{"product_id":"square-d-qda221251-powerpact-q-molded-case-circuit-breaker-125a-2-pole-thermal-magnetic-i-line-plug-on-240vac-25ka","title":"Square D QDA221251 PowerPact Q Molded Case Circuit Breaker – 125A – 2 Pole – Thermal Magnetic – I-Line Plug-On – 240VAC – 25kA","description":"\u003cp\u003eThe Square D QDA221251 is a PowerPact Q series molded case circuit breaker designed for power distribution applications in I-Line panelboards and switchboards. This 2-pole thermal magnetic circuit breaker provides dependable overload and short-circuit protection with a 125A current rating and a 25kA interrupting capacity at 240VAC. Its I-Line plug-on mounting configuration allows quick installation and reliable operation in commercial, industrial, and institutional electrical distribution systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eElectrical Ratings\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCurrent Rating: 125 A\u003c\/li\u003e\n\u003cli\u003eVoltage Rating: 240 VAC, 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003eNumber of Poles: 2 Pole\u003c\/li\u003e\n\u003cli\u003ePhase Connection: AB (Red\/Yellow Phase)\u003c\/li\u003e\n\u003cli\u003eInterrupting Rating:\n\u003cul\u003e\n\u003cli\u003e25 kA at 240 VAC (UL\/CSA)\u003c\/li\u003e\n\u003cli\u003e10 kA at 240 VAC (IEC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eTrip Setting: 1200–2400 A\u003c\/li\u003e\n\u003cli\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003eContinuous Current Rating: 80%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eProtection and Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrip Technology: Thermal Magnetic\u003c\/li\u003e\n\u003cli\u003eProtection Type:\n\u003cul\u003e\n\u003cli\u003eOverload Protection\u003c\/li\u003e\n\u003cli\u003eShort-Circuit Protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eNon-Interchangeable Trip Unit\u003c\/li\u003e\n\u003cli\u003eDesigned for power distribution applications\u003c\/li\u003e\n\u003cli\u003eManual toggle operating mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eConfiguration and Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSeries: PowerPact Q\u003c\/li\u003e\n\u003cli\u003eModel: QD\u003c\/li\u003e\n\u003cli\u003eCatalog Number: QDA221251\u003c\/li\u003e\n\u003cli\u003eMounting Type: Plug-On (I-Line)\u003c\/li\u003e\n\u003cli\u003eTerminal Type: I-Line Connection Line Lug Load\u003c\/li\u003e\n\u003cli\u003eApplication: Power Distribution\u003c\/li\u003e\n\u003cli\u003eUsed On:\n\u003cul\u003e\n\u003cli\u003eClass 650 I-Line Panelboards\u003c\/li\u003e\n\u003cli\u003eClass 734 I-Line Panelboards\u003c\/li\u003e\n\u003cli\u003eClass 820 I-Line Switchboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eSub-Category: Panelboard Circuit Breaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eMechanical and Physical Characteristics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFrame Type: Q\u003c\/li\u003e\n\u003cli\u003eDimensions:\n\u003cul\u003e\n\u003cli\u003eWidth: 3.00 in\u003c\/li\u003e\n\u003cli\u003eDepth: 3.93 in\u003c\/li\u003e\n\u003cli\u003eHeight: 6.47 in\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eTerminal Wire Size: 4 AWG to 300 kcmil Copper\/Aluminum\u003c\/li\u003e\n\u003cli\u003eOperating Ambient Temperature: 104°F to 158°F (40°C to 70°C)\u003c\/li\u003e\n\u003cli\u003eCompact molded case construction\u003c\/li\u003e\n\u003cli\u003eDurable industrial-grade design\u003c\/li\u003e\n\u003cli\u003eRoHS\/REACH compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eStandards and Certifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUL Listed\u003c\/li\u003e\n\u003cli\u003eCSA Certified\u003c\/li\u003e\n\u003cli\u003eIEC Compliant\u003c\/li\u003e\n\u003cli\u003eNOM Compliant\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant\u003c\/li\u003e\n\u003cli\u003eManufacturer: Schneider Electric \/ Square D\u003c\/li\u003e\n\u003cli\u003eBrand: PowerPact Q\u003c\/li\u003e\n\u003cli\u003eUNSPSC: 39121601\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Square D","offers":[{"title":"NEW","offer_id":48539432288505,"sku":"QDA221251","price":656.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/SchneiderElectric-Telemecanique_QBA221001_ee8d7a8f-eac3-4fc2-9861-988a733bf5ab.jpg?v=1781673332","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-qda221251-powerpact-q-molded-case-circuit-breaker-125a-2-pole-thermal-magnetic-i-line-plug-on-240vac-25ka","provider":"My Circuit Breakers","version":"1.0","type":"link"}