{"product_id":"square-d-hja36070sjyp","title":"Square D HJA36070SJYP 70A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HJA36070SJYP 70 A 3-Pole 600 V Circuit Breaker—a durable, reliable protection device engineered for demanding three-phase electrical systems. With a 70 A current rating and a 3-pole design, this breaker is built to guard large loads while keeping your power distribution safe and stable in environments up to 600 V.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HJA36070SJYP\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 70 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\n\u003c\/ul\u003e \u003ch3\u003eKey advantages of the Square D HJA36070SJYP\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection:\u003c\/strong\u003e The 3-pole design provides balanced protection across all phases, reducing the risk of unbalanced loads and electrical faults in industrial or commercial power systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMeets mid-range protection needs:\u003c\/strong\u003e 70 A rating makes it suitable for medium-load feeders and motor circuits, helping prevent equipment damage from overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHeavy-duty performance at higher voltages:\u003c\/strong\u003e Rated for up to 600 V, it’s designed to handle the demands of robust electrical distributions and three-phase equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSamely consistent interruption:\u003c\/strong\u003e Engineered to interrupt fault currents promptly, helping minimize downtime and potential damage to downstream devices.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtection for three-phase motors and conveyors in manufacturing or processing facilities\u003c\/li\u003e \u003cli\u003ePower distribution feeders in commercial HVAC or large climate-control systems\u003c\/li\u003e \u003cli\u003eThree-phase feeders for data centers or server rooms with demanding load profiles\u003c\/li\u003e \u003cli\u003eControl panels and equipment enclosures where reliable, common-trip protection is essential\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility\u003c\/h3\u003e\n\u003cp\u003eDesigned for systems designed around Square D circuit protection, the HJA36070SJYP is a practical choice for panels and enclosures that support 3-pole 600 V breakers. When wiring, ensure the circuit’s conductor size and insulation are appropriate for 70 A loads, and confirm that the overall installation complies with local electrical codes and standards. This breaker is intended to sit in appropriate enclosures that accommodate its 3-pole, 600 V configuration and provide safe access for maintenance and testing.\u003c\/p\u003e \u003ch3\u003eMaintenance, safety, and best practices\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInspect for signs of wear, overheating, or corrosion during routine maintenance appointments.\u003c\/li\u003e \u003cli\u003eVerify terminations are secure and torque values align with manufacturer guidelines and panel requirements.\u003c\/li\u003e \u003cli\u003eReplace any unit that shows frequent nuisance trips or physical damage, and re-evaluate system protection needs if load profiles change.\u003c\/li\u003e \u003cli\u003eKeep the enclosure closed and clearly labeled to prevent accidental contact and ensure safe operation during service.\u003c\/li\u003e \u003cli\u003eFollow all local electrical codes and safety procedures when installing, testing, or replacing the breaker.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor reliable three-phase protection in demanding 600 V environments, the Square D HJA36070SJYP 70 A 3-Pole 600 V Circuit Breaker offers a precise balance of capacity, protection, and rugged construction. If your system requires robust, balanced interruption across all phases, this breaker delivers the performance and peace of mind you need.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423188635810,"sku":"HJA36070SJYP","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-hja36070sjyp","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}