SK3A0500PB3S - Hammond Power Solutions 500kVA 3-Phase 600V Delta to 208Y/120V Copper 60Hz 150C Rise Type 3R Enclosure Transformer

SK3A0500PB3S

SK3A0500PB3S is a Hammond Power Solutions Sentinel K Series 500kVA three-phase dry-type transformer designed for general purpose low-voltage distribution applications. This transformer features a 600V delta primary and a 208Y/120V wye secondary, making it suitable for commercial and industrial power systems requiring reliable and efficient voltage transformation. The SK3A0500PB3S is constructed with copper windings and a heavy-duty ventilated Type 3R enclosure, providing protection against environmental elements. It operates at 60 Hz and is rated for a 150°C temperature rise, ensuring robust performance under demanding conditions. The transformer is ideal for powering lighting, heating, motorized machines, and other power loads in facilities where energy efficiency and reliability are critical.

• Manufacturer: Hammond Power Solutions
• Series: Sentinel K
• Part Number: SK3A0500PB3S
• kVA Rating: 500kVA
• Phase: 3-Phase
• Primary Voltage: 600V Delta
• Secondary Voltage: 208Y/120V Wye
• Winding Material: Copper
• Frequency: 60 Hz
• Temperature Rise: 150°C
• Enclosure Type: Type 3R
• Mounting Type: Floor
• Application: General Purpose Distribution

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Specifications

• Part Number: SK3A0500PB3S
• 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 : 208Y/120
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 642.262
• 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 : 63 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)
• Electrostatic Shield : Single
• 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 : 803423130404
• Weight : 2950
• Certification : CSA, UL

Documentation and Resources

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