DM075NNK - Hammond Power Solutions 75 kVA 3-Phase Drive Isolation Transformer 575V

DM075NNK

DM075NNK is a three-phase drive isolation transformer rated 75 kVA with 575 volt delta primary and 460 volt secondary configuration, designed for general industrial applications requiring voltage transformation and load isolation.

This Hammond Power Solutions drive isolation transformer features a 220 degree Celsius insulation class with 150 degree Celsius temperature rise, copper or aluminum winding options, and floor mounting capability. The unit meets UL and CSA short circuit withstand requirements and operates at 60 Hz frequency with typical impedance of 3 to 6 percent. It is suitable for supplying power to machinery, motor loads, and industrial equipment from standard electrical distribution systems.

• Manufacturer: Hammond Power Solutions
• Part Number: DM075NNK
• kVA Rating: 75 kVA
• Phase: Three-Phase
• Primary Voltage: 575V Delta
• Secondary Voltage: 460Y Volts
• Frequency: 60 Hz
• Impedance: 3 to 6 percent
• Insulation Class: 220 degrees C
• Temperature Rise: 150 degrees C
• Mounting Type: Floor Mount
• Certifications: UL Listed, CSA Certified

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Specifications

• Part Number: DM075NNK
• 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
• Primary FCAN (NPL) : 1x5%
• Primary FCBN (NPL) : 1x5%
• Secondary Voltage : 575Y/332
• Secondary Connection : Wye-N
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 75
• Efficiency Regulation : No Efficiency Specification; approved for installation in US and LATAM
• Seismic Compliance : IBC 2018 (Sds=2.0, z/h=0, lp=1.5)
• Sound Level : 50 dBA (NEMA ST-20)
• Impedance (Std) : 3% - 6%
• Secondary Termination (NPL) : Mechanical Lugs
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : NH3-N3R
• Enclosure Dimensions : 38in/966mm(H), 26in/661mm(W), 21in/534mm(D)
• Nameplate : Standard
• Standard kVA : 75
• 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

Product Data

• Weight : 590
• Certification : CSA, UL

Documentation and Resources

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