{"product_id":"njl631150-circuit-breaker","title":"NJL631150 | Circuit Breaker | 150A | 3-Pole | 600V | 30kA | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the NJL631150 industrial circuit breaker—a rugged, field-ready protection device designed for 3‑phase systems up to 600V. With a \u003cstrong\u003e150A\u003c\/strong\u003e rating and a \u003cstrong\u003e30kA interrupting capacity\u003c\/strong\u003e, it delivers reliable, fast-acting protection for motors, MCCs, and panelboards in demanding environments.\u003c\/p\u003e \u003cp\u003eKey advantages that set this unit apart:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt‑on mounting\u003c\/strong\u003e: A sturdy, vibration‑tolerant installation approach that simplifies retrofits, replacements, and service upgrades in existing panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree‑pole protection\u003c\/strong\u003e: Simultaneous disconnection of all three phases ensures balanced shutdown and prevents partial faults that can damage equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh interrupting capacity\u003c\/strong\u003e: 30kA short‑circuit capability supports protection in heavy motor loads and high‑fault scenarios.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V system compatibility\u003c\/strong\u003e: Designed for industrial environments where 3‑phase power is common, including manufacturing lines and data centers’ electrical rooms.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTypical use cases\u003c\/p\u003e \u003cul\u003e \u003cli\u003eRetrofitting or replacing aging breakers in existing switchgear and panelboards where the NJL631150 matches the original spec.\u003c\/li\u003e \u003cli\u003eProtection for 3‑phase motors, conveyors, pumps, and other heavy equipment operating at up to 600V.\u003c\/li\u003e \u003cli\u003eNew installations in control panels or MCCs that require a robust bolt‑on, 3‑pole solution with clear margin for fault current.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant compatibility note: Always confirm fit and ratings before ordering. The part number NJL631150 is the most reliable reference for ensuring you’re matching the right device to your panel or switchgear.\u003c\/p\u003e \u003cp\u003eTechnical snapshot\u003c\/p\u003e \u003cul\u003e \u003cli\u003eAmperage: 150A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003eInterrupting Rating: 30kA\u003c\/li\u003e \u003cli\u003eMounting: Bolt‑On\u003c\/li\u003e \u003cli\u003ePart Number: NJL631150\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical guidance for installation and maintenance\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBefore installation, verify system voltage and current requirements align with 150A and 600V ratings.\u003c\/li\u003e \u003cli\u003eEnsure secure bolt‑on mounting using the manufacturer’s torque specs to maintain proper electrical continuity and mechanical integrity.\u003c\/li\u003e \u003cli\u003eUse in conjunction with appropriate enclosures, wiring, and overcurrent protection coordination to achieve selective protection and reduce unnecessary outages.\u003c\/li\u003e \u003cli\u003eFor replacements, keep the exact part number handy to avoid mismatches with panelboards or MCCs that call for NJL631150.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46424399675554,"sku":"NJL631150","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/njl631150-circuit-breaker-150a-3-pole-600v-30ka-bolt-604.webp?v=1789352572","url":"https:\/\/www.ampstate.com\/products\/njl631150-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}