{"product_id":"siemens-ced63a040l-40a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens CED63A040L - 40 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003eSiemens CED63A040L — a 40A, 600V, 3-pole bolt-on molded case circuit breaker engineered to safeguard panelboards and load centers from overcurrent and short-circuit events. Designed for dependable protection in residential, commercial, and light industrial applications, this unit combines robust mounting with precise, repeatable trip performance to keep electrical systems safe and reliable. \u003ch2\u003eWhy the CED63A040L stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e delivers a rigid, vibration-resistant bus connection, minimizing loosening risks in active electrical environments and ensuring consistent protection where panels experience movement or vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides fast, predictable response to overloads and short circuits, with stable protection across varying loads and temperatures — helping to prevent nuisance tripping while safeguarding circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design for 3-phase systems\u003c\/strong\u003e and a \u003cstrong\u003e40A rating\u003c\/strong\u003e make it ideal for distributing moderate three-phase loads in commercial spaces, light industrial equipment, and modern multi-circuit panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V voltage rating\u003c\/strong\u003e supports a wide range of distribution setups, enabling reliable protection for both low- and mid-voltage panel networks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible selection\u003c\/strong\u003e engineered to align with Siemens’ own load centers and panelboards, reducing compatibility risks and simplifying replacement or retrofit projects.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile installation\u003c\/strong\u003e suitable for panelboards, load centers, and branch circuits where consistent, code-compliant protection matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases and practical scenarios\u003c\/h3\u003e\n\u003cp\u003eUse the Siemens CED63A040L when you need dependable branch-circuit protection for three-phase loads in a shared electrical room, or when retrofitting older panels that require a bolt-on solution with strong bus connections. It’s well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eNew commercial electrical rooms with compact but demanding panel layouts\u003c\/li\u003e \u003cli\u003eLight industrial equipment feeds where vibration and uptime are critical\u003c\/li\u003e \u003cli\u003eResidential-commercial hybrids that demand consistent protection across shared panelboards\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHow it compares to alternatives\u003c\/h3\u003e\n\u003cp\u003eCompared with other mounting styles, the bolt-on design of the CED63A040L emphasizes a secure, low-resistance connection that remains stable under vibration and thermal cycling. Its thermal-magnetic trip unit provides a balanced protection profile that minimizes nuisance trips while responding decisively to genuine faults. When paired with compatible Siemens load centers, it delivers streamlined maintenance and reliable coordination within your electrical distribution system.\u003c\/p\u003e \u003ch3\u003eInstallation and maintenance tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify panelboard compatibility with the CED63A040L’s bolt-on footprint and bus connection before replacement or installation.\u003c\/li\u003e \u003cli\u003eEnsure secure torque on mounting hardware to preserve the integrity of the bus connection in environments with vibration or recirculating loads.\u003c\/li\u003e \u003cli\u003eRegularly test the trip function in accordance with local electrical codes and maintenance schedules to confirm reliable operation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: CED63A040L\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 40A\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\u003eApplications: 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":46349773963426,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-ced63a040l-40-a-600-v-3-pole-bolt-on-circuit-breaker-541.webp?v=1788723239","url":"https:\/\/www.ampstate.com\/products\/siemens-ced63a040l-40a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}