{"product_id":"square-d-hja36070upyp","title":"Square D HJA36070UPYP 70A 3-Pole 600 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HJA36070UPYP 70 A, 3-Pole, 600 V Circuit Breaker Potential Transformer—a robust protection solution built for demanding three-phase power systems. This Square D device combines precise current interruption with the reliability you expect from a legacy electrical protection line, making it a dependable choice for industrial panels, controllers, and heavy machinery feeders.\u003c\/p\u003e \u003cp\u003eDesigned to guard your most important equipment from overloads, short circuits, and fault events, this 70 A circuit breaker offers clean, predictable tripping across all three phases. The 3-pole configuration ensures synchronized protection, reducing phase imbalance and protecting motors, transformers, and other high-load assets that demand coordinated fault clearing. With a 600 V rating, it’s well-suited for common industrial distribution networks, giving you ample headroom for safety margins and future expansion.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCurrent rating: 70 A\u003c\/li\u003e \u003cli\u003ePoles: 3 (three-phase protection)\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003eBrand and model: Square D HJA36070UPYP\u003c\/li\u003e \u003cli\u003eFunction: Circuit breaker with potential transformer compatibility for enhanced system monitoring\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat sets this unit apart\u003c\/h3\u003e\n\u003cp\u003eUnlike generic protection devices, the HJA36070UPYP is purpose-built for Square D panels and compatible distribution gear, offering dependable replacement performance and long-term reliability. The 3-pole configuration delivers true three-phase protection, which is critical for avoiding motor stall, uneven loading, and transformer stress. The potential transformer integration angle provides better visibility into system health, helping you capture accurate measurements and improve protection coordination in larger electrical installations.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial facilities with three-phase motors (conveyors, pumps, compressors) where coordinated phase protection is essential\u003c\/li\u003e \u003cli\u003eElectrical rooms and control panels in manufacturing environments requiring reliable feeder protection\u003c\/li\u003e \u003cli\u003eData centers or large equipment rooms with demanding load profiles that benefit from solid protection and monitoring readiness\u003c\/li\u003e \u003cli\u003eReplacement parts for legacy Square D installations where panel compatibility and serviceability matter\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy it matters for your operation\u003c\/h3\u003e\n\u003cp\u003eProtecting critical loads not only prevents equipment damage but also minimizes unscheduled downtime and extends asset life. The 70 A rating is well-suited for medium-scale feeders and motor circuits, providing a balanced combination of protection and manageability. The 600 V capability accommodates a wide range of industrial distribution schemes, giving you flexibility as your system evolves. Combined with potential transformer considerations, this breaker helps you achieve better fault reporting and monitoring, supporting proactive maintenance and smarter energy management.\u003c\/p\u003e \u003ch3\u003eInstallation and maintenance tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility with the HJA36070UPYP model before replacement to ensure a proper fit and secure mounting\u003c\/li\u003e \u003cli\u003eFollow standard electrical installations for three-phase breakers, including correct torque settings and bus bar alignment\u003c\/li\u003e \u003cli\u003eUse as part of a coordinated protection scheme—pair with upstream protective devices to maximize fault clearing efficiency\u003c\/li\u003e \u003cli\u003eSchedule routine inspections to confirm the breaker’s trip characteristics and response times are within acceptable tolerances\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Square D HJA36070UPYP 70 A, 3-Pole, 600 V Circuit Breaker Potential Transformer is a purpose-built protection solution for serious three-phase power environments. It delivers reliable interruption, synchronized three-phase protection, and alignment with monitoring-ready configurations—helping you keep critical equipment safe, minimize downtime, and maintain clear visibility into your electrical system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423187751074,"sku":"HJA36070UPYP","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-hja36070upyp","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}