{"product_id":"siemens-3va5340-6ef31-0aa0-400a-3p-500v-circuit-breaker","title":"Siemens 3VA5340-6EF31-0AA0 Circuit Breaker, 400A, 3-Pole, 500V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens 3VA5340-6EF31-0AA0\u003c\/strong\u003e is a rugged, three-pole circuit breaker designed for demanding industrial electrical service, maintenance, and replacement projects. With a 400 A rating and a 500 V operating capability, it provides reliable overcurrent protection for three-phase power systems in manufacturing, processing, and heavy equipment environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e delivers balanced protection across all phases, simplifying wiring in Siemens-compatible switchgear and panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e400 A continuous rating\u003c\/strong\u003e accommodates high-current feeders and motor circuits typical in industrial facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e500 V maximum voltage\u003c\/strong\u003e aligns with common industrial power distribution systems, supporting safe, reliable operation in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart-number driven compatibility\u003c\/strong\u003e \u003cem\u003everify fit by part number\u003c\/em\u003e 3VA5340-6EF31-0AA0 against your specific application requirements to ensure proper function and mounting.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted for service, maintenance, and replacement\u003c\/strong\u003e projects, enabling seamless upgrades or replacements in existing panels without major redesigns.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens engineering and support\u003c\/strong\u003e—know you’re sourcing a device designed to work within Siemens’ ecosystem, with straightforward sourcing and documentation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEasy field replacement\u003c\/strong\u003e for compatible Siemens panels, helping minimize downtime and keep critical operations running smoothly.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain protection for factory switchboards and distribution panels powering conveyors, pumps, and automation gear.\u003c\/li\u003e \u003cli\u003eProtection solution for heavy machinery and motor control centers in manufacturing lines and processing plants.\u003c\/li\u003e \u003cli\u003eRetrofit or upgrade projects where a reliable, compatible Siemens breaker is required to meet current electrical codes and performance expectations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this is the right choice for your project\u003c\/h3\u003e\n\u003cp\u003eChoosing a Siemens 3VA5340-6EF31-0AA0 circuit breaker means aligning with a trusted industrial standard. Its three-pole design ensures comprehensive phase protection, while the 400 A rating supports robust demand scenarios. The 500 V rating makes it suitable for a broad range of industrial power networks, so you can confidently protect feeders, motors, and critical loads without oversizing components or compromising safety.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eNote: Verify fit by part number and application requirements before purchasing. If you need help confirming compatibility with your panel or installation, send a message and we’ll assist with a precise cross-check to ensure the device matches your system’s specifications.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46416092790946,"sku":"3VA5340-6EF31-0AA0","price":11169.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-3va5340-6ef31-0aa0-circuit-breaker-400a-3-pole-500v-breakers-717.webp?v=1789235427","url":"https:\/\/www.ampstate.com\/products\/siemens-3va5340-6ef31-0aa0-400a-3p-500v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}