{"product_id":"siemens-lm3b500","title":"Siemens LM3B500 500A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens LM3B500 is a rugged, industrial-grade circuit breaker designed to protect large 3‑phase power systems. With a 500 A current rating and a 3‑pole configuration, this unit provides synchronized interruption across all phases in 600 V distribution networks. Part Number LM3B500, it’s built to integrate seamlessly into Siemens panels and replacement circuits that rely on Siemens reliability.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent rating:\u003c\/strong\u003e 500 A — capable of safeguarding heavy loads and main feeders in demanding industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole configuration:\u003c\/strong\u003e 3‑pole — ensures coordinated protection for all three phases in three‑phase systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V — suitable for a wide range of industrial electrical installations and power distribution schemas.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand and compatibility:\u003c\/strong\u003e Siemens LM3B500—designed for compatibility with Siemens panels and OEM installations, making it a reliable replacement option within Siemens‑ecosystem environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios include protecting main feeders in manufacturing facilities, large commercial buildings, and other industrial installations that run three‑phase equipment at voltages up to 600 V. The LM3B500 helps prevent equipment damage, uptime losses, and electrical fire risks by cutting current quickly when faults occur.\u003c\/p\u003e \u003cp\u003eWhy choose this Siemens breaker? It delivers the confidence of Siemens engineering for dependable protection, straightforward integration in existing Siemens deployments, and a robust build suited to continuous operation in challenging settings. When replacing a damaged or aging breaker, LM3B500 provides a straightforward path to restore reliable overcurrent protection without compromising system compatibility or performance.\u003c\/p\u003e \u003cp\u003ePractical considerations for installation and replacement:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify that your panel or distribution arrangement supports a 3‑pole, 600 V device and that the mechanical footprint matches the existing breaker cavity.\u003c\/li\u003e \u003cli\u003eConfirm the part number LM3B500 aligns with your installation specification and any required trip characteristics for your load profile.\u003c\/li\u003e \u003cli\u003eConsult your Siemens catalog or technical data for installation guidance, mounting orientation, and terminal wiring practices to ensure a proper, secure connection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn summary, the Siemens LM3B500 500A 3‑Pole 600 V Circuit Breaker is a purpose-built solution for robust three‑phase protection in industrial power systems, offering seamless compatibility within Siemens ecosystems, and concrete, real‑world benefits like improved uptime and safer, more controllable electrical distribution.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423113171106,"sku":"LM3B500","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/siemens-lm3b500","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}