{"product_id":"siemens-hmg3b800-circuit-breaker","title":"Siemens | HMG3B800 | Circuit Breaker | 800A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HMG3B800 circuit breaker is a purpose-built solution for demanding, three-phase power systems. With an 800-amp rating, a 3-pole configuration, and a 600-volt capacity, it delivers dependable protection for large feeders, service entrances, and heavy-machinery circuits in industrial settings. Designed for maintenance, retrofit, and replacement projects, this unit helps you keep critical equipment safeguarded with exact-spec reliability.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 800 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 3-Pole (three-phase)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference compatibility:\u003c\/strong\u003e Part number HMG3B800 is the most accurate reference for matching replacements\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest use cases:\u003c\/strong\u003e maintenance, retrofit, and replacement in compatible Siemens panels and systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters in real-world scenarios:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection for heavy loads:\u003c\/strong\u003e The 3-pole design ensures simultaneous disconnection of all three phases, preventing phase imbalances that could damage motors and drives.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-capacity reliability:\u003c\/strong\u003e 800 A capacity supports large feeders and robust power distribution without compromising protection or performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile industrial fit:\u003c\/strong\u003e Suitable for a wide range of applications—from manufacturing lines and HVAC systems to data-center infrastructure and process equipment—where 600V systems are standard.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact-match compatibility:\u003c\/strong\u003e Rely on the part number HMG3B800 as the go-to reference to ensure a precise fit and electrical characteristics in your panel.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003ePractical guidance for deployment\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eVerify before ordering:\u003c\/strong\u003e Confirm the breaker’s fit and ratings against your panel or enclosure to avoid mismatches.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlan for retrofit considerations:\u003c\/strong\u003e When upgrading or replacing, ensure mounting, bus connections, and trip characteristics align with the Siemens HMG family’s specifications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDocumentation and safety:\u003c\/strong\u003e Keep documentation handy for maintenance intervals, replacement parts, and compliance review.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for professionals:\u003c\/strong\u003e Electrical engineers, panel technicians, and maintenance teams working with high-capacity, three-phase distributions will find this model aligns with demanding industrial requirements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eEngineered for reliability and designed to integrate smoothly into existing Siemens-compatible systems, the Siemens HMG3B800 circuit breaker offers clear, practical benefits: robust 800A protection, dependable three-pole performance, and a straightforward path to compatibility through the HMG3B800 reference. If your goal is secure, consistent protection for 600V three-phase circuits, this unit delivers with precision and confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427483701410,"sku":"HMG3B800","price":84615.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hmg3b800-circuit-breaker-800a-3-pole-600v-736.webp?v=1789729438","url":"https:\/\/www.ampstate.com\/products\/siemens-hmg3b800-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}