{"product_id":"eaton-wms3d20","title":"Eaton WMS3D20 20A 3-Pole 480 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton WMS3D20, a rugged 3-pole circuit breaker built to protect 480V three‑phase systems. With a 20A current rating and part number WMS3D20, this unit is designed for reliable overcurrent protection in demanding industrial environments, from motor control centers to complex distribution panels.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 20 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e WMS3D20\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this model stands out in a busy electrical room:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑phase protection in one package:\u003c\/strong\u003e The 3‑pole design ensures synchronized interruption across all phases, reducing the risk of unbalanced loads and equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial‑grade reliability:\u003c\/strong\u003e Built for continuous operation in demanding environments, it delivers consistent performance where uptime matters most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility and procurement:\u003c\/strong\u003e As the Eaton WMS3D20, it integrates smoothly with Eaton panels and distribution architectures, simplifying installation and future maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise suitability for 480V systems:\u003c\/strong\u003e Optimized for medium‑voltage plant distribution, wiring closets, and MCCs that operate at four‑ to five‑digit amperage demands.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios include retrofitting aging infrastructure, protecting feeders to motors and reactors, and stocking spare breakers for quick replacements in 480V, three‑phase facilities. This model is especially well suited for manufacturers, data centers with stringent reliability needs, and industrial engineers who value a trusted, long‑lasting protection solution from a reputable brand.\u003c\/p\u003e \u003cp\u003ePractical considerations for installation and operation:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eEnsure proper compatibility with Eaton panels and bus configurations to maintain warranty and performance.\u003c\/li\u003e \u003cli\u003eFollow standard electrical codes and torque guidelines during terminal connections to guarantee secure, low‑resistance terminations.\u003c\/li\u003e \u003cli\u003eUse as part of a broader protection scheme that includes appropriate metering and protection coordination for robust system safety.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Eaton WMS3D20 20A 3‑Pole 480V circuit breaker when you need dependable, straightforward three‑phase protection that aligns with Eaton’s legacy of quality and ease of maintenance. A practical, durable choice for modern industrial power distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46423136862370,"sku":"WMS3D20","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-wms3d20-20a-3-pole-480-v-circuit-breaker-potential-transformer-453.webp?v=1789274157","url":"https:\/\/www.ampstate.com\/products\/eaton-wms3d20","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}