SK3A1000PK4S - Hammond Power Solutions Sentinel K 1000kVA 3-Phase 600D-480Y/277V Transformer

SK3A1000PK4S

SK3A1000PK4S is a Hammond Power Solutions HPS Sentinel K energy-efficient k-factor distribution transformer rated for 600 volts and below, designed for applications with non-linear loads and harmonic distortion. This three-phase unit delivers 1000 kVA capacity with a 600 Delta primary voltage and 480Y/277 secondary voltage configuration, operating at 60 Hz with aluminum windings for optimal performance and cost efficiency. The transformer features a heavy-duty ventilated Type 3R enclosure suitable for outdoor installations and horizontal blowing rain and snow protection, with front-accessible separate high and low voltage terminals for easy cable installation.

• Capacity: 1000 kVA three-phase
• Primary Voltage: 600 Delta
• Secondary Voltage: 480Y/277
• Frequency: 60 Hz
• Winding Material: Aluminum
• Temperature Rise: 150 degrees Celsius
• Insulation Class: 220 degrees Celsius
• BIL Rating: 10 kV
• Enclosure Type: Type 3R ventilated
• Certifications: UL Listed, CSA Certified
• Approximate Weight: 5500 lbs
• Dimensions: 82 inches H x 60 inches W x 49.5 inches D

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Specifications

• Part Number: SK3A1000PK4S
• 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
• Secondary Voltage : 480Y/277
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 1122.5
• 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 : 64 dBA (NEMA ST-20)
• Impedance (Std) : 4% - 7.5%
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure Dimensions : 82in/2083mm(H), 60in/1524mm(W), 47in/1194mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 1000
• 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
• Primary FCAN (Std) : 2x2.5%
• Primary Termination (Std) : Mounting Pads

Product Data

• UPC : 803423129217
• Weight : 5.19
• Certification : CSA, UL

Documentation and Resources

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