DM020CC - Hammond Power Solutions 20 kVA 3-Phase 230D/230Y Drive Isolation Transformer

DM020CC

DM020CC is a 20 kVA 3-phase drive isolation transformer designed for industrial applications requiring reliable power isolation.DM020CC features a 230V delta primary and 230V wye secondary configuration, suitable for 60 Hz operation. It uses a 220°C insulation system with a typical 150°C temperature rise, ensuring durability and thermal performance. The transformer is constructed with copper or aluminum windings and meets UL and CSA short circuit withstand requirements. It is designed for floor mounting and provides low electrical noise and voltage disturbance suppression.

Key Specifications
• Power rating: 20 kVA
• Phase: 3-phase
• Primary voltage: 230V Delta
• Secondary voltage: 230V Wye
• Frequency: 60 Hz
• Insulation system temperature: 220°C
• Temperature rise: 150°C typical
• Mounting type: Floor mount
• Short circuit withstand: UL and CSA compliant
• Conductor material: Copper or Aluminum

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Specifications

• Part Number: DM020CC
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 230D
• Primary Connection : Delta
• Primary FCAN (NPL) : 1x5%
• Primary FCBN (NPL) : 1x5%
• Secondary Voltage : 230Y/133
• 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 : 803423002770
• GTIN : 00803423002770
• Weight : 250
• Certification : CSA, UL

Documentation and Resources

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