DM175JH - Hammond Power Solutions 175 kVA 3-Phase Drive Isolation Transformer 460V-400V

DM175JH

DM175JH is a 175 kVA three-phase drive isolation transformer designed for industrial applications requiring reliable voltage isolation and conditioning.This dry-type transformer operates at 60 Hz frequency with primary voltages including 460V delta and secondary voltages at 400V. It features a 220°C insulation system rated for 150°C temperature rise, suitable for use with AC and DC variable speed drives. The unit is built with aluminum windings and meets UL and CSA short circuit withstand requirements. It is floor mountable and designed to handle rugged drive environments.

• Power rating: 175 kVA
• Phase: 3-Phase
• Primary voltage: 460V Delta
• Secondary voltage: 400V
• Frequency: 60 Hz
• Insulation system: 220°C (150°C rise)
• Mounting type: Floor mount
• Construction: Dry type
• Meets UL and CSA short circuit withstand requirements
• Designed for drive isolation applications

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Specifications

• Part Number: DM175JH
• 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 : 175
• 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 : 55 dBA (NEMA ST-20)
• Impedance (Std) : 3.5% - 6.5%
• Secondary Termination (NPL) : Mechanical Lugs
• Enclosure Type : Type 3R / IP24
• Enclosure Finish : ANSI 61 Grey, UL50
• Enclosure PN (NPL) : NH4-N3R
• Enclosure Dimensions : 41in/1042mm(H), 32in/813mm(W), 25.5in/648mm(D)
• Nameplate : Standard
• Standard kVA : 175
• 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 : 803423052645
• Weight : 915
• Certification : CSA, UL

Documentation and Resources

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