DM040NJ - Hammond Power Solutions 40 kVA 575 Delta to 460Y VAC 3-Phase Drive Isolation Transformer NEMA 3R Floor/Wall Mount

DM040NJ

DM040NJ is a 40 kVA 3-phase drive isolation transformer from Hammond Power Solutions designed for industrial AC and DC variable speed drive applications.

This transformer features a primary voltage of 575 Delta VAC and a secondary voltage of 460Y VAC, operating at 60 Hz frequency. It is built with 220°C insulation and housed in a NEMA 3R enclosure suitable for indoor/outdoor use. The unit supports lug/pad connections and can be mounted on floor or wall. It is engineered to withstand overcurrent conditions of 150% rated load for 60 seconds or 200% for 30 seconds and includes a coil-mounted thermal warning switch for protection. Dimensions are 25 in L x 23.9 in W x 28.75 in H.

• Power Rating: 40 kVA
• Phase: 3-Phase
• Primary Voltage: 575 Delta VAC
• Secondary Voltage: 460Y VAC
• Frequency: 60 Hz
• Insulation Temperature Rating: 220°C
• Enclosure Type: NEMA 3R
• Mounting Type: Floor or Wall
• Connection Type: Lug/Pad
• Overcurrent Withstand: 150% for 60 s, 200% for 30 s
• Thermal Warning Switch: Coil mounted
• Dimensions: 25 in L x 23.9 in W x 28.75 in H

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Specifications

• Part Number: DM040NJ
• Manufacturer : Hammond Power Solutions
• Brand : Hammond Power Solutions
• Category : Transformer
• Phase : 3
• Enclosure Grade : Standard
• Duty : General Duty
• Frequency : 60Hz
• Primary Voltage : 575D
• 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 : 40
• 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 : 40
• 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 : 803423003210
• GTIN : 00803423003210
• Weight : 395
• Certification : CSA, UL

Documentation and Resources

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