{"product_id":"siemens-lgb3b035b-circuit-breaker","title":"Siemens | LGB3B035B | Circuit Breaker | 35A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens LGB3B035B Circuit Breaker—the reliable 3-pole protection solution for demanding 480V three-phase systems. With a 35A rating, this unit is designed for precise overcurrent protection in commercial and industrial applications, offering dependable performance for motor feeders, distribution panels, and retrofit projects.\u003c\/p\u003e \u003ch2\u003eWhy choose the Siemens LGB3B035B\u003c\/h2\u003e\n\u003cp\u003eThis circuit breaker isn’t just a component—it's a carefully engineered protection device built to maintain power reliability in busy electrical environments. Its three-pole design ensures simultaneous protection across all phases in a 3-phase circuit, reducing the risk of imbalanced loads and unexpected outages. When your system runs on 480V, you need a breaker that can handle the voltage while reliably interrupting fault currents at the right time.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 35A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e LGB3B035B\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat problems it solves\u003c\/h2\u003e\n\u003cp\u003eIn industrial settings, protecting motors, feeders, and distribution circuits from overloads and short circuits is critical. The LGB3B035B provides targeted protection for 3-phase systems operating at 480V, helping prevent equipment damage, unplanned downtime, and costly repairs. Its rated 35A capacity is well-suited for circuits that require reliable protection without frequent nuisance trips.\u003c\/p\u003e \u003ch2\u003eCompatibility and installation considerations\u003c\/h2\u003e\n\u003cp\u003eBefore ordering, confirm compatibility with your panel and system ratings. The part number LGB3B035B is the most reliable reference for matching the exact Siemens circuit breaker you need. If you’re upgrading or replacing an existing unit, ensure your panel configuration supports a 3-pole, 480V protection device and that the amperage matches your load calculations.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eThree-phase motor feeders in manufacturing or processing facilities\u003c\/li\u003e \u003cli\u003eProtection for 480V distribution panels in commercial buildings\u003c\/li\u003e \u003cli\u003eRetrofit projects where exact Siemens part numbers ensure seamless compatibility\u003c\/li\u003e \u003cli\u003eBack-up protection for critical 3-phase circuits in data centers or industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical tips for deployment\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003ePair this breaker with compatible Siemens disconnects and enclosures designed for 3-pole, 480V protection to ensure reliable mounting and safe operation.\u003c\/li\u003e \u003cli\u003eVerify load calculations to ensure the 35A rating aligns with startup currents and continuous loads to minimize nuisance trips.\u003c\/li\u003e \u003cli\u003eDocument the exact part number in maintenance logs to streamline future replacements or retrofits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424801509538,"sku":"LGB3B035B","price":915.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-lgb3b035b-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}