SG3A0500BB - Hammond Power Solutions 3 Phase 500kVA 208D/208Y-120V 60Hz NEMA 3R Aluminum Wound Transformer

SG3A0500BB

SG3A0500BB is a three-phase, 500kVA general purpose distribution transformer from Hammond Power Solutions, designed for reliable power distribution in commercial and industrial applications. This transformer features a robust aluminum wound core and coil construction, a heavy-duty ventilated NEMA 3R enclosure, and is rated for 600 volts and below. It provides efficient voltage transformation from a 208V Delta primary to a 208Y/120V secondary, making it suitable for a wide range of appliance, lighting, heating, and motorized machine loads.

• Manufacturer: Hammond Power Solutions
• Part Number: SG3A0500BB
• Series: Sentinel G
• Phase: 3
• Power Rating: 500kVA
• Primary Voltage: 208 Delta V AC
• Secondary Voltage: 208Y/120 V AC
• Frequency: 60 Hz
• Enclosure Type: NEMA 3R
• Mounting Type: Floor
• Conductor Material: Aluminum
• Temperature Rise: 150°C
• Insulation Class: 220°C
• BIL Rating: 10 kV
• Standards: UL Listed, CSA Certified

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Specifications

• Part Number: SG3A0500BB
• 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 : 208Y/120
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 500
• 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 : 60 dBA (NEMA ST-20)
• Impedance (Std) : 4% - 7.5%
• Secondary Termination (NPL) : Mounting Pads
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : DH6-N3R
• Enclosure Dimensions : 64in/1626mm(H), 49in/1245mm(W), 39in/991mm(D)
• Nameplate : Standard
• Standard kVA : 500
• 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 : 803423127220
• Weight : 3600
• Certification : CSA, UL

Documentation and Resources

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