SG3A0225BK - Hammond Power Solutions 225 kVA 3-Phase Dry Type Transformer 208 Delta Primary 277/480Y Secondary NEMA 3R

SG3A0225BK

SG3A0225BK is a 225 kVA, 3-phase dry type transformer from Hammond Power Solutions designed for general purpose distribution applications.This transformer features a 208 Delta primary voltage and 277/480Y secondary voltage configuration. It is a ventilated, NEMA 3R rated enclosure suitable for outdoor use, with aluminum windings and a 150°C temperature rise rating. The unit operates at 60 Hz and is part of the Sentinel G series, compliant with DOE 2016 and NRCan 2019 energy efficiency standards.

• 225 kVA power rating
• 3-phase configuration
• Primary voltage: 208V Delta
• Secondary voltage: 277/480V Wye
• Dry type transformer
• NEMA 3R ventilated enclosure
• Aluminum windings
• 150°C temperature rise
• 60 Hz frequency
• Sentinel G series energy efficient design

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Specifications

• Part Number: SG3A0225BK
• 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) : 1x5%
• Primary FCBN (NPL) : 1x5%
• Secondary Voltage : 480Y/277
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 225
• Efficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)
• Seismic Compliance : IBC 2018 (Sds=2.0, z/h=0, lp=1.5)
• Sound Level : 55 dBA (NEMA ST-20)
• Impedance (Std) : 3% - 6.5%
• Secondary Termination (NPL) : Mechanical Lugs
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : DH5-N3R
• Enclosure Dimensions : 52in/1321mm(H), 37.5in/953mm(W), 34in/864mm(D)
• Nameplate : Standard
• Standard kVA : 225
• Vector Configuration : YNd1 (-30°)
• Seismic Standard Value : IBC 2018
• OSHPD : No
• Seismic IP : lp=1.5
• Seismic ZH : z/h=0
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No

Product Data

• UPC : 803423122966
• Weight : 1450
• Certification : CSA, UL

Documentation and Resources

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