{"product_id":"eaton-nzmh2-af250-na","title":"Eaton NZMH2-AF250-NA 250A 3-Pole 690 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for demanding industrial power systems, the \u003cstrong\u003eEaton NZMH2-AF250-NA\u003c\/strong\u003e 250A 3-Pole 690 V Circuit Breaker delivers reliable overcurrent protection for large 3-phase feeders. This high-capacity unit is designed to safely interrupt faults and minimize downstream damage, keeping essential motors, transformers, and distribution equipment protected in busy facilities.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCurrent rating: 250 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage rating: 690 V\u003c\/li\u003e \u003cli\u003ePart number: NZMH2-AF250-NA\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the Eaton NZMH2-AF250-NA stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e3-pole configuration ensures balanced protection across all phases, preventing neutral or phase imbalances that can stress equipment.\u003c\/li\u003e \u003cli\u003eHigh-current capability (250 A) makes it suitable for large machine feeds, heavy motors, and substantial distribution circuits in industrial settings.\u003c\/li\u003e \u003cli\u003e690 V ratings open up compatibility with commercial and industrial power systems that require robust protection at higher voltages.\u003c\/li\u003e \u003cli\u003ePart of Eaton’s trusted line, delivering dependable interruption performance when faults occur, helping to reduce downtime and equipment wear.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cp\u003eUse the Eaton NZMH2-AF250-NA as the main protective device in 3-phase electrical panels, motor control centers, and large feeder circuits where reliable protection at up to 690 V is essential. It’s well-suited for manufacturing lines, processing facilities, and other environments that require durable, high-current circuit protection without sacrificing control and distribution reliability.\u003c\/p\u003e \u003ch3\u003eHow it fits into your protection strategy\u003c\/h3\u003e\n\u003cp\u003eBy delivering coordinated, predictable interruption during overcurrent or fault conditions, this 250 A 3-pole breaker helps maintain system stability and protects critical assets. It’s a practical choice when upgrading aging panels, integrating new lines, or standardizing protection across multiple work areas with consistent Eaton components.\u003c\/p\u003e \u003ch3\u003eInstallation and maintenance tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFollow all local electrical codes and Eaton installation guidelines to ensure correct mounting and wiring.\u003c\/li\u003e \u003cli\u003eVerify all connections are torqued to the manufacturer’s specifications to maintain reliable performance over time.\u003c\/li\u003e \u003cli\u003ePlan routine inspections to check for signs of wear or arcing, and replace the unit if any damage is detected.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eReady to safeguard your high-energy, three-phase power layout with trusted protection? The \u003cstrong\u003eEaton NZMH2-AF250-NA\u003c\/strong\u003e 250A 3-Pole 690 V Circuit Breaker is built to meet the demands of demanding industrial environments while offering clear, decisive protection for your critical equipment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46423640375458,"sku":"NZMH2-AF250-NA","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton-nzmh2-af250-na-250a-3-pole-690-v-circuit-breaker-225.webp?v=1789322384","url":"https:\/\/www.ampstate.com\/products\/eaton-nzmh2-af250-na","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}