DM027BK - Hammond Power Solutions 27 kVA 3-Phase Drive Isolation Transformer 208D/480Y Volts NH6 Frame

DM027BK

DM027BK is a 27 kVA three-phase drive isolation transformer designed for industrial power distribution applications by Hammond Power Solutions.This transformer features a 208 Delta primary voltage and 480Y secondary voltage configuration, suitable for 600V class systems. It is built with an NH6 frame and supports floor or wall mounting. The unit is engineered for drive isolation with a 150°C temperature rise insulation system and copper or aluminum conductor options. It meets UL and CSA short circuit withstand requirements, ensuring robust performance in demanding environments.

• Power Rating: 27 kVA
• Phase: Three-phase
• Primary Voltage: 208 Delta
• Secondary Voltage: 480Y
• Frame: NH6
• Mounting Type: Floor or Wall
• Insulation System: 220°C (150°C rise)
• Conductor Material: Copper or Aluminum
• Short Circuit Withstand: UL and CSA certified
• Application: Drive Isolation

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Specifications

• Part Number: DM027BK
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 208D
• Primary Connection : Delta
• Primary FCAN (NPL) : None
• Primary FCBN (NPL) : None
• Secondary Voltage : 480Y/277
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 27
• 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 : 27
• Vector Configuration : YNd1 (-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 : 803423052089
• GTIN : 00803423052089
• Weight : 285
• Certification : CSA, UL

Documentation and Resources

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