{"product_id":"siemens-3va5220-6ed61-0aa0","title":"Siemens 3VA5220-6ED61-0AA0 0A 2-Pole 3 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens 3VA5220-6ED61-0AA0 0A 2-Pole 3 V Circuit Breaker Potential Transformer — a compact, integrated solution that combines protection and voltage sensing for streamlined panel design. Built for Siemens ecosystems, this part is designed to simplify wiring and improve reliability in space-constrained electrical assemblies.\u003c\/p\u003e \u003ch3\u003eWhy this unit stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: 3VA5220-6ED61-0AA0 — exact replacement for compatible Siemens installations, ensuring seamless interoperability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole configuration\u003c\/strong\u003e — two poles provide coordinated protection and sensing across a single device, reducing panel complexity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating\u003c\/strong\u003e: 0 A — specified for sensing\/monitoring scenarios where current handling is not carried by the unit itself, aligning with protection-and-sensing applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating\u003c\/strong\u003e: 3 V — designed for low-voltage sensing circuits, enabling direct feed to relays, meters, or control systems without added transformers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntegrated protection and sensing\u003c\/strong\u003e — combines circuit-breaking capability with a built-in potential transformer to deliver a voltage-sense output for protective relays and metering directly from the device.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical benefits\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePanel optimization\u003c\/strong\u003e — ideal for control panels and switchgear where space is at a premium, since protection and voltage sensing are consolidated in one module.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProtection relay interfaces\u003c\/strong\u003e — provides a low-voltage sensing signal (3 V) suitable for feeding protective relays or metering equipment without extra wiring or external transformers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSystem simplification\u003c\/strong\u003e — reduces the number of individual components in the cabinet by pairing a breaker with a potential transformer, cutting installation time and potential wiring errors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance-friendly design\u003c\/strong\u003e — a single part supports both protection and measurement pathways, simplifying diagnostics and replacements during preventive maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEngineers and panel builders working within Siemens-compatible architectures\u003c\/li\u003e \u003cli\u003eIndustrial facilities needing compact, reliable protection with voltage sensing for monitoring systems\u003c\/li\u003e \u003cli\u003eRetrofits or consolidations where combining functions minimizes cabinet footprint and wiring complexity\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat sets it apart from alternatives\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConsolidation of two critical functions—circuit protection and voltage sensing—into a single, Siemens-rated unit, which can simplify installation and reduce point-of-use components.\u003c\/li\u003e \u003cli\u003eLow-voltage sensing output built directly into the device, enabling straightforward integration with relays and meters without the need for separate potential transformers.\u003c\/li\u003e \u003cli\u003eClear part-number alignment (3VA5220-6ED61-0AA0) ensures compatibility with existing Siemens panels and spare-part inventories, facilitating reliable replacements and stock management.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for professionals who value precise compatibility, clear operational benefits, and a streamlined footprint, the Siemens 3VA5220-6ED61-0AA0 0A 2-Pole 3 V Circuit Breaker Potential Transformer is a practical choice for modern electrical installations where protection and sensing work together efficiently. Use it in appropriate Siemens-based systems to simplify wiring, reduce cabinet clutter, and maintain accurate voltage sensing for protection relays and metering applications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423171858594,"sku":"3VA5220-6ED61-0AA0","price":7512.0,"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-3va5220-6ed61-0aa0","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}