{"product_id":"square-d-hga36150-3-pole-non-interchangeable-trip-thermal-magnetic-circuit-breakers","title":"HGA36150 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt","description":"\u003ch2\u003eSquare D HGA36150 – 150 Amp Molded Case Circuit Breaker, I-Line Plug-In\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSquare D HGA36150\u003c\/strong\u003e is a heavy-duty, 3-pole thermal-magnetic molded case circuit breaker (MCCB) engineered for reliable overcurrent protection in commercial and industrial power distribution systems. Part of the \u003cstrong\u003ePowerPacT H-Frame\u003c\/strong\u003e family, it delivers 150A of continuous protection with fixed long-time and instantaneous (LI) trip functions, and mounts directly into Square D I-Line panelboards and switchboards.\u003c\/p\u003e\u003cp\u003eThe HGA36150 replaces older KA36150 and KH36150 catalog numbers, giving facilities an in-production, HACR-rated upgrade path without panel modifications. With a 35 kAIC interrupting rating at 480VAC, it provides dependable current-limiting performance for demanding branch and feeder circuits.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSquare D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eHGA (PowerPacT H-Frame)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePart Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eHGA36150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAmperage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e150A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e208Y\/120VAC, 240VAC, 480Y\/277VAC, 480VAC, 600Y\/347VAC, 600VAC, 250VDC, 500VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePoles\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAIC Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e65kA @ 208Y\/120VAC \u0026amp; 240VAC, 35kA @ 480Y\/277VAC \u0026amp; 480VAC, 18kA @ 600Y\/347VAC \u0026amp; 600VAC, 20kA @ 250VDC \u0026amp; 500VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMounting Style\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eI-Line Plug-In\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTerminal Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eLugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFor Use With\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSquare D I-Line Panelboards, Switchboards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTrip Technology\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eThermal Magnetic (Non-Interchangeable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTrip Function\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eLI – Long-Time, Instantaneous (Fixed Thermal, Fixed Magnetic)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWire Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e14 AWG – 3\/0 AWG (Al\/Cu)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAvailable Options\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eShunt Trip, Auxiliary Switch, Alarm Switch, Undervoltage Release, Padlock Attachment, Motor Operator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAccessories\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eLoad Side Lugs Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eStandards\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eCSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApprovals\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, HACR, IEC, NOM, UL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTemp Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e-25°C to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConstruction Features\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eHACR Rated, Current Limiting, Reverse Feed, Visual Trip Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eWhy Choose the Square D HGA36150?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect I-Line Compatibility:\u003c\/strong\u003e Plugs straight into Square D I-Line panelboards and switchboards — no extra mounting hardware needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal-Magnetic Protection:\u003c\/strong\u003e Fixed long-time and instantaneous trip elements guard against sustained overloads and short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHACR Rated \u0026amp; Current Limiting:\u003c\/strong\u003e Suitable for heating, air conditioning, and refrigeration branch circuits with demanding fault currents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-In Replacement:\u003c\/strong\u003e Cross-references KA36150 and KH36150 for fast, compatible upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eCommon Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCommercial and industrial power distribution panels\u003c\/li\u003e\n\u003cli\u003eHVAC and mechanical equipment feeders\u003c\/li\u003e\n\u003cli\u003eManufacturing and process control systems\u003c\/li\u003e\n\u003cli\u003eSwitchboard and panelboard retrofits\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat panels is the HGA36150 compatible with?\u003c\/strong\u003e\u003cbr\u003eIt's built for Square D I-Line style panelboards and switchboards that accept plug-in breakers — no additional mounting hardware is required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the interrupting rating of the HGA36150?\u003c\/strong\u003e\u003cbr\u003e35 kA at 480Y\/277VAC and 480VAC, 65 kA at 208Y\/120VAC and 240VAC, and 18 kA at 600VAC — see the specifications table for the full voltage breakdown.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes the HGA36150 use a fixed or adjustable trip?\u003c\/strong\u003e\u003cbr\u003eIt uses a fixed thermal-magnetic (non-interchangeable) trip with LI (long-time, instantaneous) function.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does the HGA36150 replace?\u003c\/strong\u003e\u003cbr\u003eIt's a direct upgrade path for the discontinued KA36150 and KH36150 breakers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this a new unit?\u003c\/strong\u003e\u003cbr\u003eYes — this listing (SKU HGA36150-N) is new-in-box and ready for immediate installation.\u003c\/p\u003e","brand":"Square D \/ Schneider Electric","offers":[{"title":"New","offer_id":48395607834872,"sku":"HGA36150-N","price":994.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/1209\/3176\/files\/HGA36150-1.webp?v=1789044621","url":"https:\/\/alphabreakersandcontrols.com\/products\/square-d-hga36150-3-pole-non-interchangeable-trip-thermal-magnetic-circuit-breakers","provider":"Alpha Breakers \u0026 Controls","version":"1.0","type":"link"}