DM075KK - Hammond Power Solutions 75 kVA 3-Phase Drive Isolation Transformer 480D/480Y 60Hz Floor Mount

DM075KK

DM075KK is a 75 kVA, 3-phase drive isolation transformer designed for industrial applications requiring reliable power isolation.

This transformer features a 480V delta primary and 480Y secondary voltage configuration, operating at 60 Hz frequency. It is built with a 220°C insulation system and is suitable for floor mounting. The unit is designed for general duty with a standard enclosure grade and lug/pad terminations. It meets UL and CSA short circuit withstand requirements and is intended for indoor/outdoor use with NH3-N3R enclosure rating.

• Part Number: DM075KK
• Manufacturer: Hammond Power Solutions
• Power Rating: 75 kVA
• Phase: 3-Phase
• Primary Voltage: 480V Delta
• Secondary Voltage: 480V Wye
• Frequency: 60 Hz
• Insulation System: 220°C (150°C rise)
• Mounting Type: Floor Mount
• Enclosure Grade: Standard NH3-N3R Indoor/Outdoor
• Terminations: Lug/Pad
• Short Circuit Withstand: UL and CSA Compliant

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Specifications

• Part Number: DM075KK
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 480D
• Primary Connection : Delta
• Primary FCAN (NPL) : 1x5%
• Primary FCBN (NPL) : 1x5%
• Secondary Voltage : 480Y/277
• Secondary Connection : Wye-N
• Material : Aluminum
• 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

• UPC : 803423052423
• GTIN : 00803423052423
• Weight : 605
• Certification : CSA, UL

Documentation and Resources

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