DM075JJ - Hammond Power Solutions 75 kVA 460V 3-Phase Drive Isolation Transformer

DM075JJ

DM075JJ is a 75 kVA, 3-phase drive isolation transformer designed for industrial power distribution and motor drive applications.

This Hammond Power Solutions transformer features a 460 VAC Delta primary voltage with a 460Y/266 VAC secondary output, operating at 60 Hz. The unit is constructed with an open core design and copper windings, utilizing a 220 degrees C insulation system with 150 degrees C rise rating. It is housed in a NEMA 3R enclosure suitable for floor, wall, or ceiling mounting and comes standard with a coil-mounted thermal warning switch for equipment protection.

• Capacity: 75 kVA
• Phase: 3-phase
• Primary Voltage: 460 VAC Delta
• Secondary Voltage: 460Y/266 VAC
• Frequency: 60 Hz
• Core Type: Open core
• Winding Material: Copper
• Insulation Class: 220 degrees C (150 degrees C rise)
• Enclosure: NEMA 3R
• Mounting: Floor, wall, or ceiling
• Thermal Protection: Coil-mounted thermal warning switch
• Certifications: UL, CSA

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Specifications

• Part Number: DM075JJ
• 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 : 460Y/266
• Secondary Connection : Wye-N
• Material : Aluminum
• Temperature Rise : 150°C
• Insulation Class : 220°C
• EKVA : 75
• 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 : 50 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) : NH3-N3R
• Enclosure Dimensions : 38in/966mm(H), 26in/661mm(W), 21in/534mm(D)
• Nameplate : Standard
• Standard kVA : 75
• 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 : 803423003531
• GTIN : 00803423003531
• Weight : 605
• Certification : CSA, UL

Documentation and Resources

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