{"product_id":"square-d-hja36150uhyp","title":"Square D HJA36150UHYP 150A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\u0026lt; p \u0026gt;\u003cstrong\u003eSquare D HJA36150UHYP 150A 3-Pole 600 V Circuit Breaker\u003c\/strong\u003e is a purpose-built protector for three-phase electrical systems, designed to safeguard industrial and commercial power distribution with precise, dependable performance. Built around the part number HJA36150UHYP, this 150-amp, three-pole breaker is optimized for circuits operating up to 600 volts, delivering reliable protection for motor loads, panelboards, and distribution equipment in demanding environments. \u003ch3\u003eWhy this Square D circuit breaker stands out\u003c\/h3\u003e\n\u003cp\u003eWhen your system runs three-phase equipment—think motors, pumps, and HVAC drives—theSquare D HJA36150UHYP provides targeted protection against overloads and short circuits. Its three-pole design ensures synchronized interruption across all phases, helping to prevent phase-to-phase faults and equipment damage. Choosing a breaker from Square D means compatibility with a wide range of Square D panels and MCCBs, simplifying maintenance and stocking with a familiar, consistent component family.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3 (three-pole configuration)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e up to 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HJA36150UHYP\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\/family:\u003c\/strong\u003e Square D\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial and commercial panels housing three-phase equipment such as motors, conveyors, and pumps\u003c\/li\u003e \u003cli\u003eMain service disconnects in facilities that operate on 3-phase power\u003c\/li\u003e \u003cli\u003eMotor control centers and distribution boards where consistent trip performance is critical\u003c\/li\u003e \u003cli\u003eMaintenance-friendly replacements for existing Square D installations, ensuring system-wide compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical benefits for operators and technicians\u003c\/h3\u003e\n\u003cp\u003eWith the Square D HJA36150UHYP, you gain a dependable layer of protection that helps minimize unplanned downtime. By interrupting fault currents promptly and safely, it reduces the risk of equipment damage and electrical hazards in high-demand environments. The three-pole configuration ensures balanced protection across all phases, which is essential for maintaining motor performance and extending the life of three-phase loads.\u003c\/p\u003e \u003ch3\u003eHow to choose and maximize performance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility: ensure the HJA36150UHYP fits your Square D panelboard or MCCB lineup and matches your system’s interrupt requirements.\u003c\/li\u003e \u003cli\u003eConductor sizing and torque: align wiring gauge with panel specifications and apply the correct torque to terminals during installation to maintain a solid, low-impedance connection.\u003c\/li\u003e \u003cli\u003eSpare parts strategy: keep a small stock of part-number-specific breakers for quick replacement and minimized downtime during outages or maintenance.\u003c\/li\u003e \u003cli\u003eSystem planning: pair this 150 A, 3-pole unit with other protective devices to create a layered safety approach for critical loads and motor circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re modernizing a facility’s electrical distribution or stocking replacement parts for a maintenance program, the Square D HJA36150UHYP 150A 3-Pole 600 V Circuit Breaker delivers focused, dependable protection for three-phase systems. Its combination of capacity, configuration, and brand compatibility makes it a strategic choice for protecting heavy-duty equipment and keeping power in operation where it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423182934178,"sku":"HJA36150UHYP","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hja36150uhyp-150a-3-pole-600-v-circuit-breaker-747.webp?v=1789279921","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36150uhyp","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}