{"product_id":"siemens-hhjd63b225l-circuit-breaker","title":"Siemens | HHJD63B225L | Circuit Breaker | 225A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HHJD63B225L is a robust circuit breaker built for reliable protection in three-phase power systems. With a 225A rating, 3 poles, and a 600V maximum, this unit is engineered for maintenance, retrofit, and replacement projects where exact specifications matter. The part number HHJD63B225L serves as the strongest reference for compatibility, so verify fit against your panel or switchgear before ordering.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 225 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 3-Pole\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 HHJD63B225L\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntended use:\u003c\/strong\u003e maintenance, retrofit, and replacement in suitable Siemens-certified systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWho this is for and practical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIdeal for three-phase industrial panels, commercial electrical rooms, and service equipment that demand a 225A\/600V protection device.\u003c\/li\u003e \u003cli\u003ePerfect for retrofit projects where existing gear requires the HHJD63B225L specification to maintain system protection and electrical safety.\u003c\/li\u003e \u003cli\u003eSuitable as a replacement for aging or out-of-spec breakers in Siemens-compatible panels, helping minimize downtime during upgrades.\u003c\/li\u003e \u003cli\u003eUseful in applications with motors, pumps, HVAC gear, and other heavy-load equipment that operate on 3-phase power.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThis 3-pole design is tailored for three-phase systems, providing coordinated protection across all live conductors. By aligning with Siemens’ standards, it delivers predictable performance and compatibility with existing Siemens panels and switchgear. The 225A rating supports substantial load profiles while maintaining reliable fault protection, so you can protect wiring, components, and operators without over- or under-tripping.\u003c\/p\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before purchasing. The HHJD63B225L part number is the best reference for compatibility.\u003c\/li\u003e \u003cli\u003eCheck that your panel or switchgear accepts the 3-pole, 600V configuration and that the mounting style matches your enclosure’s requirements.\u003c\/li\u003e \u003cli\u003eWhen planning a retrofit or replacement, document the existing breaker’s specifications and compare them to HHJD63B225L to ensure a seamless swap.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for maximizing performance and longevity\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eSchedule routine inspections of the electrical panel and breakers to catch wear before it impacts protection thresholds.\u003c\/li\u003e \u003cli\u003eKeep spare Siemens-compatible breakers on hand for quick, safe replacements during maintenance windows.\u003c\/li\u003e \u003cli\u003ePair with appropriate protective devices and follow local electrical codes to maintain system integrity and safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427486945442,"sku":"HHJD63B225L","price":11209.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hhjd63b225l-circuit-breaker-225a-3-pole-600v-522.webp?v=1789730184","url":"https:\/\/www.ampstate.com\/products\/siemens-hhjd63b225l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}