TE3A0550NNM - Hammond Power Solutions 550kVA 575D-575Y/332V 3PH Copper 60Hz 3R

TE3A0550NNM

TE3A0550NNM is a three-phase general purpose distribution transformer manufactured by Hammond Power Solutions, rated 550kVA with primary voltage 575 Delta and secondary voltage 575Y/332V, designed for commercial and industrial power distribution applications. This transformer features a copper winding construction, operates at 60 Hz frequency, and is housed in a heavy-duty ventilated Type 3R enclosure suitable for indoor and outdoor use. The unit includes floor mounting feet as standard with optional wall mounting capability, pre-installed lugs for field connections, and meets North American efficiency standards including DOE 2016 and NRCan 2019 requirements. Key Specifications

• Rated Capacity: 550 kVA
• Phase Configuration: Three Phase (3PH)
• Primary Voltage: 575 Delta
• Secondary Voltage: 575Y/332V
• Winding Material: Copper
• Frequency: 60 Hz
• Enclosure Type: Type 3R Ventilated
• Insulation System: 220 degrees C with 150 degrees C temperature rise
• UL Listed: File E112313
• CSA Certified: File LR3902
• Mounting: Floor standard, wall optional
• Sound Level: Meets NEMA ST-20 standards

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Specifications

• Part Number: TE3A0550NNM
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 575D
• Primary Connection : Delta
• Secondary Voltage : 575Y/332
• Secondary Connection : Wye-N
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 550
• Efficiency Regulation : NRCAN 2019 (Canada)
• Seismic Compliance : IBC 2018 (Sds=2.0, z/h=0, lp=1.5)
• Sound Level : 62 dBA (NEMA ST-20)
• Impedance (Std) : 4% - 7.5%
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure Dimensions : 64in/1626mm(H), 49in/1245mm(W), 39in/991mm(D)
• Electrostatic Shield : Single
• Nameplate : Standard
• Standard kVA : 550
• Vector Configuration : Dyn1 (-30°)
• Seismic Standard Value : IBC 2018
• OSHPD : No
• Seismic IP : lp=1.5
• Seismic ZH : z/h=0
• Seismic SDS Value : Sds=2.0
• Enclosure IR Window : No
• Primary FCAN (Std) : 2x2.5%
• Primary Termination (Std) : Mounting Pads

Product Data

• UPC : 803423145583
• Weight : 1600
• Certification : CSA, UL

Documentation and Resources

• Engineering Drawing (PDF)
• Brochure
• Hammond Product Application Videos
• Frequently Asked Questions
• Troubleshooting Guide
• Enclosure CAD Drawing (PDF)