SK3A0112KB3K - Hammond Power Solutions Sentinel-K 112.5kVA 480D-208Y/120V 3Ph Transformer

SK3A0112KB3K

SK3A0112KB3K is a three-phase energy-efficient distribution transformer from Hammond Power Solutions designed to handle harmonics generated by non-linear loads such as computer and telecommunication equipment, drives, and other power electronics.The Sentinel-K series transformer features a heavy-duty ventilated Type 3R enclosure with copper windings and is rated for 600 volts and below. This unit is commonly used to power appliances, lighting, heating, motorized machines, and power loads from electrical distribution systems. The transformer includes front-accessible separate high and low voltage terminals with connectors suitable for aluminum and copper for easy cable installation.

• Capacity: 112.5 kVA
• Primary Voltage: 480 Delta
• Secondary Voltage: 208Y/120V
• Phase: Three Phase
• Winding Material: Copper
• Frequency: 60 Hz
• Insulation System: 220 degrees C (150 degrees C rise)
• BIL Rating: 10 kV
• Enclosure Type: Type 3R
• UL Listed: File E112313
• CSA Certified: File LR3902

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Specifications

• Part Number: SK3A0112KB3K
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 480D
• Primary Connection : Delta
• Primary FCAN (NPL) : 2x2.5%
• Primary FCBN (NPL) : 4x2.5%
• Secondary Voltage : 208Y/120
• 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) : Mounting Pads
• 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 : 803423126674
• Weight : 855
• Certification : CSA, UL

Documentation and Resources

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