{"product_id":"abb-s202u-k0-5","title":"ABB S202U-K0.5 0.5A 2-Pole 240 V Circuit Breaker Potential Transformer","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the ABB S202U-K0.5 0.5A 2-Pole 240 V Circuit Breaker Potential Transformer—a compact, dependable protection device engineered for precise control in modern electrical panels. Built by ABB, this part (S202U-K0.5) delivers a 0.5 A current rating across two poles at up to 240 V, making it an ideal choice for safeguarding low-current circuits and instrumentation in both industrial and commercial environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e S202U-K0.5\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 0.5 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Circuit breaker designed for use with systems that involve potential transformers and measurement circuits\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eDesigned for reliability in demanding environments\u003c\/h3\u003e\n\u003cp\u003eWith ABB’s engineering heritage, the S202U-K0.5 delivers consistent protection in control panels, switchboards, and industrial installations. The two-pole configuration ensures simultaneous isolation for both conductors, promoting safer maintenance and clearer fault indication in integrated electrical systems.\u003c\/p\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtection of low-current instrumentation and control loops in manufacturing lines\u003c\/li\u003e \u003cli\u003eProtection of sensing circuits within building automation and energy-management setups\u003c\/li\u003e \u003cli\u003eRetrofits in legacy panels that require ABB-grade protection with a compact footprint\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThis ABB S202U-K0.5 pairs a precise 0.5 A rating with rugged construction and ABB’s signature reliability. Its 240 V rating covers a broad range of standard electrical systems, while the 2-pole design provides straightforward, predictable protection for both legs of the circuit—reducing the risk of latent faults in critical instrumentation paths.\u003c\/p\u003e \u003ch3\u003eTips for installation and optimal performance\u003c\/h3\u003e\n\u003cp\u003eEnsure compatibility with your panel and follow applicable electrical codes during installation. Verify busbar configuration and mounting style for the S202U family, and keep a spare on hand to minimize downtime during maintenance or replacements. When paired with measurement-focused setups that use potential transformers, this breaker offers dependable protection without compromising monitoring accuracy.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46423147577506,"sku":"S202U-K0.5","price":510.0,"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\/abb-s202u-k0-5","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}