{"product_id":"abb-es-3p-50a-circuit-breaker","title":"ABB | ES-3P-50A | Circuit Breaker | 50A | 3-Pole | 480V","description":"\u003cdiv\u003e\n\u003cp\u003eABB ES-3P-50A is a 3-pole circuit breaker engineered for dependable overcurrent protection in 480V, three-phase electrical networks. This device shines in maintenance, retrofit, and replacement projects where exact electrical specifications are required to keep panels and downstream equipment protected.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 50 A\u003c\/li\u003e \u003cli\u003ePoles: 3-Pole\u003c\/li\u003e \u003cli\u003eVoltage rating: 480 V\u003c\/li\u003e \u003cli\u003eReference: part number ES-3P-50A\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters for your system\u003c\/h3\u003e\n\u003cp\u003eIn a three-phase distribution setup, a 50-amp, 3-pole breaker protects wiring and downstream devices by interrupting fault currents. Using the exact ABB ES-3P-50A ensures you preserve proper trip characteristics and coordination with other protective devices, helping minimize nuisance trips while maintaining reliable protection for your equipment.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance: replace aging or failed breakers in 480V panels without altering the existing bus configuration.\u003c\/li\u003e \u003cli\u003eRetrofit: update protection schemes to a known ABB specification for consistent performance.\u003c\/li\u003e \u003cli\u003eReplacement: keep a ready spare on hand to minimize downtime during repairs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cp\u003eAlways confirm fit and ratings before ordering. The part number ES-3P-50A is the most reliable reference for compatibility with your panel and protection setup. Verify that your system operates at 480V and uses a 3-pole configuration to ensure seamless integration.\u003c\/p\u003e \u003cp\u003ePractical tips: maintain precise records of the exact part numbers for future replacements, store spare breakers in an organized location, and double-check panel labeling after installation to ensure accurate protection mapping.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46427167424674,"sku":"ES-3P-50A","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/abb-es-3p-50a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}