{"product_id":"square-d-hja36125udyp","title":"Square D HJA36125UDYP 125A 3-Pole 600 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003ePowerful, compact, and built for reliability in demanding installations, the Square D HJA36125UDYP is a 125 A, 3-pole circuit breaker with an integrated potential transformer. Rated for 600 V, this device combines robust overcurrent protection with metering and protection-relay compatibility, making it an ideal choice for modern industrial and commercial power distribution systems.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePart Number: HJA36125UDYP\u003c\/li\u003e \u003cli\u003eCurrent rating: 125 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003eIntegrated potential transformer for metering, relay inputs, and protection schemes\u003c\/li\u003e \u003cli\u003eDesigned for use in Square D \/ Schneider Electric panels, switchgear, and feeders\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIntegrated potential transformer reduces field wiring complexity, enabling streamlined protection and monitoring workflows.\u003c\/li\u003e \u003cli\u003eThree-pole configuration provides balanced protection for multi-phase circuits, ideal for motor feeders and distribution panels.\u003c\/li\u003e \u003cli\u003e600 V system compatibility expands its applicability across heavy-duty electrical installations, from manufacturing lines to large HVAC and power distribution feeders.\u003c\/li\u003e \u003cli\u003ePrecise protection with seamless compatibility with protective relays and metering equipment, helping you translate protection actions into actionable system insights.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cp\u003eUse the Square D HJA36125UDYP for serving critical loads in industrial environments, including motor feeders, large lighting and climate control circuits, and other multi-phase distribution paths. It’s particularly well-suited where reliable protection must be paired with accurate real-time monitoring through a potential transformer—enabling clearer diagnostics, easier maintenance, and improved system uptime.\u003c\/p\u003e \u003ch3\u003ePractical benefits and outcomes\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFaster installation with a single device that covers both protection and monitoring needs.\u003c\/li\u003e \u003cli\u003eEnhanced visibility into system conditions through the integrated transformer, supporting more informed decisions during startup, load shifts, and fault events.\u003c\/li\u003e \u003cli\u003eReduced wiring density and simplified panel layouts, freeing space in crowded electrical rooms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat to know before you buy\u003c\/h3\u003e\n\u003cp\u003eEnsure your distribution setup requires a 125 A, 3-pole device with a 600 V rating and that your protection strategy can leverage an integrated potential transformer for metering and relay interfacing. This model is a practical choice for facilities aiming to streamline protection schemes while maintaining robust, scalable protection for feeders and large loads.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423185784994,"sku":"HJA36125UDYP","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hja36125udyp-125a-3-pole-600-v-circuit-breaker-potential-702.webp?v=1789280272","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36125udyp","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}