Hammond Power Solutions DM020KK - Three-Phase Transformer 20kVA 480D
Hammond Power Solutions DM020KK - Three-Phase Transformer 20kVA 480D

Hammond Power Solutions DM020KK - Three-Phase Transformer 20kVA 480D

Hammond Power Solutions
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💡 Important Notice for Hammond Products

Hammond products are Non-Cancellable and Non-Returnable.

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Hammond Power Solutions DM020KK is a three-phase general duty transformer designed for industrial power distribution and voltage transformation. It features a 480V delta primary and a 480Y/277V wye secondary, with a 20 kVA rating and 60Hz frequency, housed in a Type 3R/IP24 enclosure with an ANSI 61 grey finish. The unit weighs 285 lb and is constructed with aluminum windings rated for a 150°C temperature rise and 220°C insulation class, operating at a sound level of 45 dBA. It complies with CSA and UL certifications, as well as IBC 2018 seismic standards (Sds=2.0, z/h=0, lp=1.5). Typical applications include commercial buildings, industrial facilities, and electrical distribution systems requiring reliable voltage transformation.

Key Features & Specifications
  • Type: Three-Phase General Duty Transformer
  • Primary Voltage: 480D
  • Secondary Voltage: 480Y/277
  • kVA Rating: 20
  • Frequency: 60Hz
  • Impedance: 3-6%
  • Material: Aluminum Windings
  • Temperature Rise: 150°C
  • Insulation Class: 220°C
  • Enclosure Type: Type 3R / IP24
  • Dimensions: 28.75" H × 23.9" W × 25" D
  • Sound Level: 45 dBA
  • Seismic Compliance: IBC 2018
  • Phase: 3
  • Weight: 285 lb
  • Certification: CSA, UL


Product Identification
  • UPC: 803423052065