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HMS SG3A0030KB General Purpose Transformer, Primary 480V, Secondary, 208Y/120V, 30 kVA, 60 Hz, 3 Phase, NEMA 3R


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  • Manufactured from quality non-aging, cold rolled, silicon steel laminations using state-of-the-art equipment
  • Cores are precision cut to close tolerances which eliminates burrs and improves performance
  • Core is coated to prevent the ingress of moisture
  • Precision wound with copper or aluminum conductors that are electrically balanced to minimize axial forces during short-circuit conditions
  • Robust interface between core & coils for better short circuit performance
  • Color: ANSI 61 Grey
  • Dimensions: 28.75 in H x 25.75 in W x 23.8 in D
  • Enclosure Rating: NEMA 3R, IP24
  • Frequency: 60 Hz
  • Insulation Class: 220 deg C
  • Material: Aluminum
  • Mfg Standards/Approvals: DOE2016, NRCAN2019, CSA, UL
  • Power Rating: 30 kVA
  • Primary Voltage: 480V
  • Secondary Phase Angle: Dyn1 (-30 deg)
  • Secondary Voltage: 208Y/120V
  • Sound Level: 45 dBA
  • Temperature Rise: 150 deg C
  • Termination: Mechanical Lugs
  • Type: General Purpose Transformer
  • Weight: 290 lb