{"product_id":"siemens-ngb3b125b-circuit-breaker-trusted-supplier","title":"NGB3B125B | Siemens VL Series NGB 3-Pole 125A 600V Molded Case Circuit Breaker","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe Siemens NGB3B125B is a three-pole molded case circuit breaker designed for reliable protection in three-phase electrical distribution systems. It is rated at 125 amps and 600 volts and uses a bolt-on mounting method for secure panelboard installation.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.9752%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eNew \/ Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eCircuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eNGB3B125B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eMolded Case Circuit Breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eSeries \/ Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eBreaker Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eNGB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eNumber of Poles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003e3 Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003e125 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003e600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eTrip Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eLI (Long-Time, Instantaneous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eProtection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eThermal Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eInterrupting Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003e25 kA @ 480 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003ePanelboard Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eBolt-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eReverse Feed Suitable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.9016%;\"\u003e\u003cstrong\u003eTerminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 69.7736%;\"\u003eLoad-Side Lugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About NGB3B125B\u003cspan data-sheets-root=\"1\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe NGB3B125B is a molded case circuit breaker from the Siemens VL Series engineered for dependable protection of three-phase power systems. It incorporates a thermal-magnetic trip unit with long-time and instantaneous characteristics to protect against overloads and short-circuit conditions. The breaker is designed for panelboard mounting with bolt-on connections, providing secure mechanical and electrical installation. It is commonly used in commercial and industrial distribution systems where standard interrupting capacity and flexible system configuration, including reverse feed capability, are required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThree-pole configuration: Provides coordinated protection for three-phase electrical circuits.\u003c\/li\u003e\n\u003cli\u003e125 amp current rating: Suitable for feeder and branch circuit protection in commercial and industrial applications.\u003c\/li\u003e\n\u003cli\u003eThermal-magnetic LI trip unit: Delivers reliable overload and instantaneous short-circuit protection.\u003c\/li\u003e\n\u003cli\u003e25 kA interrupting capacity: Ensures effective fault interruption at 480V systems.\u003c\/li\u003e\n\u003cli\u003eBolt-on panelboard mounting: Enables secure and stable installation within Siemens panelboards.\u003c\/li\u003e\n\u003cli\u003eReverse feed capability: Supports flexible electrical system designs and layouts.\u003c\/li\u003e\n\u003cli\u003eVL Series compatibility: Designed to integrate seamlessly with Siemens VL power distribution equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe NGB3B125B delivers the reliability and precision required for consistent three-phase circuit protection in Siemens VL Series electrical distribution systems.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48507900657962,"sku":"NGB3B125B","price":634.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/SB-NGB3B125B-1_750a7c10-2bfa-4ac0-b62e-bc7d57a68682.jpg?v=1716412309","url":"https:\/\/iqelectro.com\/products\/siemens-ngb3b125b-circuit-breaker-trusted-supplier","provider":"IQElectro","version":"1.0","type":"link"}