{"product_id":"square-d-hjl36100u44xaabc","title":"Square D HJL36100U44XAABC 100A 3-Pole 600 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D HJL36100U44XAABC 100A 3-Pole 600 V Circuit Breaker Potential Transformer — a trusted protection device crafted for demanding three-phase power systems. With a 100 A current rating, 3 poles, and a 600 V maximum rating, this breaker is built to safeguard industrial and commercial electrical networks while facilitating reliable, coordinated trip performance across all phases.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HJL36100U44XAABC\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePotential Transformer compatibility:\u003c\/strong\u003e designed to support configurations used in metering and protection schemes that rely on voltage sensing\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in real-world scenarios: a three-pole design ensures synchronized protection across all phases, reducing the risk of phase imbalances and equipment damage during faults. The 100 A rating is well-suited for protecting feeders and larger branch circuits, while the 600 V capability makes it a practical choice for many industrial and commercial installations that operate at higher voltages.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial feeders\u003c\/strong\u003e protecting three-phase distribution lines in manufacturing facilities, processing plants, and warehouses.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePanel and enclosure upgrades\u003c\/strong\u003e where Square D compatibility and a specific part number streamline procurement and maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProtection with monitoring\u003c\/strong\u003e in systems that utilize potential transformers for relays or metering, enabling accurate voltage sensing alongside overcurrent protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho should consider this breaker: electrical engineers, facility managers, and panel builders who work with 600 V three-phase power and require a proven, field-tested Square D component with a clear part number for reliable replacement and ongoing serviceability.\u003c\/p\u003e \u003cp\u003ePractical guidance for deployment and care: verify that the 100 A rating aligns with your load calculations and conductor sizing, confirm panel compatibility with the HJL36100U44XAABC, and maintain clear labeling to simplify future maintenance. When integrating into a protection scheme, plan for coordination with adjacent protective devices and ensure voltage-sensing arrangements via the associated potential transformer configuration are correctly implemented.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423294476450,"sku":"HJL36100U44XAABC","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hjl36100u44xaabc-100a-3-pole-600-v-circuit-breaker-potential-502.webp?v=1789293082","url":"https:\/\/www.ampstate.com\/products\/square-d-hjl36100u44xaabc","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}