{"product_id":"sk3a0750pk4s","title":"SK3A0750PK4S - Hammond Power Solutions Sentinel K 750kVA 3-Phase 600V Delta 480Y\/277V Transformer","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eSK3A0750PK4S\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eSK3A0750PK4S\u003c\/b\u003e is a Hammond Power Solutions Sentinel K energy efficient k-factor distribution transformer rated for 600 volts and below, designed for three-phase applications with non-linear loads. \u003cb\u003eThis 750kVA transformer\u003c\/b\u003e features a Delta primary voltage configuration at 600V and Wye secondary output at 480Y\/277V, operating at 60 Hz with aluminum wound construction for reliable performance in demanding electrical distribution systems. The unit is DOE 2016 and NRCan 2019 compliant, meeting North American efficiency standards while providing enhanced protection for sensitive equipment. \u003cb\u003eKey Specifications\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003eCapacity: 750 kVA\u003c\/li\u003e\n\u003cli\u003ePhase: Three Phase\u003c\/li\u003e\n\u003cli\u003ePrimary Voltage: 600V Delta\u003c\/li\u003e\n\u003cli\u003eSecondary Voltage: 480Y\/277V\u003c\/li\u003e\n\u003cli\u003eFrequency: 60 Hz\u003c\/li\u003e\n\u003cli\u003eWinding Material: Aluminum\u003c\/li\u003e\n\u003cli\u003eTemperature Rise: 150 deg C\u003c\/li\u003e\n\u003cli\u003eInsulation Class: 220 deg C\u003c\/li\u003e\n\u003cli\u003eBIL Rating: 10 kV\u003c\/li\u003e\n\u003cli\u003eEnclosure Type: Type 3R\u003c\/li\u003e\n\u003cli\u003eCertifications: UL Listed, CSA Certified\u003c\/li\u003e\n\u003cli\u003eDimensions: 72 in H x 54 in W x 46.5 in D\u003c\/li\u003e\n\u003cli\u003eGross Weight: 4200 lbs\u003c\/li\u003e\n\u003c\/ul\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time. \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: SK3A0750PK4S\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Hammond Power Solutions\u003c\/li\u003e\n\u003cli\u003eBrand : Hammond Power Solutions\u003c\/li\u003e\n\u003cli\u003eCategory : Transformer\u003c\/li\u003e\n\u003cli\u003ePhase : 3\u003c\/li\u003e\n\u003cli\u003eEnclosure Grade : Standard\u003c\/li\u003e\n\u003cli\u003eDuty : General Duty\u003c\/li\u003e\n\u003cli\u003eFrequency : 60Hz\u003c\/li\u003e\n\u003cli\u003ePrimary Voltage : 600D\u003c\/li\u003e\n\u003cli\u003ePrimary Connection : Delta\u003c\/li\u003e\n\u003cli\u003ePrimary FCAN (NPL) : 2x2.5%\u003c\/li\u003e\n\u003cli\u003ePrimary FCBN (NPL) : 4x2.5%\u003c\/li\u003e\n\u003cli\u003eSecondary Voltage : 480Y\/277\u003c\/li\u003e\n\u003cli\u003eSecondary Connection : Wye-N\u003c\/li\u003e\n\u003cli\u003eMaterial : Aluminum\u003c\/li\u003e\n\u003cli\u003eTemperature Rise : 150°C\u003c\/li\u003e\n\u003cli\u003eInsulation Class : 220°C\u003c\/li\u003e\n\u003cli\u003eEKVA : 835.165\u003c\/li\u003e\n\u003cli\u003eEfficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)\u003c\/li\u003e\n\u003cli\u003eSeismic Compliance : IBC 2018 (Sds=2.0, z\/h=0, lp=1.5)\u003c\/li\u003e\n\u003cli\u003eSound Level : 64 dBA (NEMA ST-20)\u003c\/li\u003e\n\u003cli\u003eImpedance (Std) : 4% - 7.5%\u003c\/li\u003e\n\u003cli\u003eSecondary Termination (NPL) : Mounting Pads\u003c\/li\u003e\n\u003cli\u003eEnclosure Type : Type 3R \/ IP24\u003c\/li\u003e\n\u003cli\u003eEnclosure Finish : ANSI 61 Grey, UL50\u003c\/li\u003e\n\u003cli\u003eEnclosure PN (NPL) : DH7-N3R\u003c\/li\u003e\n\u003cli\u003eEnclosure Dimensions : 72in\/1829mm(H), 54in\/1372mm(W), 44in\/1118mm(D)\u003c\/li\u003e\n\u003cli\u003eElectrostatic Shield : Single\u003c\/li\u003e\n\u003cli\u003eNameplate : Standard\u003c\/li\u003e\n\u003cli\u003eStandard kVA : 750\u003c\/li\u003e\n\u003cli\u003eVector Configuration : Dyn1 (-30°)\u003c\/li\u003e\n\u003cli\u003eSeismic Standard Value : IBC 2018\u003c\/li\u003e\n\u003cli\u003eOSHPD : No\u003c\/li\u003e\n\u003cli\u003eSeismic IP : lp=1.5\u003c\/li\u003e\n\u003cli\u003eSeismic ZH : z\/h=0\u003c\/li\u003e\n\u003cli\u003eSeismic SDS Value : Sds=2.0\u003c\/li\u003e\n\u003cli\u003eEnclosure IR Window : No\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUPC : 803423129200\u003c\/li\u003e\n\u003cli\u003eWeight : 4250 \u003c\/li\u003e\n\u003cli\u003eCertification : CSA, UL\u003c\/li\u003e\n\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eDocumentation and Resources\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/engprd01.hammondpowersolutions.com\/info\/en\/pn\/SK3A0750PK4S\" target=\"_blank\"\u003eEngineering Drawing (PDF) \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/documents.hammondpowersolutions.com\/documents\/Literature\/Low_Voltage_Distribution_(Encapsulated_and_Ventilated)_Brochures\/HPS-Sentinel-Energy-Efficient-Low-Voltage-Distribution-Selection-Guide.pdf\" target=\"_blank\"\u003eBrochure \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.youtube.com\/@HammondPowerSolutionsIncHPS\/videos\" target=\"_blank\"\u003eHammond Product Application Videos \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/americas.hammondpowersolutions.com\/resources\/\" target=\"_blank\"\u003eFrequently Asked Questions \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/www.hammondpowersolutions.com\/en\/Resources\/categories\/troubleshooting\/\" target=\"_blank\"\u003eTroubleshooting Guide \u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/engprd01.hammondpowersolutions.com\/encl\/pn\/DH7-N3R\/pdf\" target=\"_blank\"\u003eEnclosure CAD Drawing (PDF) \u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e ","brand":"Hammond Power Solutions","offers":[{"title":"New","offer_id":62209067122847,"sku":"SK3A0750PK4S-New","price":41153.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/2025_11_12_0m5_Kleki.png?v=1762978643","url":"https:\/\/essentialparts.com\/products\/sk3a0750pk4s","provider":"Essential Electric Supply","version":"1.0","type":"link"}