Hammond Power Solutions TE3A0550NNM - 550kVA 3-Phase Transformer
Hammond Power Solutions TE3A0550NNM - 550kVA 3-Phase Transformer

Hammond Power Solutions TE3A0550NNM - 550kVA 3-Phase Transformer

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 TE3A0550NNM is a three-phase general purpose distribution transformer designed for stepping down primary voltage in commercial and industrial power distribution systems. It operates with a primary voltage of 575V Delta and a secondary voltage of 575Y/332V, rated at 550 kVA with a 60 Hz frequency and copper winding construction. The unit is housed in a heavy-duty ventilated Type 3R / IP24 enclosure suitable for both indoor and outdoor use, includes floor mounting feet with optional wall mounting capability, and features a 220°C insulation system with a 150°C temperature rise. It is certified by CSA and UL (File E112313) and meets North American efficiency standards including DOE 2016 and NRCan 2019. This transformer is typically applied in commercial buildings, industrial facilities, and utility power distribution networks requiring reliable voltage transformation.

Key Features & Specifications
  • Rated Capacity: 550 kVA
  • Phase Configuration: Three Phase (3PH)
  • Primary Voltage: 575V Delta
  • Secondary Voltage: 575Y/332V
  • Winding Material: Copper
  • Frequency: 60 Hz
  • Enclosure Type: Type 3R / IP24 Ventilated
  • Insulation System: 220°C with 150°C temperature rise
  • Certification: CSA, UL (File E112313)
  • Mounting: Floor standard, wall optional
  • Sound Level: Meets NEMA ST-20 standards
  • Weight: 5.19 lb


Product Identification
  • UPC: 803423145583