{"product_id":"siemens-ngb3b080b-80a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens NGB3B080B - 80 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens NGB3B080B is a bolt-on molded case circuit breaker designed to deliver dependable branch-circuit overcurrent and short-circuit protection for panelboards and load centers. With an 80A rating and a 600V insulation rating, this 3-pole unit is built to handle three-phase protection in demanding residential, commercial, and light industrial environments.\u003c\/p\u003e \u003ch3\u003eWhy this bolt-on breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration‑resistant bus connection that helps maintain reliable protection even in equipment-heavy or vibration-prone installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by combining overload sensing with magnetic short-circuit response, minimizing nuisance trips while quickly reacting to faults.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e ensures a seamless fit with Siemens panelboards and load centers, making replacements straightforward and performance dependable.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suited for residential, commercial, and light industrial use, enabling one breaker to cover a range of protection needs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V rating\u003c\/strong\u003e supports common distribution systems in professional settings, providing a safe and effective protection solution for higher voltage circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design\u003c\/strong\u003e accommodates three-phase circuits, delivering balanced protection across all conductors and simplifying panel planning in multi‑phase environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: NGB3B080B\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 80A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eInstalling or upgrading protection in Siemens panelboards and load centers, ensuring compatible, reliable operation.\u003c\/li\u003e \u003cli\u003eProtecting three-phase branch circuits in small commercial spaces or light industrial enclosures.\u003c\/li\u003e \u003cli\u003eReplacing aging or undersized breakers in compatible systems to improve safety and fault response.\u003c\/li\u003e \u003cli\u003eImplementing robust protection in environments with equipment vibration where a secure connection matters most.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical installation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConfirm that your panel is designed for bolt-on molded case breakers and that the bus arrangement matches Siemens NGB series mounting.\u003c\/li\u003e \u003cli\u003ePower down the system and follow all electrical codes and Siemens installation guidelines for safe handling and alignment.\u003c\/li\u003e \u003cli\u003eMount and secure the breaker to ensure full bus engagement and stable electrical contact, then verify that all connections remain tight during operation.\u003c\/li\u003e \u003cli\u003eUse this unit as part of a coordinated protection strategy within OEM-enabled load centers to maintain optimal coordination and trip performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe Siemens NGB3B080B combines robust mechanical mounting with dependable thermal-magnetic protection, delivering clear advantages for professionals seeking reliable, compatible branch-circuit protection in panelboards and load centers. Add it to your Siemens-compatible enclosure to safeguard three-phase circuits with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355138904226,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ngb3b080b-80-a-600-v-3-pole-bolt-on-circuit-breaker-877.webp?v=1788734857","url":"https:\/\/www.ampstate.com\/products\/siemens-ngb3b080b-80a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}