SK3A0112PK3K - Hammond Power Solutions 112.5 kVA 3-Phase 600V Delta / 480Y/277V Transformer Sentinel-K Series

SK3A0112PK3K

SK3A0112PK3K is a Hammond Power Solutions Sentinel-K Series general purpose 3-phase transformer rated at 112.5 kVA with 600V Delta primary and 480Y/277V secondary voltage configuration.

This transformer is designed for low voltage distribution applications powering appliances, lighting, heating, and motorized equipment. It features copper windings, 60 Hz frequency, and a 150°C temperature rise rating. The enclosure is a heavy-duty ventilated Type 3R suitable for indoor/outdoor use, providing protection against rain and snow. It complies with North American efficiency standards and is UL Listed and CSA Certified for safety and performance.

• Power Rating: 112.5 kVA
• Phase: 3-Phase
• Primary Voltage: 600V Delta
• Secondary Voltage: 480Y/277V
• Frequency: 60 Hz
• Winding Material: Copper
• Temperature Rise: 150°C
• Enclosure Type: Type 3R Ventilated
• Series: Sentinel-K (K13)
• Certifications: UL Listed, CSA Certified

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Specifications

• Part Number: SK3A0112PK3K
• 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 : 135.701
• Efficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)
• Seismic Compliance : IBC 2018 (Sds=2.0, z/h=1, lp=1.5)
• Sound Level : 53 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) : DH3-N3R
• Enclosure Dimensions : 36in/915mm(H), 28.25in/718mm(W), 27in/686mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 112.5
• Vector Configuration : Dyn1 (-30°)
• Seismic Standard Value : IBC 2018
• OSHPD : No
• Seismic IP : lp=1.5
• Seismic ZH : z/h=1
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No

Product Data

• UPC : 803423130879
• Weight : 795
• Certification : CSA, UL

Documentation and Resources

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