SG3A0045BB - Hammond Power Solutions 45 kVA 3-Phase 208 Delta to 208Y/120V Dry Type Transformer NEMA 3R

SG3A0045BB

SG3A0045BB is a 45 kVA dry type transformer from Hammond Power Solutions designed for 3-phase power distribution with a NEMA 3R enclosure.

This transformer features a primary voltage of 208 Delta and a secondary voltage of 208Y/120 volts, suitable for general purpose distribution applications rated for 600 volts and below. It is part of the Sentinel G series, offering energy-efficient performance with aluminum windings and a heavy-duty ventilated Type 3R enclosure for protection against rain and snow. The unit supports ceiling or floor mounting and operates at 60 Hz frequency with a 150°C insulation system rise rating.

Key Specifications
• Power Rating: 45 kVA
• Phase: 3
• Primary Voltage: 208 Delta VAC
• Secondary Voltage: 208Y/120 VAC
• Frequency: 60 Hz
• Mounting Type: Ceiling/Floor
• Enclosure Type: NEMA 3R ventilated
• Insulation System: 150°C rise
• Winding Material: Aluminum

At Essential Parts, we offer fast shipping, lowest price, and expert support to help you get the right product every time.

Specifications

• Part Number: SG3A0045BB
• 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 : 208Y/120
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 45
• 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 : 45 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)
• 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 : 803423127169
• Weight : 400
• Certification : CSA, UL

Documentation and Resources

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