SG3A0075BK - Hammond Power Solutions 75 kVA 3-Phase Aluminum Winding Ventilated General Purpose Distribution Transformer 208 Delta Primary 480Y/277 Secondary NEMA 3R

SG3A0075BK

SG3A0075BK is a 75 kVA three-phase aluminum winding ventilated general purpose distribution transformer designed for industrial and commercial power distribution applications. This unit features a 208 Delta primary voltage and a 480Y/277 secondary voltage, making it suitable for a wide range of electrical loads. The Hammond Power Solutions SG3A0075BK is built with a NEMA 3R enclosure for protection against environmental conditions and is rated for 60 Hz operation. It is floor mountable and constructed with aluminum windings for efficient performance and durability. The transformer is ideal for use in lighting, heating, motorized machinery, and general power distribution systems.

• 75 kVA capacity
• Three-phase
• Aluminum windings
• 208 Delta primary voltage
• 480Y/277 secondary voltage
• 60 Hz frequency
• NEMA 3R enclosure
• Ventilated design
• Floor mounting
• UL Listed
• CSA Certified
• 150 Degree C temperature rise

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Specifications

• Part Number: SG3A0075BK
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 208D
• Primary Connection : Delta
• Primary FCAN (NPL) : 2x2.5%
• Primary FCBN (NPL) : 4x2.5%
• Secondary Voltage : 480Y/277
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 75
• Efficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)
• Seismic Compliance : IBC 2018 (Sds=2.0, z/h=1, lp=1.5)
• Sound Level : 50 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) : DH3-N3R
• Enclosure Dimensions : 36in/915mm(H), 28.25in/718mm(W), 27in/686mm(D)
• Nameplate : Standard
• Standard kVA : 75
• Vector Configuration : YNd1 (-30°)
• Seismic Standard Value : IBC 2018
• OSHPD : No
• Seismic IP : lp=1.5
• Seismic ZH : z/h=1
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No

Product Data

• UPC : 803423122805
• Weight : 565
• Certification : CSA, UL

Documentation and Resources

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