Hammond Power Solutions SK3A0045KK9S - 3-Phase Transformer 45 kVA 480D-480Y/277V
Hammond Power Solutions SK3A0045KK9S - 3-Phase Transformer 45 kVA 480D-480Y/277V

Hammond Power Solutions SK3A0045KK9S - 3-Phase Transformer 45 kVA 480D-480Y/277V

Hammond Power Solutions
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Hammond products are Non-Cancellable and Non-Returnable.

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Hammond Power Solutions SK3A0045KK9S is a three-phase dry-type transformer designed for stepping down 480V delta primary power to a 480Y/277V wye secondary configuration for industrial and commercial power distribution. This 45 kVA unit features aluminum windings with a 150°C temperature rise and 220°C insulation class, operating at 60 Hz with a quiet 45 dBA sound level. The transformer is housed in a Type 3R / IP24 rated enclosure with an ANSI 61 grey finish, measuring 28.75 inches high by 25.75 inches wide by 23.8 inches deep and weighing 370 lb. It complies with DOE 2016, NRCAN 2019, and NMX 2021 efficiency regulations, and is certified to CSA and UL standards while meeting OSHPD and IBC 2018 seismic requirements. This unit is suitable for commercial buildings, industrial facilities, and other applications requiring reliable three-phase power conversion with seismic resilience.

Key Features & Specifications
  • Type: Three-Phase Dry-Type Transformer
  • Voltage: 480V Delta Primary / 480Y/277V Secondary
  • Current: 45 kVA Standard Rating
  • Frequency: 60 Hz
  • Material: Aluminum Windings
  • Temperature Rise: 150°C
  • Insulation Class: 220°C
  • Enclosure: Type 3R / IP24
  • Sound Level: 45 dBA
  • Seismic Compliance: OSHPD, IBC 2018
  • Dimensions: 28.75" H × 25.75" W × 23.8" D
  • Weight: 370 lb
  • Certification: CSA, UL


Product Identification
  • UPC: 803423129798