SK3A0750PK3K - Hammond Power Solutions 750 kVA 3-Phase 600D-480Y/277V Transformer Sentinel K Series

SK3A0750PK3K

SK3A0750PK3K is a 750 kVA three-phase transformer from Hammond Power Solutions' Sentinel K Series designed for low-voltage distribution applications.

This transformer features a 600D primary voltage and 480Y/277V secondary voltage configuration, copper windings, and operates at 60 Hz frequency. It is rated for a 150°C temperature rise and housed in a Type 3R enclosure suitable for outdoor use. The unit is engineered for general-purpose power distribution including appliance, lighting, heating, and motorized machine loads.

• Power Rating: 750 kVA
• Phase: 3-Phase
• Primary Voltage: 600 Delta
• Secondary Voltage: 480Y/277 Volts
• Frequency: 60 Hz
• Winding Material: Copper
• Temperature Rise: 150°C
• Enclosure Type: Type 3R (Rainproof)
• Series: Sentinel K

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Specifications

• Part Number: SK3A0750PK3K
• 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
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 1000.62
• 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 : 67 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 : 750
• 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 : 803423130923
• Weight : 4850
• Certification : CSA, UL

Documentation and Resources

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