{"product_id":"ls-electric-626050363-mcb-5a-1-pole-277vac-10ka","title":"Ls Electric 626050363 Mcb 5A 1-pole 277VAC 10ka","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe LS ELECTRIC 626050363 is a single-pole miniature circuit breaker (MCB) from the BK Series, rated for 5 amps at 277 VAC with a 10 kA interrupt rating. It uses a thermal magnetic trip mechanism to provide overload and short-circuit protection in branch circuits. The BK63HU frame accepts wire sizes from 14 to 4 AWG via lug and screw terminals, and the unit mounts on standard DIN rail. It is rated IP20 and operates across a temperature range of -5 to 40 degrees C. Licensed electricians install this device in commercial and light industrial panelboards and distribution equipment where reliable overcurrent protection is required.\u003c\/p\u003e\u003cp\u003eThis breaker is suited for single-pole branch circuit protection in commercial electrical distribution systems operating at 277 VAC, a voltage common in commercial lighting and HVAC control circuits fed from 480Y\/277-volt three-phase services. The C-curve trip characteristic makes it appropriate for loads with moderate inrush current, such as fluorescent and LED lighting ballasts and small motor-driven equipment. The compact 0.71-inch width allows tight layout on DIN rail assemblies where panel space is limited.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e5A continuous current rating at 277 VAC, 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e10 kA interrupt rating for robust short-circuit protection\u003c\/li\u003e\n\u003cli\u003eThermal magnetic trip with C-curve characteristic for moderate-inrush loads\u003c\/li\u003e\n\u003cli\u003eDIN rail mounting in a compact 0.71-inch wide profile\u003c\/li\u003e\n\u003cli\u003eLug and screw terminal accepts 14 to 4 AWG wire\u003c\/li\u003e\n\u003cli\u003eIP20 enclosure rating for finger-safe terminal access\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a DIN rail-mount single-pole MCB within the LS ELECTRIC BK Series BK63HU frame family, suitable for 277 VAC branch circuit applications.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation must be performed by a licensed electrician in accordance with the National Electrical Code (NEC) and applicable local codes. De-energize the distribution equipment and verify absence of voltage before wiring terminals. Confirm conductor size and torque requirements comply with the terminal rating and NEC Table 110.14 torque specifications. Do not exceed the 5A or 277 VAC ratings for the intended circuit application.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e: 5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 277 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Rating\u003c\/strong\u003e: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupt Rating\u003c\/strong\u003e: 10 kA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Poles\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Type\u003c\/strong\u003e: Thermal Magnetic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Curve\u003c\/strong\u003e: C Curve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type\u003c\/strong\u003e: Lug, Screw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Size\u003c\/strong\u003e: 14 to 4 AWG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: DIN Rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame Type\u003c\/strong\u003e: BK63HU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: BK Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Type\u003c\/strong\u003e: IP20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 0.71 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 4.13 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth\u003c\/strong\u003e: 2.68 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e: -5 to 40 degrees C\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: LS ELECTRIC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 626050363\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LS ELECTRIC","offers":[{"title":"Default Title","offer_id":51620034773298,"sku":"0626050363","price":18.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/5d528375b47128bf2b8bff2d2a279458.png?v=1787339391","url":"https:\/\/voomisupply.com\/products\/ls-electric-626050363-mcb-5a-1-pole-277vac-10ka","provider":"Voomi Supply","version":"1.0","type":"link"}