SK3A0045KB3K - Hammond Power Solutions 45kVA 3-Phase 480D-208Y/120V Copper 60Hz 150C Type 3R Transformer

SK3A0045KB3K

SK3A0045KB3K is a Hammond Power Solutions HPS Sentinel K energy efficient k-factor distribution transformer designed for general purpose applications up to 600 volts. This transformer features a 480V delta primary and 208Y/120V wye secondary configuration, providing reliable power distribution for commercial and industrial loads. This 3-phase transformer is constructed with copper windings and is rated for 45kVA at 60Hz, with a 150°C temperature rise. The heavy-duty ventilated Type 3R enclosure offers protection against environmental conditions, making it suitable for both indoor and outdoor installations. The transformer is designed for floor or wall mounting and includes front accessible terminals for easy installation and maintenance.

• 45kVA power rating
• 3-phase configuration
• 480V delta primary voltage
• 208Y/120V wye secondary voltage
• Copper windings
• 60Hz frequency
• 150°C temperature rise
• Type 3R enclosure
• Floor or wall mounting
• Front accessible terminals
• UL Listed
• CSA Certified

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Specifications

• Part Number: SK3A0045KB3K
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 480D
• Primary Connection : Delta
• Primary FCAN (NPL) : 2x2.5%
• Primary FCBN (NPL) : 4x2.5%
• Secondary Voltage : 208Y/120
• Secondary Connection : Wye-N
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 51.7989
• Efficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)
• Seismic Compliance : OSHPD, IBC 2018 (Sds=2.0, z/h=1, lp=1.5)
• Sound Level : 48 dBA (NEMA ST-20)
• Impedance (Std) : 2.5% - 6.5%
• Secondary Termination (NPL) : Mechanical Lugs
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : DH2-N3R
• Enclosure Dimensions : 28.75in/731mm(H), 25.75in/655mm(W), 23.8in/605mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 45
• Vector Configuration : Dyn1 (-30°)
• Seismic Standard Value : IBC 2018
• OSHPD : Yes
• Seismic IP : lp=1.5
• Seismic ZH : z/h=1
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No

Product Data

• UPC : 803423126650
• Weight : 455
• Certification : CSA, UL

Documentation and Resources

• Engineering Drawing (PDF)
• Brochure
• Hammond Product Application Videos
• Frequently Asked Questions
• Troubleshooting Guide
• Enclosure CAD Drawing (PDF)