SK3A0150KB9K - Hammond Power Solutions Sentinel K 150kVA 3-Phase 480V Delta to 208Y/120V Copper 60Hz 150C Rise NEMA 3R

SK3A0150KB9K

SK3A0150KB9K is a Hammond Power Solutions Sentinel K series energy-efficient, three-phase general purpose distribution transformer designed for reliable power distribution in commercial and industrial applications. This transformer features a copper winding, 150kVA rating, and is configured for 480V delta primary to 208Y/120V secondary operation, making it suitable for a wide range of electrical loads. The SK3A0150KB9K is built with a heavy-duty ventilated NEMA 3R enclosure for protection against environmental elements, and is rated for 60Hz operation with a 150°C temperature rise and 220°C insulation class. It is UL Listed and CSA Certified, meeting North American efficiency standards for energy performance. The transformer is suitable for floor mounting and includes front-accessible terminals for easy installation and maintenance.

• Manufacturer: Hammond Power Solutions
• Series: Sentinel K
• Rating: 150kVA
• Phase: 3-Phase
• Primary Voltage: 480V Delta
• Secondary Voltage: 208Y/120V
• Winding Material: Copper
• Frequency: 60Hz
• Temperature Rise: 150°C
• Insulation Class: 220°C
• Enclosure Type: NEMA 3R
• Mounting Type: Floor
• UL Listed
• CSA Certified
• Meets DOE 2016 and NRCan 2019 Efficiency Standards

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Specifications

• Part Number: SK3A0150KB9K
• 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 : 172.01
• 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 : 50 dBA (NEMA ST-20)
• Impedance (Std) : 3% - 6.5%
• Secondary Termination (NPL) : Mounting Pads
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : DH4-N3R
• Enclosure Dimensions : 44.5in/1131mm(H), 31.5in/801mm(W), 29.5in/750mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 150
• 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 : 803423129491
• Weight : 1100
• Certification : CSA, UL

Documentation and Resources

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