{"product_id":"eaton-nzmn3-ae250-na-269299-molded-case-circuit-breaker","title":"Eaton NZMN3-AE250-NA \/ 269299 Molded Case Circuit Breaker, 250A, 3-Pole, Electronic Trip","description":"\u003cp\u003eThe \u003cstrong\u003eEaton NZMN3-AE250-NA\u003c\/strong\u003e, manufacturer \u003cstrong\u003eArticle no. 269299\u003c\/strong\u003e, is a three-pole molded case circuit breaker (MCCB) from the NZM3 frame family, designed for system, cable, feeder, and branch circuit protection. Rated at 250A, this fixed-installation circuit breaker features an electronic trip unit with adjustable overload protection from 125A to 250A and instantaneous short-circuit protection adjustable from 2 to 11 times the rated current. The electronic release incorporates RMS current measurement and thermal memory for overload protection. The device features front screw connections, a standard toggle lever, and compatibility with optional motor operators.\u003c\/p\u003e\n\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 13px; margin-top: 20px; font-family: sans-serif;\"\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; width: 35%; color: #333; line-height: 1.5; vertical-align: top;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555; line-height: 1.5; vertical-align: top;\"\u003eEaton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003ePart no.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eNZMN3-AE250-NA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eArticle no.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e269299\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eProduct Series \/ Frame\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eNZM Series \/ NZM3 Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eMolded Case Circuit Breaker (MCCB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eProtective Function\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eSystem and Cable Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eNumber of Poles\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e3-Pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eRated Uninterrupted Current (In\/Iu)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e250 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eRelease System\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eElectronic Trip Unit with RMS Measurement and Thermal Memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eOverload Trip Setting (Ir)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e125–250 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eInstantaneous Short-Circuit Setting (Ii)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e2–11 × In (500–2750 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eRated Operational Voltage (IEC)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e690 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eMaximum Voltage Rating (UL\/CSA)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e600 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eUltimate Breaking Capacity (IEC Icu)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e85 kA at 240 V AC; 50 kA at 400\/415 V AC; 35 kA at 440 V AC; 25 kA at 525 V AC; 20 kA at 690 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eService Breaking Capacity (IEC Ics)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e50 kA at 400\/415 V AC; 35 kA at 440 V AC; 13 kA at 525 V AC; 5 kA at 690 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eShort-Circuit Current Rating (UL\/CSA)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e85 kA at 240 V AC; 42 kA at 480 V AC; 35 kA at 600 V AC (60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eRated Short-Time Withstand Current (Icw)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e3.3 kA at 0.3 s and 1 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eRated Insulation Voltage (Ui)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e1000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eRated Impulse Withstand Voltage (Uimp)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e8 kV (Main Contacts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eUtilization Category\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eCategory A (IEC\/EN 60947-2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eInstallation Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eFixed Installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eMain Circuit Connection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eFront Screw Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eOperating Mechanism\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eToggle Lever; Optional Motor Operator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eIngress Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eIP20 (Circuit Breaker)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e-25°C to +70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e-40°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eMechanical Endurance\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e15,000 Operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eDimensions (W × H × D)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eApproximately 140 × 275 × 166 mm (Manufacturer Dimensional Drawing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003e6.34 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e0e0e0;\"\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eApplicable Standards\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eUL 489; CSA C22.2 No. 5-09; IEC 60947-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 10px; background-color: #f9f9f9; font-weight: bold; color: #333;\"\u003eNorth American Certifications\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 10px; color: #555;\"\u003eUL Listed (File E31593); CSA Certified (File 022086)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eTypical Applications:\u003c\/strong\u003e The Eaton NZMN3-AE250-NA is suitable for industrial and commercial electrical distribution systems requiring adjustable circuit protection. Manufacturer-specified applications include feeder circuits, branch circuits, and system and cable protection. Its electronic trip system allows overload and instantaneous short-circuit settings to be configured according to equipment requirements and protection coordination studies.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eB2B Sourcing \u0026amp; Replacement Support:\u003c\/strong\u003e Apexon Supply provides industrial sourcing and replacement procurement assistance for the Eaton NZMN3-AE250-NA molded case circuit breaker and related NZM-series protection equipment. Before ordering, buyers should confirm the NZM3 frame, rated current, electronic trip characteristics, adjustable protection settings, rated voltage, short-circuit breaking capacity, and connection configuration. IEC and UL\/CSA electrical ratings must be evaluated according to the applicable installation standards.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eRequest a Quote:\u003c\/strong\u003e Contact Apexon Supply with \u003cstrong\u003ePart no. NZMN3-AE250-NA\u003c\/strong\u003e, \u003cstrong\u003eArticle no. 269299\u003c\/strong\u003e, required quantity, and application requirements for B2B quotation, replacement sourcing, or industrial electrical procurement support.\u003c\/p\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":47292855058711,"sku":"NZMN3-AE250","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/eaton-fuses-nzmn3-ae250-eaton-nzmn3-ae250-146782-circuit-breaker-electronic-1212532853.jpg?v=1766637697","url":"https:\/\/www.apexonsupply.com\/products\/eaton-nzmn3-ae250-na-269299-molded-case-circuit-breaker","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}