DM020JHCN - Hammond Power Solutions 20 kVA 3-Phase Drive Isolation Transformer 460V Primary 60Hz

DM020JHCN

DM020JHCN is a 20 kVA three-phase drive isolation transformer from Hammond Power Solutions designed for industrial applications.

This transformer features a 460V primary voltage and operates at 60 Hz frequency. It is a dry-type, encapsulated unit with copper windings and a 220°C insulation system rated for a 150°C temperature rise. The design ensures robust performance for variable speed drives and industrial power distribution needs. Mounting options include wall or floor, with a Type 3R enclosure available for environmental protection.

• Power rating: 20 kVA
• Phase: 3-phase
• Primary voltage: 460V
• Frequency: 60 Hz
• Insulation system temperature rating: 220°C (150°C rise)
• Conductor material: Copper
• Enclosure type: Type 3R (optional gasket kit for Type 4/12)
• Mounting type: Wall or floor mount
• Designed for drive isolation applications

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Specifications

• Part Number: DM020JHCN
• 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 : 400Y/231
• Secondary Connection : Wye-N
• Temperature Rise : 130°C
• Insulation Class : 200°C
• EKVA : 21.8712
• 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 : 45 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) : NH6-N3R
• Enclosure Dimensions : 28.75in/731mm(H), 23.9in/608mm(W), 25in/635mm(D)
• Nameplate : Standard
• Standard kVA : 20
• 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 : 803423052058
• Weight : 265
• Certification : CSA, UL

Documentation and Resources

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