{"product_id":"siemens-hhld63b250-circuit-breaker","title":"Siemens | HHLD63B250 | Circuit Breaker | 250A | 3-Pole | 600V","description":"\u003cdiv\u003eSiemens HHLD63B250 is a purpose-built circuit breaker engineered for serious electrical systems that demand dependable protection and easy serviceability. With a 250-ampere rating, three poles, and a 600-volt maximum, this unit is designed to guard multi‑phase circuits in industrial, commercial, and retrofit environments where exact specifications matter. Key specifications at a glance\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 250A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference\u003c\/strong\u003e: HHLD63B250\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrimary use\u003c\/strong\u003e: maintenance, retrofit, and replacement projects requiring precise compatibility\u003c\/li\u003e\n\u003c\/ul\u003e Why this Siemens breaker stands out\n- Exact-fit protection for 3‑phase, 600V systems: The 3-pole configuration provides coordinated trip across all phases, helping to prevent cascading faults and minimize downtime during faults.\n- Reliable replacement option: When updating or refurbishing panels that previously used HHLD63B250 family parts, this unit preserves form factor and electrical characteristics, reducing installation risk.\n- Clear compatibility reference: The part number HHLD63B250 is the most reliable guide to matching panel boards, bus configurations, and spare-part inventories. Ideal use cases\n- Maintenance and service: Swap in this 250A, 3-pole breaker during routine maintenance to restore peak reliability quickly.\n- Retrofit and modernization: Upgrade legacy panels to a robust 600V protection scheme without overhauling the enclosure or wiring layout.\n- Replacement scenarios: When a previous HHLD63B250 or equivalent Siemens breaker fails, this unit provides a like-for-like substitute that preserves electrical performance and safety margins. How it solves common problems\n- Reduces downtime with straightforward replacement using the exact part reference, so panel downtime is minimized and maintenance cycles stay on track.\n- Improves safety and reliability by delivering consistent, coordinated protection across three phases at a standard 600V rating.\n- Simplifies ordering and logistics: with the HHLD63B250 part number as the primary compatibility reference, you’ll spend less time chasing mismatched specifications. Practical installation and care tips\n- Before ordering, confirm that your panel or enclosure supports a 3-pole, 600V, 250A breaker in the HHLD63B250 family footprint.\n- Use the HHLD63B250 as the primary compatibility reference to ensure bus configuration and mounting align with existing hardware.\n- Keep a spare on hand for critical upgrade or maintenance projects to minimize unexpected downtime. Who this is for\n- Electrical maintenance teams and plant engineers responsible for reliability in industrial environments.\n- Contractors performing panel retrofits or replacements where exact Siemens specifications are required.\n- Inventory managers seeking a precise, upgrade-friendly solution for Siemens-based protection schemes. In short, the Siemens HHLD63B250 circuit breaker delivers targeted, high-availability protection for 3‑phase 600V systems at 250A, with a design that facilitates quick, accurate replacements and smooth retrofits.\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427486584994,"sku":"HHLD63B250","price":34881.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hhld63b250-circuit-breaker-250a-3-pole-600v-771.webp?v=1789730109","url":"https:\/\/www.ampstate.com\/products\/siemens-hhld63b250-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}