DM020JH - Hammond Power Solutions 3-Phase Drive Isolation Transformer 20kVA 460V

DM020JH

DM020JH is a three-phase drive isolation transformer rated at 20 kVA with a primary voltage of 460 volts delta and secondary voltage of 400 volts, designed for industrial drive applications. This transformer features a 220°C insulation system with 150°C rise, copper windings, and operates at 60 Hz frequency. It complies with IBC 2018 seismic standards and meets UL and CSA short circuit withstand requirements, making it suitable for demanding industrial environments.

• Capacity: 20 kVA
• Primary Voltage: 460V Delta
• Secondary Voltage: 400V
• Phase: 3-Phase
• Frequency: 60 Hz
• Insulation System: 220°C (150°C rise)
• Winding Material: Copper
• Impedance: 3-6%
• Sound Level: 45 dBA
• Mounting: Floor or Wall
• Weight: 372 lbs
• Seismic Compliance: IBC 2018 (Sds=2.0)

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Specifications

• Part Number: DM020JH
• 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
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 20
• 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 : 803423052041
• GTIN : 00803423052041
• Weight : 260
• Certification : CSA, UL

Documentation and Resources

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