SK3A0030KK9S - Hammond Power Solutions Sentinel K9 3-Phase 30kVA 480D-480Y/277V Aluminum Transformer 60Hz 150C 3R

SK3A0030KK9S

SK3A0030KK9S is a Hammond Power Solutions Sentinel K9 series general purpose 3-phase transformer with 30kVA power rating and aluminum winding.

This transformer is designed for distribution applications rated at 480D-480Y/277 volts, 60 Hz frequency, and features a 150°C temperature rise with a Type 3R enclosure suitable for indoor/outdoor use. It provides efficient power conversion with aluminum windings and complies with North American energy efficiency standards.

• Power Rating: 30 kVA
• Phase: 3-Phase
• Primary Voltage: 480 Delta
• Secondary Voltage: 480Y/277 Volts
• Winding Material: Aluminum
• Frequency: 60 Hz
• Temperature Rise: 150°C
• Enclosure Type: Type 3R (weather resistant)
• Series: Sentinel K9
• Mounting: Floor or Wall mount compatible

At Essential Parts, we offer fast shipping, lowest price, and expert support to help you get the right product every time.

Specifications

• Part Number: SK3A0030KK9S
• 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 : 480Y/277
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 33.2039
• Efficiency Regulation : DOE 2016 (US), NRCAN 2019 (Canada), NMX 2021 (Mexico)
• Seismic Compliance : OSHPD, IBC 2018 (Sds=2.0, z/h=1, lp=1.5)
• Sound Level : 45 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) : DH2-N3R
• Enclosure Dimensions : 28.75in/731mm(H), 25.75in/655mm(W), 23.8in/605mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 30
• Vector Configuration : Dyn1 (-30°)
• Seismic Standard Value : IBC 2018
• OSHPD : Yes
• Seismic IP : lp=1.5
• Seismic ZH : z/h=1
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No

Product Data

• UPC : 803423129781
• Weight : 295
• Certification : CSA, UL

Documentation and Resources

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