SK3A0225KK3S - Hammond Power Solutions Sentinel K 225kVA 480D-480Y/277V 3PH

SK3A0225KK3S

SK3A0225KK3S is a three-phase energy-efficient k-factor distribution transformer designed for non-linear load applications rated at 225kVA with primary voltage of 480 Delta and secondary voltage of 480Y/277V. This Sentinel K series transformer features aluminum windings, 150 degree C temperature rise, and is rated for 60 Hz operation. The unit is housed in a NEMA 3R ventilated enclosure with heavy-duty construction and ANSI 61 grey finish. It meets North American efficiency standards including DOE 10 CFR Part 431 and is UL Listed and CSA Certified. The transformer is specifically engineered to tolerate harmonic heating associated with non-linear loads and is available with optional infrared windows and pre-installed standard features.

• Capacity: 225kVA
• Phase: 3-Phase
• Primary Voltage: 480 Delta
• Secondary Voltage: 480Y/277V
• Winding Material: Aluminum
• Temperature Rise: 150 Degree C
• Frequency: 60 Hz
• Enclosure Type: NEMA 3R Ventilated
• Series: Sentinel K K13
• BIL Rating: 10 kV
• Certifications: UL Listed, CSA Certified
• Efficiency Standard: DOE 2016 Compliant

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

Specifications

• Part Number: SK3A0225KK3S
• 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 : 271.403
• 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 : 58 dBA (NEMA ST-20)
• Impedance (Std) : 3.5% - 7%
• Secondary Termination (NPL) : Mechanical Lugs
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : DH5-N3R
• Enclosure Dimensions : 52in/1321mm(H), 37.5in/953mm(W), 34in/864mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 225
• 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 : 803423130565
• Weight : 1650
• Certification : CSA, UL

Documentation and Resources

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