DM063JJ - Hammond Power Solutions 63 kVA 3-Phase 460V Drive Isolation Transformer NEMA 3R

DM063JJ

DM063JJ is a 63 kVA 3-phase drive isolation transformer from Hammond Power Solutions designed for industrial AC/DC variable speed drive applications.

This open core transformer features a 460 VAC Delta primary and 460Y/266 VAC secondary voltage configuration, operating at 60 Hz. It is rated for NEMA 3R environments and supports flexible mounting options including floor, wall, or ceiling installation. The unit is constructed with aluminum windings and meets UL and CSA short circuit withstand requirements, ensuring reliable performance in demanding industrial settings.

Key Specifications
• Power Rating: 63 kVA
• Phase: 3-Phase
• Primary Voltage: 460 VAC Delta
• Secondary Voltage: 460Y/266 VAC
• Frequency: 60 Hz
• Mounting Type: Floor, Wall, or Ceiling
• Enclosure Rating: NEMA 3R
• Core Type: Open Core
• Insulation System: 220°C (150°C rise)
• Construction: Aluminum windings
• Short Circuit Withstand: UL and CSA compliant

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Specifications

• Part Number: DM063JJ
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 460D
• Primary Connection : Delta
• Primary FCAN (NPL) : 1x5%
• Primary FCBN (NPL) : 1x5%
• Secondary Voltage : 460Y/266
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 63
• 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 : 63
• 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 : 803423003418
• GTIN : 00803423003418
• Weight : 535
• Certification : CSA, UL

Documentation and Resources

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