Hammond Power Solutions TE3A0275KK - Drive Isolation Transformer 275kVA (480D/480Y)
Hammond Power Solutions TE3A0275KK - Drive Isolation Transformer 275kVA (480D/480Y)

Hammond Power Solutions TE3A0275KK - Drive Isolation Transformer 275kVA (480D/480Y)

Hammond Power Solutions
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Hammond Power Solutions TE3A0275KK is an energy efficient drive isolation transformer designed to protect variable speed drives by providing voltage transformation and electrical isolation. This three-phase unit delivers a 275kVA power rating with a primary voltage of 480 Delta VAC and a secondary voltage of 480Y/277 VAC. The transformer features robust aluminum winding construction with a 220°C insulation class and 150°C temperature rise, housed in a NEMA 3R (IP24) enclosure suitable for both floor and wall mounting. It complies with DOE 2016 and NRCan 2019 efficiency standards, and is certified by CSA and UL for North American industrial use. Typical applications include powering variable frequency drives and other industrial equipment requiring reliable isolation and voltage matching.

Key Features & Specifications
  • Type: Energy Efficient Drive Isolation Transformer
  • Phase: 3 Phase
  • Power Rating: 275 kVA
  • Primary Voltage: 480 Delta VAC
  • Secondary Voltage: 480Y/277 VAC
  • Winding Material: Aluminum
  • Frequency: 60 Hz
  • Enclosure: NEMA 3R / IP24
  • Mounting: Floor/Wall
  • Insulation Class: 220°C
  • Temperature Rise: 150°C
  • BIL Rating: 10 kV
  • Weight: 1750 lb
  • Certification: CSA, UL
  • Standards: DOE 2016, NRCan 2019


Product Identification
  • UPC: 803423143855