{"product_id":"siemens-3va6340-7hn31-0aa0-400a-3p-600v-circuit-breaker","title":"Siemens 3VA6340-7HN31-0AA0 Circuit Breaker, 400A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens 3VA6340-7HN31-0AA0\u003c\/strong\u003e is a rugged, industrial-grade circuit breaker designed to protect complex power systems in service, maintenance, and replacement projects. With a 3-pole configuration rated for 400 A and capable of handling up to 600 V, this device delivers reliable overcurrent protection for 3-phase electrical distribution in demanding environments. Use the exact part number 3VA6340-7HN31-0AA0 to confirm compatibility with your application and panel specifications.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 400 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 600 V\u003c\/li\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: 3VA6340-7HN31-0AA0\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker essential\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCertified industrial protection:\u003c\/strong\u003e engineered to interrupt fault currents in three-phase power systems, helping safeguard equipment and personnel in manufacturing, processing, and heavy industry environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable Siemens build quality:\u003c\/strong\u003e backed by Siemens engineering and global service support, ensuring dependable operation and a long service life in demanding conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility cue.\u003c\/strong\u003e the exact part number 3VA6340-7HN31-0AA0 provides a straightforward way to verify fit for your specific panel and electrical architecture.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacement and upgrade of aging 3-phase protection in industrial panels and motor feeders\u003c\/li\u003e \u003cli\u003eService and maintenance projects where 600 V class protection is required\u003c\/li\u003e \u003cli\u003eNew installations in systems that require a robust 3-pole, 400 A solution for critical loads\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways verify fit by cross-checking the part number (3VA6340-7HN31-0AA0) against your application requirements and panel specifications.\u003c\/li\u003e \u003cli\u003eEnsure the system is a 3-phase configuration compatible with a 600 V distribution environment.\u003c\/li\u003e \u003cli\u003ePlan for coordinated protection with downstream devices and follow wiring and mounting guidelines from Siemens documentation for the 3VA series.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose Siemens 3VA6340-7HN31-0AA0\u003c\/h3\u003e\n\u003cp\u003eWhen reliability and precision matter, Siemens delivers. This 3VA6340-7HN31-0AA0 breaker combines strong dimensional stability, predictable tripping behavior, and ease of integration into established Siemens protection schemes. For facilities investing in uptime, having a clearly identifiable, compatible 400 A, 3-pole, 600 V circuit breaker helps streamline maintenance planning, reduce downtime, and simplify future spares management.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415883665570,"sku":"3VA6340-7HN31-0AA0","price":10513.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-3va6340-7hn31-0aa0-circuit-breaker-400a-3-pole-600v-breakers-182.webp?v=1789207144","url":"https:\/\/www.ampstate.com\/products\/siemens-3va6340-7hn31-0aa0-400a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}