{"product_id":"siemens-heb3b030b-30a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens HEB3B030B - 30 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens HEB3B030B — a sturdy 30A, 600V, 3-pole bolt-on molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. Built for real-world reliability, this unit keeps critical electrical systems safe and running smoothly in demanding environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e delivers a rigid, vibration-resistant bus connection, reducing loosening and arcing in installations subject to movement or vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection against both overloads and short circuits, helping minimize nuisance trips while safeguarding downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e supports balanced three-phase circuits, ensuring coordinated tripping across all conductors for motors and other three-phase loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V rating\u003c\/strong\u003e makes it suitable for commercial and light industrial applications, while remaining compatible with matching OEM load centers and panelboards for seamless replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable molded case construction\u003c\/strong\u003e offers long-term protection in standard panel installations and aligns with OEM specifications for reliable field service.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal applications and scenarios\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eResidential projects that require robust, three-phase protection in compatible panelboards.\u003c\/li\u003e \u003cli\u003eCommercial spaces such as offices and retail settings where stable protection for branch circuits is essential.\u003c\/li\u003e \u003cli\u003eLight industrial environments with motors and other three-phase equipment that benefit from coordinated trip behavior.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith direct OEM compatibility, this breaker simplifies replacement and upgrades in existing Siemens and partner load centers. Its bolt-on design, combined with a thermal-magnetic trip, delivers precise protection tailored to real-world electrical demand — helping you protect wiring, reduce downtime, and extend the life of connected equipment.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: HEB3B030B\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 30A\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\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349798244514,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-heb3b030b-30-a-600-v-3-pole-bolt-on-circuit-breaker-905.webp?v=1788729352","url":"https:\/\/www.ampstate.com\/products\/siemens-heb3b030b-30a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}