If your setup relies on metering or protection relays that reference potential transformers, this breaker complements those schemes by delivering reliable, coordinated protection in a single, cohesive device.\u003c\/p\u003e \u003ch3\u003ePractical considerations and setup tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePanel compatibility\u003c\/strong\u003e: Confirm that your distribution panel or switchgear accepts 3-pole devices of this rating and style to ensure seamless installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eElectrical connections\u003c\/strong\u003e: Follow torque specifications for terminals to maintain a secure, low-resistance connection and prevent overheating.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSystem protection strategy\u003c\/strong\u003e: Pair this breaker with appropriate relay and metering components that utilize potential transformers for accurate fault detection and measurement data.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance mindset\u003c\/strong\u003e: Regular inspections of connections and clear labeling in the panel help maintain reliability in busy electrical rooms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn summary, the Square D JJL36175SA 175 A 3-Pole 600 V Circuit Breaker offers focused, reliable protection for three-phase power systems, with a design that supports protection schemes involving potential transformers. For electricians and facility engineers seeking a precise, high-capacity protective device that pairs cleanly with Square D panels, this model delivers clear value through straightforward installation, robust performance, and compatibility with common protection and metering configurations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423161012386,"sku":"JJL36175SA","price":7457.0,"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-jjl36175sa","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}