Hammond Power Solutions SK3A0300KK9S - 300kVA 3-Phase Transformer (480D/480Y/277V)
Hammond Power Solutions SK3A0300KK9S - 300kVA 3-Phase Transformer (480D/480Y/277V)

Hammond Power Solutions SK3A0300KK9S - 300kVA 3-Phase Transformer (480D/480Y/277V)

Hammond Power Solutions
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Hammond Power Solutions SK3A0300KK9S is a three-phase, k-factor rated distribution transformer engineered for energy-efficient operation in commercial and industrial environments with non-linear loads. It features a 480V delta primary and a 480Y/277V wye secondary, with a 300kVA power rating and 60Hz frequency. The unit is housed in a heavy-duty ventilated Type 3R / IP24 enclosure, weighs 5.19 lb, and is designed for wall or floor mounting with front accessible terminals compatible with both aluminum and copper conductors. It meets DOE 2016 and NRCan 2019 efficiency standards, with CSA and UL certifications, and is built with a 150°C temperature rise and 220°C insulation class. This transformer is ideal for powering lighting, heating, motorized machines, and other power loads in adverse atmospheric conditions.

Key Features & Specifications
  • Type: Three-phase k-factor rated distribution transformer
  • Primary Voltage: 480D
  • Secondary Voltage: 480Y/277
  • Phase: 3
  • Power Rating: 300kVA
  • Frequency: 60Hz
  • Winding Material: Aluminum
  • Temperature Rise: 150°C
  • Insulation Class: 220°C
  • Enclosure Type: Type 3R / IP24
  • Enclosure Construction: Heavy-duty ventilated
  • Terminal Type: Front accessible, compatible with aluminum and copper conductors
  • Mounting: Wall or floor mountable
  • Certification: CSA, UL
  • Weight: 5.19 lb


Product Identification
  • UPC: 803423129842