{"product_id":"siemens-3va5195-5ec31-0aa0","title":"Siemens 3VA5195-5EC31-0AA0 0A 3-Pole 3 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens 3VA5195-5EC31-0AA0, a purpose-built, three-pole device that fuses a circuit breaker with a built-in potential transformer. Designed for three-phase systems, this compact unit provides reliable protection while delivering local voltage sensing to protective relays and meters.\u003c\/p\u003e \u003cp\u003eThe 3VA5195-5EC31-0AA0 supports a 0 A current rating and a 3 V voltage rating, making it suitable for applications where precise, low-current sensing is required in conjunction with switching protection. With three poles, it covers all phases in a standard three-phase setup, simplifying wiring and panel layout.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 3VA5195-5EC31-0AA0\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 0 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 3 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Circuit Breaker with integrated Potential Transformer (PT)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this integrated Siemens unit stands out\u003c\/h3\u003e\n\u003cp\u003eCombining protection and sensing in one enclosure reduces installation complexity, minimizes wiring, and speeds up commissioning. The integrated potential transformer provides accurate auxiliary voltage for metering and relay logic without requiring separate PT components. This translates into tighter protection coordination and easier maintenance in busy control panels.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThree-phase switchgear and control panels where local voltage sensing is needed for relays and meters\u003c\/li\u003e \u003cli\u003eIndustrial automation environments that require compact protection + measurement solutions\u003c\/li\u003e \u003cli\u003eRetrofits in existing installations where space or wiring convenience is a constraint\u003c\/li\u003e \u003cli\u003eLab and testing setups for relay testing and calibration with a ready-built PT supply\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for installation and care\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify the device is compatible with your panel’s voltage and protection scheme before installation\u003c\/li\u003e \u003cli\u003eFollow Siemens wiring diagrams to connect the potential transformer to the control relays and metering equipment\u003c\/li\u003e \u003cli\u003eEnsure secure mounting and proper clearance for three-pole devices to maintain reliable operation\u003c\/li\u003e \u003cli\u003ePeriodically check connections and inspect for signs of wear in high-traffic electrical panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor engineers and technicians designing robust protection schemes, the Siemens 3VA5195-5EC31-0AA0 offers a compact, integrated solution that aligns with modern control architectures. Tap into reliable Siemens engineering for streamlined protection, accurate sensing, and efficient panel layouts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423172350114,"sku":"3VA5195-5EC31-0AA0","price":2401.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-3va5195-5ec31-0aa0-0a-3-pole-v-circuit-breaker-potential-596.webp?v=1789278593","url":"https:\/\/www.ampstate.com\/products\/siemens-3va5195-5ec31-0aa0","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}