{"product_id":"siemens-neb3b090b-90a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens NEB3B090B - 90 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens NEB3B090B is a 90 Amp, 600 Volt, 3-pole bolt-on molded case circuit breaker designed to protect branch circuits in panelboards and load centers with precision and reliability.\u003c\/p\u003e \u003cp\u003eBuilt for environments where vibration and demanding loads are common, this bolt-on unit delivers a secure, rigid bus connection that stays tight, even under heavy use. The thermal-magnetic trip unit combines fast response to short circuits with stable, repeatable protection as the temperature and load vary, helping avoid nuisance trips while still safeguarding equipment.\u003c\/p\u003e \u003ch3\u003eWhy it matters for your electrical system\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003eThree-pole design protects three-phase circuits consistently, ensuring balanced protection across all phases.\u003c\/li\u003e\n\u003cli\u003eBolt-on mounting offers a robust connection ideal for panelboards in commercial spaces, industrial facilities, and busy residential projects.\u003c\/li\u003e\n\u003cli\u003eRated for up to 600V, suitable for a wide range of equipment from motors to lighting and distribution feeders.\u003c\/li\u003e\n\u003cli\u003eCompatible with matching Siemens OEM load centers and panelboards, making it a precise replacement or upgrade for existing installations.\u003c\/li\u003e\n\u003cli\u003eDesigned for branch circuit overcurrent and short-circuit protection, helping prevent damage and downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003eManufacturer: Siemens\u003c\/li\u003e\n\u003cli\u003ePart Number: NEB3B090B\u003c\/li\u003e\n\u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e\n\u003cli\u003eAmperage Rating: 90A\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 600V\u003c\/li\u003e\n\u003cli\u003eNumber of Poles: 3\u003c\/li\u003e\n\u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e\n\u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and installation considerations\u003c\/h3\u003e \u003cp\u003eIdeal for panelboards and load centers in:\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eResidential and light commercial service panels that require a reliable three-phase protection with a bolt-on connection.\u003c\/li\u003e\n\u003cli\u003eCommercial spaces such as offices or retail outlets with three-phase equipment that demand robust, vibration-resistant protection.\u003c\/li\u003e\n\u003cli\u003eLight industrial environments where equipment vibration or cabling movement could loosen less secure connections.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips: verify your panelboard accepts bolt-on molded-case breakers, ensure the bus connection is clean and free of debris, and follow Siemens installation guidelines for torque and alignment to maintain the integrity of the protective trip system.\u003c\/p\u003e \u003ch3\u003eBottom line\u003c\/h3\u003e \u003cp\u003eThe Siemens NEB3B090B delivers precise, dependable branch-circuit protection for three-phase systems up to 600V. With bolt-on mounting for a secure bus connection, a thermal-magnetic trip unit for stable protection, and compatibility with Siemens OEM load centers, it's a thoughtful, durable choice for protecting critical electrical infrastructure in homes, businesses, and light industrial settings.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355136839842,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-neb3b090b-90-a-600-v-3-pole-bolt-on-circuit-breaker-510.webp?v=1788734488","url":"https:\/\/www.ampstate.com\/products\/siemens-neb3b090b-90a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}