Hammond Power Solutions SK3A0075KB4S - 75 kVA Transformer 480D-208Y/120
Hammond Power Solutions SK3A0075KB4S - 75 kVA Transformer 480D-208Y/120

Hammond Power Solutions SK3A0075KB4S - 75 kVA Transformer 480D-208Y/120

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

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Hammond Power Solutions SK3A0075KB4S is a three-phase general duty transformer engineered for industrial and commercial power distribution, converting 480V delta primary voltage to 208Y/120V secondary wye configuration. This 75 kVA unit features aluminum windings with a 150°C temperature rise and 220°C insulation class, operating at 60Hz with a sound level of 50 dBA and a weight of 560 lb. The transformer is housed in a Type 3R/IP24 rated enclosure with an ANSI 61 grey finish, measuring 36 inches high by 28.25 inches wide by 27 inches deep. It complies with DOE 2016, NRCAN 2019, and NMX 2021 efficiency regulations, meets IBC 2018 seismic standards (Sds=2.0, z/h=1, lp=1.5), and is certified by CSA and UL. Typical applications include powering lighting, HVAC, and machinery in commercial buildings, industrial facilities, and institutional power systems requiring reliable voltage transformation.

Key Features & Specifications
  • Type: Three-Phase General Duty Transformer
  • Primary Voltage: 480D
  • Secondary Voltage: 208Y/120
  • Phase: 3
  • Capacity: 75 kVA
  • Frequency: 60Hz
  • Material: Aluminum Windings
  • Temperature Rise: 150°C
  • Insulation Class: 220°C
  • Enclosure Type: Type 3R / IP24
  • Enclosure Finish: ANSI 61 Grey
  • Dimensions: 36"H × 28.25"W × 27"D
  • Weight: 560 lb
  • Sound Level: 50 dBA
  • Impedance: 2.5% - 6.5%
  • Efficiency Compliance: DOE 2016, NRCAN 2019, NMX 2021
  • Seismic Standard: IBC 2018 (Sds=2.0)
  • Certification: CSA, UL


Product Identification
  • UPC: 803423126520