{"product_id":"siemens-lm3b600","title":"Siemens LM3B600 600A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens LM3B600 600A 3-Pole 600 V Circuit Breaker — a trusted, heavy-duty overcurrent protection device engineered for demanding three-phase power systems. With a 600 A current rating and a 600 V maximum, this LM3B600 unit delivers reliable, balanced protection for industrial and commercial electrical distributions, while keeping installation compact with a three-pole configuration.\u003c\/p\u003e \u003ch3\u003eWhy this Siemens LM3B600 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDirectly identified by part number LM3B600, ensuring authentic Siemens performance\u003c\/li\u003e \u003cli\u003e3-pole design provides balanced protection across all three phases in a three-phase system\u003c\/li\u003e \u003cli\u003e600 A current rating protects feeders and downstream equipment from overloads\u003c\/li\u003e \u003cli\u003e600 V voltage rating suitable for common industrial and commercial distribution networks\u003c\/li\u003e \u003cli\u003eDurable, dependable protection designed for use in demanding environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain protection breaker in 3-phase distribution panels and switchgear up to 600 V\u003c\/li\u003e \u003cli\u003eReplacement or retrofit for older Siemens 600 A, 3-pole installations to restore reliable protection\u003c\/li\u003e \u003cli\u003eProtects large motors, feeders, and critical downstream equipment in industrial settings\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCurrent rating: 600 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003ePart number: LM3B600\u003c\/li\u003e \u003cli\u003eProduct type: Circuit breaker\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoosing the Siemens LM3B600 means investing in precise three-phase protection that minimizes downtime and safeguards costly equipment. It’s the right fit for professionals who design, install, and maintain robust electrical distribution systems where reliability and compatibility with Siemens LM3 family components matter most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423113072802,"sku":"LM3B600","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-lm3b600-600a-3-pole-600-v-circuit-breaker-467.webp?v=1789271323","url":"https:\/\/www.ampstate.com\/products\/siemens-lm3b600","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}