{"product_id":"abb-ka2s4-shunt-trip-internal-accessory-formula-series","title":"ABB KA2S4 Shunt Trip – Internal Accessory – FORMULA Series","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69eb4d5f-7fa0-83e8-afae-2e87d51a4210-24\" data-testid=\"conversation-turn-130\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"16afac15-8eba-4561-99e4-2aae1dee3ebc\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"117\" data-end=\"447\"\u003eThe ABB KA2S4 is a shunt trip internal accessory designed for use with ABB FORMULA series circuit breakers. It enables remote tripping functionality, allowing the breaker to be electrically opened for enhanced safety, control, and system integration in industrial and commercial electrical installations.\u003c\/p\u003e\n\u003cp data-start=\"454\" data-end=\"476\"\u003e\u003cstrong data-start=\"454\" data-end=\"476\"\u003eVoltage and Rating\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"478\" data-end=\"555\"\u003e\n\u003cli data-section-id=\"zdzqxq\" data-start=\"478\" data-end=\"555\"\u003eNot specified (accessory dependent on breaker frame and coil configuration)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"562\" data-end=\"584\"\u003e\u003cstrong data-start=\"562\" data-end=\"584\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"586\" data-end=\"729\"\u003e\n\u003cli data-section-id=\"a92926\" data-start=\"586\" data-end=\"613\"\u003eDevice Type: Shunt Trip\u003c\/li\u003e\n\u003cli data-section-id=\"rn5fog\" data-start=\"614\" data-end=\"652\"\u003ePrimary Type: Internal Accessories\u003c\/li\u003e\n\u003cli data-section-id=\"grmf97\" data-start=\"653\" data-end=\"679\"\u003eSeries: FORMULA Series\u003c\/li\u003e\n\u003cli data-section-id=\"igk972\" data-start=\"680\" data-end=\"729\"\u003eApplication: Remote breaker tripping function\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"736\" data-end=\"764\"\u003e\u003cstrong data-start=\"736\" data-end=\"764\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"766\" data-end=\"893\"\u003e\n\u003cli data-section-id=\"1u4wdjy\" data-start=\"766\" data-end=\"829\"\u003eInstallation Type: Internal accessory for ABB FORMULA MCCBs\u003c\/li\u003e\n\u003cli data-section-id=\"y0m0sm\" data-start=\"830\" data-end=\"893\"\u003eFunction: Electrically trips circuit breaker when energized\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"900\" data-end=\"916\"\u003e\u003cstrong data-start=\"900\" data-end=\"916\"\u003eProduct Data\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"918\" data-end=\"1070\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1wvqgrn\" data-start=\"918\" data-end=\"939\"\u003eManufacturer: ABB\u003c\/li\u003e\n\u003cli data-section-id=\"x7rk1y\" data-start=\"940\" data-end=\"963\"\u003eModel Number: KA2S4\u003c\/li\u003e\n\u003cli data-section-id=\"62mmqm\" data-start=\"964\" data-end=\"986\"\u003ePart Number: KA2S4\u003c\/li\u003e\n\u003cli data-section-id=\"93ykjp\" data-start=\"987\" data-end=\"1009\"\u003eUPC: 8015644000387\u003c\/li\u003e\n\u003cli data-section-id=\"1juq3nq\" data-start=\"1010\" data-end=\"1033\"\u003eNumeric ID: 2510416\u003c\/li\u003e\n\u003cli data-section-id=\"1nuvvsd\" data-start=\"1034\" data-end=\"1070\" data-is-last-node=\"\"\u003eProduct Type: Shunt Trip Accessory\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"ABB","offers":[{"title":"NEW","offer_id":48330704290041,"sku":"KA2S4","price":329.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/70094189_ec2e6637-061f-4e35-9219-fd1c0635b039.webp?v=1777384362","url":"https:\/\/mycircuitbreakers.com\/products\/abb-ka2s4-shunt-trip-internal-accessory-formula-series","provider":"My Circuit Breakers","version":"1.0","type":"link"}