{"product_id":"siemens-ef3m030-circuit-breaker","title":"Siemens | EF3M030 | Circuit Breaker | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens EF3M030, a purpose-built 3-pole circuit breaker designed for robust protection in industrial and commercial electrical panels. With a precise 600V rating, this unit is built to handle three-phase systems with confidence, delivering reliable interrupting performance when it matters most.\u003c\/p\u003e \u003cp\u003eKey reasons to choose the EF3M030:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e (3-Pole) provides coordinated protection across all three phases, reducing the risk of unbalanced faults and enhancing system safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V rating\u003c\/strong\u003e ensures compatibility with common high-voltage three-phase distributions found in industrial environments, machinery, and power distribution panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact part reference\u003c\/strong\u003e — the EF3M030 is the identifying reference for compatibility, making it ideal for maintenance, retrofit, and replacement projects where precise specs matter.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliability you can count on\u003c\/strong\u003e from Siemens, a long-standing leader in electrical protection solutions, designed to deliver consistent trip characteristics and dependable performance over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWho is this ideal for?\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFacilities managers and technicians performing panel maintenance or retrofits who need a guaranteed spec match.\u003c\/li\u003e \u003cli\u003eEngineers upgrading or replacing aging protection devices in 3-phase 600V systems.\u003c\/li\u003e \u003cli\u003eElectrical contractors sourcing a reliable, field-proven breaker for new installations requiring a 3-pole, 600V solution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eHow this product solves real problems\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eEliminates guesswork\u003c\/strong\u003e by aligning precisely with the part number EF3M030, ensuring fit, footprint, and electrical ratings match the original equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStreamlines maintenance and replacements\u003c\/strong\u003e with a readily referenceable specification, reducing downtime and installation ambiguity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eImproves safety and protection\u003c\/strong\u003e by delivering coordinated tripping across all phases, helping protect connected equipment and drive systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUsage guidance and practical notes\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering to ensure seamless integration with your panel and other protection devices.\u003c\/li\u003e \u003cli\u003eUse in applications that require a 3-pole, 600V protective device to guard three-phase circuits against overloads and short circuits.\u003c\/li\u003e \u003cli\u003eKeep the part number EF3M030 as the primary reference when checking compatibility with panels, bus configurations, and auxiliary accessories.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eSpecification snapshot\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e EF3M030\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427522629794,"sku":"EF3M030","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/siemens-ef3m030-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}