{"product_id":"siemens-f3b090","title":"Siemens F3B090 90A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for reliable three‑phase protection, the Siemens \u003cstrong\u003eF3B090\u003c\/strong\u003e 90A \u003cstrong\u003e3‑Pole\u003c\/strong\u003e \u003cstrong\u003e600 V Circuit Breaker\u003c\/strong\u003e delivers precise overcurrent protection for commercial and light‑industrial electrical systems. Designed to integrate seamlessly into Siemens panels and distribution setups, it ensures consistent trip performance across all three phases when overloads or short circuits occur.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e F3B090\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 90 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Siemens\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this 3‑pole breaker stands out\u003c\/h3\u003e\n\u003cp\u003eIn three‑phase systems, every phase matters. The \u003cstrong\u003eF3B090\u003c\/strong\u003e protects all three conductors simultaneously, helping prevent imbalanced loads and reducing the risk of equipment damage. Its Siemens design emphasizes dependable tripping characteristics, ensuring your motors, transformers, and feeders shut down safely when faults occur. This is more than a component—it's part of a disciplined approach to electrical safety and uptime in demanding environments.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree‑phase motor circuits in manufacturing floors or conveyors\u003c\/li\u003e \u003cli\u003eMain distribution panels in commercial buildings that power HVAC, lighting, and outlets\u003c\/li\u003e \u003cli\u003eProtection for industrial machinery and control panels in service rooms\u003c\/li\u003e \u003cli\u003eHVAC equipment and refrigeration systems where stable three‑phase protection is critical\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for installation and operation\u003c\/h3\u003e\n\u003cp\u003eUse this breaker where a \u003cstrong\u003ethree‑pole, 90 A, 600 V\u003c\/strong\u003e protection device is required. Before installation, verify panel compatibility and consult local electrical codes. Ensure proper wiring practices and torque specifications per the Siemens guidelines, and test functionality after installation to confirm reliable tripping behavior under fault conditions.\u003c\/p\u003e \u003cp\u003eDiscover dependable, site‑ready protection with the Siemens \u003cstrong\u003eF3B090\u003c\/strong\u003e—a purpose‑built choice for safeguarding three‑phase electrical systems with clarity, accuracy, and confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423255187618,"sku":"F3B090","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/siemens-f3b090","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}