SG3A0225PK - Hammond Power Solutions 225 kVA 600D-480Y/277V 3-Phase Sentinel G Distribution Transformer NEMA 3R

SG3A0225PK

SG3A0225PK is a 225 kVA 3-phase distribution transformer from Hammond Power Solutions' Sentinel G series designed for energy-efficient power distribution.

This transformer features a primary voltage of 600 Delta volts and a secondary voltage of 480Y/277 volts AC, operating at 60 Hz frequency. It is constructed with aluminum windings and housed in a NEMA 3R enclosure suitable for floor mounting. The unit offers high efficiency at 98.94% and is rated for 150°C temperature rise. It complies with UL and CSA certifications and is RoHS compliant, making it suitable for supplying appliances, lighting, heating, motorized machines, and power loads in electrical distribution systems.

• Power Rating: 225 kVA
• Phase: 3
• Primary Voltage: 600 Delta V AC
• Secondary Voltage: 480Y/277 V AC
• Frequency: 60 Hz
• Enclosure Type: NEMA 3R
• Mounting Type: Floor Mount
• Efficiency: 98.94%
• Temperature Rise: 150°C
• Winding Material: Aluminum
• Series: Sentinel G
• Certifications: UL Listed, CSA Certified, RoHS Compliant

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Specifications

• Part Number: SG3A0225PK
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 600D
• 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 : 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 : Dyn1 (-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 : 803423126124
• Weight : 1400
• Certification : CSA, UL

Documentation and Resources

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