DM007KDCN - Hammond Power Solutions 7.5 kVA 3-Phase Drive Isolation Transformer 480V Delta to 240V Wye Copper Wound

DM007KDCN

DM007KDCN is a 7.5 kVA three-phase drive isolation transformer designed for industrial and commercial applications requiring reliable voltage transformation and electrical isolation. This unit features a 480V delta primary and a 240V wye secondary, constructed with copper windings for enhanced efficiency and durability. The DM007KDCN is engineered for floor mounting and meets UL and CSA short circuit withstand requirements. Its robust design ensures stable performance under demanding conditions, making it suitable for use with variable frequency drives and other sensitive equipment.

• 7.5 kVA capacity
• Three-phase configuration
• 480V delta primary voltage
• 240V wye secondary voltage
• Copper wound construction
• Floor mounting type
• Meets UL and CSA short circuit withstand standards
• Typical impedance: 3 to 6%
• Temperature rise: 150°C typical
• Insulation system: 220°C
• Case style: NH5
• Approximate weight: 150 lbs

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Specifications

• Part Number: DM007KDCN
• 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 : 240Y/139
• Secondary Connection : Wye-N
• Temperature Rise : 130°C
• Insulation Class : 200°C
• EKVA : 8.2017
• 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 : 40 dBA (NEMA ST-20)
• Impedance (Std) : 3% - 6%
• Secondary Termination (NPL) : Terminal Block
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : NH5-N3R
• Enclosure Dimensions : 21.5in/547mm(H), 19.38in/493mm(W), 20.2in/514mm(D)
• Nameplate : Standard
• Standard kVA : 7.5
• 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 : 803423033422
• GTIN : 00803423033422
• Weight : 135
• Certification : CSA, UL

Documentation and Resources

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