{"product_id":"siemens-ll3b500-circuit-breaker","title":"Siemens | LL3B500 | Circuit Breaker | 500A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cb\u003eSiemens LL3B500 Circuit Breaker\u003c\/b\u003e — a rugged, high-capacity protective device built for demanding electrical systems. This \u003cb\u003e3-Pole\u003c\/b\u003e breaker delivers \u003cb\u003e500A\u003c\/b\u003e and is rated for \u003cb\u003e600V\u003c\/b\u003e, making it a reliable choice for heavy-duty distribution panels, retrofit projects, and planned replacements where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eAmperage:\u003c\/b\u003e 500 A\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePoles:\u003c\/b\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eVoltage rating:\u003c\/b\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens LL3B500 stands out\u003c\/h3\u003e\n\u003cp\u003eDesigned for commercial and industrial environments, the LL3B500 provides robust protection for three-phase circuits. Its \u003cb\u003ethree-pole configuration\u003c\/b\u003e supports comprehensive safeguarding of multi-phase feeders and motors, helping minimize downtime from electrical faults. When you’re upgrading or replacing equipment, this unit’s \u003cb\u003efit-for-purpose specifications\u003c\/b\u003e ensure dependable performance in power distribution or motor-control scenarios.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and retrofit projects where precise \u003cb\u003e500A, 3-Pole, 600V\u003c\/b\u003e specifications are required\u003c\/li\u003e \u003cli\u003eReplacement of aging breakers in large distribution panels and motor control centers\u003c\/li\u003e \u003cli\u003eNew installations in systems designed for Siemens LL3B500 compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow to verify compatibility (practical guidance)\u003c\/h3\u003e\n\u003cp\u003eTo ensure a seamless match, use the part number \u003cb\u003eLL3B500\u003c\/b\u003e as the primary reference for compatibility. Always confirm the panel’s rating and the intended application before ordering, as fit and ratings are critical for safe and compliant operation. If your setup relies on Siemens’ legacy or cross-reference data, the LL3B500 part number remains the strongest compatibility indicator.\u003c\/p\u003e \u003ch3\u003ePractical installation considerations\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePrepare the panel and conductors for a 600V system with appropriate insulation and clearances\u003c\/li\u003e \u003cli\u003eInspect mounting provisions to align with the 3-Pole configuration and ensure secure connections\u003c\/li\u003e \u003cli\u003eDocument the installation with the exact part number (LL3B500) for future maintenance and replacements\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re refreshing a legacy installation, performing a retrofit, or planning a future-ready upgrade, the \u003cb\u003eSiemens LL3B500\u003c\/b\u003e delivers the reliability and precise specifications you need for confident, long-term protection of your three-phase power distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427065483426,"sku":"LL3B500","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/siemens-ll3b500-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}